Kenichi Nagaoka

Year	Citations
2026	283
2025	430
2024	382
2023	350
2022	355
2021	439
2020	373
2019	481
2018	544
2017	346
2016	416
2015	334
2014	290
2013	293
2012	180
2011	298
2010	521
2009	221
2008	383
2007	265
2006	286
2005	159
2004	116

#	Article Details	Year
1	Identification of zonal flows in a toroidal plasma Google Scholar 👨‍🔬 A Fujisawa, K Itoh, H Iguchi, K Matsuoka, S Okamura, A Shimizu, ... 📚 Physical review letters 93 (16), 165002, 2004	2004
2	Recent advances in the LHD experiment Google Scholar 👨‍🔬 O Motojima, N Ohyabu, A Komori, O Kaneko, H Yamada, K Kawahata, ... 📚 Nuclear fusion 43 (12), 1674-1683, 2003	2003
3	Extension of the operational regime of the LHD towards a deuterium experiment Google Scholar 👨‍🔬 Y Takeiri, T Morisaki, M Osakabe, M Yokoyama, S Sakakibara, ... 📚 Nuclear Fusion 57 (10), 102023, 2017	2017
4	High-power and long-pulse injection with negative-ion-based neutral beam injectors in the Large Helical Device Google Scholar 👨‍🔬 Y Takeiri, O Kaneko, K Tsumori, Y Oka, K Ikeda, M Osakabe, K Nagaoka, ... 📚 Nuclear fusion 46 (6), S199-S210, 2006	2006
5	Charge-exchange spectroscopy with pitch-controlled double-slit fiber bundle on LHD Google Scholar 👨‍🔬 M Yoshinuma, K Ida, M Yokoyama, M Osakabe, K Nagaoka 📚 Fusion Science and Technology 58 (1), 375-382, 2010	2010
6	Experimental observations of enhanced radial transport of energetic particles with Alfvén eigenmode on the LHD Google Scholar 👨‍🔬 M Osakabe, S Yamamoto, K Toi, Y Takeiri, S Sakakibara, K Nagaoka, ... 📚 Nuclear fusion 46 (10), S911-S917, 2006	2006
7	Observation of an impurity hole in a plasma with an ion internal transport barrier in the Large Helical Device Google Scholar 👨‍🔬 K Ida, M Yoshinuma, M Osakabe, K Nagaoka, M Yokoyama, H Funaba, ... 📚 Physics of Plasmas 16 (5), 2009	2009
8	Current status of large helical device and its prospect for deuterium experiment Google Scholar 👨‍🔬 M Osakabe, Y Takeiri, T Morisaki, G Motojima, K Ogawa, M Isobe, ... 📚 Fusion Science and Technology 72 (3), 199-210, 2017	2017
9	High performance of neutral beam injectors for extension of LHD operational regime Google Scholar 👨‍🔬 Y Takeiri, O Kaneko, K Tsumori, M Osakabe, K Ikeda, K Nagaoka, ... 📚 Fusion Science and Technology 58 (1), 482-488, 2010	2010
10	Observation of an impurity hole in the large helical device Google Scholar 👨‍🔬 M Yoshinuma, K Ida, M Yokoyama, M Osakabe, K Nagaoka, S Morita, ... 📚 Nuclear Fusion 49 (6), 062002, 2009	2009
11	MHD instabilities and their effects on plasma confinement in Large Helical Device plasmas Google Scholar 👨‍🔬 K Toi, S Ohdachi, S Yamamoto, N Nakajima, S Sakakibara, KY Watanabe, ... 📚 Nuclear fusion 44 (2), 217-225, 2004	2004
12	Development of net-current free heliotron plasmas in the Large Helical Device Google Scholar 👨‍🔬 A Komori, H Yamada, S Sakakibara, O Kaneko, K Kawahata, T Mutoh, ... 📚 Nuclear fusion 49 (10), 104015, 2009	2009
13	Formation of electron internal transport barrier and achievement of high ion temperature in Large Helical Device Google Scholar 👨‍🔬 Y Takeiri, T Shimozuma, S Kubo, S Morita, M Osakabe, O Kaneko, ... 📚 Physics of Plasmas 10 (5), 1788-1795, 2003	2003
14	Internal measurements of Alfvén eigenmodes with heavy ion beam probing in toroidal plasmas Google Scholar 👨‍🔬 AV Melnikov, LG Eliseev, R Jiménez-Gómez, E Ascasibar, C Hidalgo, ... 📚 Nuclear Fusion 50 (8), 084023, 2010	2010
15	Experimental observation of a tripolar vortex in a plasma Google Scholar 👨‍🔬 A Okamoto, K Hara, K Nagaoka, S Yoshimura, J Vranješ, M Kono, ... 📚 Physics of plasmas 10 (6), 2211-2216, 2003	2003
16	Spontaneous toroidal rotation driven by the off-diagonal term of momentum and heat transport in the plasma with the ion internal transport barrier in LHD Google Scholar 👨‍🔬 K Ida, M Yoshinuma, K Nagaoka, M Osakabe, S Morita, M Goto, ... 📚 Nuclear Fusion 50 (6), 064007, 2010	2010
17	Plasma flow measurement using directional Langmuir probe under weakly ion-magnetized conditions Google Scholar 👨‍🔬 K Nagaoka, A Okamoto, S Yoshimura, MY Tanaka 📚 Journal of the Physical Society of Japan 70 (1), 131-137, 2001	2001
18	Spatial distribution of the charged particles and potentials during beam extraction in a negative-ion source Google Scholar 👨‍🔬 K Tsumori, H Nakano, M Kisaki, K Ikeda, K Nagaoka, M Osakabe, ... 📚 Review of Scientific Instruments 83 (2), 2012	2012
19	Resistive interchange modes destabilized by helically trapped energetic ions in a helical plasma Google Scholar 👨‍🔬 XD Du, K Toi, M Osakabe, S Ohdachi, T Ido, K Tanaka, M Yokoyama, ... 📚 Physical review letters 114 (15), 155003, 2015	2015
20	Spontaneous formation of a plasma hole in a rotating magnetized plasma: A giant burgers vortex in a compressible fluid Google Scholar 👨‍🔬 K Nagaoka, A Okamoto, S Yoshimura, M Kono, MY Tanaka 📚 Physical review letters 89 (7), 075001, 2002	2002
21	Realization of high Ti plasmas and confinement characteristics of ITB plasmas in the LHD deuterium experiments Google Scholar 👨‍🔬 H Takahashi, K Nagaoka, K Mukai, M Yokoyama, S Murakami, S Ohdachi, ... 📚 Nuclear Fusion 58 (10), 106028, 2018	2018
22	Development and application of a ray-tracing code integrating with 3D equilibrium mapping in LHD ECH experiments Google Scholar 👨‍🔬 T Ii Tsujimura, S Kubo, H Takahashi, R Makino, R Seki, Y Yoshimura, ... 📚 Nuclear Fusion 55 (12), 123019, 2015	2015
23	Local island divertor experiments on LHD Google Scholar 👨‍🔬 T Morisaki, S Masuzaki, A Komori, N Ohyabu, M Kobayashi, Y Feng, ... 📚 Journal of nuclear materials 337, 154-160, 2005	2005
24	Observation of reversed-shear Alfvén eigenmodes excited by energetic ions in a helical plasma Google Scholar 👨‍🔬 K Toi, F Watanabe, T Tokuzawa, K Ida, S Morita, T Ido, A Shimizu, M Isobe, ... 📚 Physical review letters 105 (14), 145003, 2010	2010
25	Experimental evidence of a zonal magnetic field in a toroidal plasma Google Scholar 👨‍🔬 A Fujisawa, K Itoh, A Shimizu, H Nakano, S Ohshima, H Iguchi, ... 📚 Physical review letters 98 (16), 165001, 2007	2007
26	Alfvén eigenmode properties and dynamics in the TJ-II stellarator Google Scholar 👨‍🔬 AV Melnikov, LG Eliseev, E Ascasibar, AA Chmyga, C Hidalgo, T Ido, ... 📚 Nuclear Fusion 52 (12), 123004, 2012	2012
27	Plasma performance and impurity behaviour in long pulse discharges on LHD Google Scholar 👨‍🔬 Y Nakamura, Y Takeiri, R Kumazawa, M Osakabe, T Seki, BJ Peterson, ... 📚 Nuclear fusion 43 (4), 219-227, 2003	2003
28	Mitigation of NBI-driven Alfvén eigenmodes by electron cyclotron heating in the TJ-II stellarator Google Scholar 👨‍🔬 K Nagaoka, T Ido, E Ascasíbar, T Estrada, S Yamamoto, AV Melnikov, ... 📚 Nuclear Fusion 53 (7), 072004, 2013	2013
29	Heat and momentum transport of ion internal transport barrier plasmas on the Large Helical Device Google Scholar 👨‍🔬 K Nagaoka, K Ida, M Yoshinuma, Y Takeiri, M Yokoyama, S Morita, ... 📚 Nuclear Fusion 51 (8), 083022, 2011	2011
30	Steady-state operation and high energy particle production of MeV energy in the Large Helical Device Google Scholar 👨‍🔬 T Mutoh, R Kumazawa, T Seki, K Saito, H Kasahara, Y Nakamura, ... 📚 Nuclear fusion 47 (9), 1250-1257, 2007	2007
31	Observation of the low to high confinement transition in the large helical device Google Scholar 👨‍🔬 K Toi, S Ohdachi, S Yamamoto, S Sakakibara, K Narihara, K Tanaka, ... 📚 Physics of plasmas 12 (2), 2005	2005
32	Studies of fast-ion transport induced by energetic particle modes using fast-particle diagnostics with high time resolution in CHS Google Scholar 👨‍🔬 M Isobe, K Toi, H Matsushita, K Goto, C Suzuki, K Nagaoka, N Nakajima, ... 📚 Nuclear fusion 46 (10), S918-S925, 2006	2006
33	Resistive interchange mode destabilized by helically trapped energetic ions and its effects on energetic ions and bulk plasma in a helical plasma Google Scholar 👨‍🔬 XD Du, K Toi, S Ohdachi, M Osakabe, T Ido, K Tanaka, M Yokoyama, ... 📚 Nuclear Fusion 56 (1), 016002, 2016	2016
34	Plasma Fusion Res. 2 Google Scholar 👨‍🔬 K Tanaka, CA Michael, LN Vyacheslavov, H Funaba, M Yokoyama, K Ida, ... 📚 S1033, 2007	2007
35	Intermittent characteristics in coupling between turbulence and zonal flows Google Scholar 👨‍🔬 A Fujisawa, A Shimizu, H Nakano, S Ohshima, K Itoh, Y Nagashima, ... 📚 Plasma Physics and Controlled Fusion 49 (3), 211-217, 2007	2007
36	Extension of high Te regime with upgraded electron cyclotron resonance heating system in the Large Helical Device Google Scholar 👨‍🔬 H Takahashi, T Shimozuma, S Kubo, Y Yoshimura, H Igami, S Ito, ... 📚 Physics of Plasmas 21 (6), 2014	2014
37	Flow damping due to stochastization of the magnetic field Google Scholar 👨‍🔬 K Ida, M Yoshinuma, H Tsuchiya, T Kobayashi, C Suzuki, M Yokoyama, ... 📚 Nature communications 6 (1), 5816, 2015	2015
38	Fast ion charge exchange spectroscopy measurement using a radially injected neutral beam on the large helical device Google Scholar 👨‍🔬 M Osakabe, S Murakami, M Yoshinuma, K Ida, A Whiteford, M Goto, ... 📚 Review of Scientific Instruments 79 (10), 2008	2008
39	Turbulence and transport characteristics of a barrier in a toroidal plasma Google Scholar 👨‍🔬 A Fujisawa, A Shimizu, H Nakano, S Ohsima, K Itoh, H Iguchi, ... 📚 Plasma physics and controlled fusion 48 (4), S205-S212, 2006	2006
40	Cavity ring‐down system for density measurement of negative hydrogen ion on negative ion source Google Scholar 👨‍🔬 H Nakano, K Tsumori, K Nagaoka, M Shibuya, U Fantz, M Kisaki, K Ikeda, ... 📚 AIP conference proceedings 1390 (1), 359-366, 2011	2011
41	Turbulence response in the high Ti discharge of the LHD Google Scholar 👨‍🔬 K Tanaka, C Michael, L Vyacheslavov, H Funaba, M Yokoyama, K Ida, ... 📚 Plasma and Fusion Research 5, S2053-S2053, 2010	2010
42	High power beam injection using an improved negative ion source for the large helical device Google Scholar 👨‍🔬 K Tsumori, K Nagaoka, M Osakabe, Y Takeiri, K Ikeda, O Kaneko, Y Oka, ... 📚 Review of scientific instruments 75 (5), 1847-1850, 2004	2004
43	Integrated discharge scenario for high-temperature helical plasma in LHD Google Scholar 👨‍🔬 K Nagaoka, H Takahashi, S Murakami, H Nakano, Y Takeiri, H Tsuchiya, ... 📚 Nuclear Fusion 55 (11), 113020, 2015	2015
44	Experimental study of radial electric field and electrostatic potential fluctuation in the Large Helical Device Google Scholar 👨‍🔬 T Ido, A Shimizu, M Nishiura, K Nagaoka, M Yokoyama, K Ida, ... 📚 Plasma Physics and Controlled Fusion 52 (12), 124025, 2010	2010
45	Dynamics of ion internal transport barrier in LHD heliotron and JT-60U tokamak plasmas Google Scholar 👨‍🔬 K Ida, Y Sakamoto, M Yoshinuma, H Takenaga, K Nagaoka, N Hayashi, ... 📚 Nuclear Fusion 49 (9), 095024, 2009	2009
46	Radial transport characteristics of fast ions due to energetic-particle modes inside the last closed-flux surface in the compact helical system Google Scholar 👨‍🔬 K Nagaoka, M Isobe, K Toi, A Shimizu, A Fujisawa, S Ohshima, H Nakano, ... 📚 Physical review letters 100 (6), 065005, 2008	2008
47	Causal relationship between zonal flow and turbulence in a toroidal plasma Google Scholar 👨‍🔬 A Fujisawa, A Shimizu, H Nakano, S Ohshima, K Itoh, Y Nagashima, ... 📚 Journal of the Physical Society of Japan 76 (3), 033501-033501, 2007	2007
48	Superdense core mode in the Large Helical Device with an internal diffusion barrier Google Scholar 👨‍🔬 T Morisaki, N Ohyabu, S Masuzaki, M Kobayashi, R Sakamoto, ... 📚 Physics of plasmas 14 (5), 2007	2007
49	Extension of operation regimes and investigation of three-dimensional currentless plasmas in the Large Helical Device Google Scholar 👨‍🔬 O Kaneko, H Yamada, S Inagaki, M Jakubowski, S Kajita, S Kitajima, ... 📚 Nuclear Fusion 53 (10), 104015, 2013	2013
50	Measurements of rotational transform due to noninductive toroidal current using motional Stark effect spectroscopy in the Large Helical Device Google Scholar 👨‍🔬 K Ida, M Yoshinuma, KY Watanabe, T Kobuchi, K Nagaoka 📚 Review of scientific instruments 76 (5), 2005	2005
51	Suppression of fast-ion-driven MHD instabilities by ECH/ECCD on Heliotron J Google Scholar 👨‍🔬 S Yamamoto, K Nagasaki, S Kobayashi, K Nagaoka, A Cappa, H Okada, ... 📚 Nuclear Fusion 57 (12), 126065, 2017	2017
52	Transition from chirping to steady NBI-driven Alfvén modes caused by magnetic configuration variations in the TJ-II stellarator Google Scholar 👨‍🔬 AV Melnikov, LG Eliseev, E Ascasíbar, A Cappa, F Castejón, C Hidalgo, ... 📚 Nuclear Fusion 56 (7), 076001, 2016	2016
53	Extension of the operational regime in high-temperature plasmas and the dynamic-transport characteristics in the LHD Google Scholar 👨‍🔬 H Takahashi, M Osakabe, K Nagaoka, S Murakami, I Yamada, Y Takeiri, ... 📚 Nuclear Fusion 53 (7), 073034, 2013	2013
54	Edge plasma control by local island divertor in LHD Google Scholar 👨‍🔬 A Komori, T Morisaki, S Masuzaki, M Kobayashi, Y Feng, M Shoji, ... 📚 Nuclear fusion 45 (8), 837-842, 2005	2005
55	Confinement improvement in high-ion temperature plasmas heated with high-energy negative-ion-based neutral beam injection in the Large Helical Device Google Scholar 👨‍🔬 Y Takeiri, S Morita, K Ikeda, K Ida, S Kubo, M Yokoyama, K Tsumori, ... 📚 Nuclear fusion 47 (9), 1078-1085, 2007	2007
56	Fast-particle diagnostics on LHD Google Scholar 👨‍🔬 M Isobe, M Osakabe, T Ozaki, M Nishiura, PV Goncharov, E Veshchev, ... 📚 Fusion Science and Technology 58 (1), 426-435, 2010	2010
57	Effect of ECH/ECCD on energetic-particle-driven MHD modes in helical plasmas Google Scholar 👨‍🔬 S Yamamoto, K Nagasaki, K Nagaoka, J Varela, Á Cappa, E Ascasíbar, ... 📚 Nuclear Fusion 60 (6), 066018, 2020	2020
58	Identification of the extraction structure of H− ions by Hα imaging spectroscopy Google Scholar 👨‍🔬 K Ikeda, H Nakano, K Tsumori, M Kisaki, K Nagaoka, M Osakabe, ... 📚 New Journal of Physics 15 (10), 103026, 2013	2013
59	Beamlet characteristics in the accelerator with multislot grounded grid Google Scholar 👨‍🔬 K Tsumori, M Osakabe, Y Takeiri, O Kaneko, K Nagaoka, K Ikeda, ... 📚 Review of Scientific Instruments 81 (2), 2010	2010
60	Experimental studies of zonal flow and field in compact helical system plasma Google Scholar 👨‍🔬 A Fujisawa, K Itoh, A Shimizu, H Nakano, S Ohshima, H Iguchi, ... 📚 Physics of Plasmas 15 (5), 2008	2008
61	Extension and characteristics of an ECRH plasma in LHD Google Scholar 👨‍🔬 S Kubo, T Shimozuma, Y Yoshimura, T Notake, H Idei, S Inagaki, ... 📚 Plasma physics and controlled fusion 47 (5A), A81-A90, 2005	2005
62	Transition of edge particle transport in CHS Google Scholar 👨‍🔬 S Okamura, T Minami, C Suzuki, M Isobe, T Oishi, K Ida, Y Yoshimura, ... 📚 Journal of Plasma and Fusion Research 79 (10), 977-979, 2003	2003
63	Suppression of trapped energetic ions driven resistive interchange modes with electron cyclotron heating in a helical plasma Google Scholar 👨‍🔬 XD Du, K Toi, S Ohdachi, KY Watanabe, H Takahashi, Y Yoshimura, ... 📚 Physical review letters 118 (12), 125001, 2017	2017
64	Edge transport barrier formation in compact helical system Google Scholar 👨‍🔬 S Okamura, T Minami, T Oishi, C Suzuki, K Ida, M Isobe, Y Yoshimura, ... 📚 Plasma physics and controlled fusion 46 (5A), A113-A119, 2004	2004
65	Development of intense hydrogen-negative-ion source for neutral beam injectors at NIFS Google Scholar 👨‍🔬 Y Takeiri, K Tsumori, M Osakabe, K Ikeda, K Nagaoka, H Nakano, ... 📚 AIP Conference Proceedings 1515 (1), 139-148, 2013	2013
66	Control of negative ion beam uniformity by using multipower supplies for arc discharge Google Scholar 👨‍🔬 K Ikeda, Y Takeiri, O Kaneko, K Nagaoka, Y Oka, M Osakabe, K Tsumori, ... 📚 Review of scientific instruments 75 (5), 1744-1746, 2004	2004
67	Impact of carbon impurities on the confinement of high-ion-temperature discharges in the Large Helical Device Google Scholar 👨‍🔬 M Osakabe, H Takahashi, K Nagaoka, S Murakami, I Yamada, ... 📚 Plasma Physics and Controlled Fusion 56 (9), 095011, 2014	2014
68	Observation of MHD induced fast ion losses on the CHS heliotron/torsatron Google Scholar 👨‍🔬 T Kondo, M Isobe, M Sasao, DS Darrow, K Toi, M Takechi, G Matsunaga, ... 📚 Nuclear fusion 40 (9), 1575-1586, 2000	2000
69	A quasi-coherent electrostatic mode in ECRH plasmas on TJ-II Google Scholar 👨‍🔬 AV Melnikov, LG Eliseev, MA Ochando, K Nagaoka, E Ascasibar, ... 📚 Plasma and Fusion Research 6, 2402030-2402030, 2011	2011
70	H-mode-like transition and ELM-like bursts in LHD with thick ergodic layer Google Scholar 👨‍🔬 S Morita, T Morisaki, M Goto, K Tanaka, MB Chowdhuri, K Ikeda, R Katai, ... 📚 Nuclear fusion 47 (8), 1033-1044, 2007	2007
71	The isotope effect on impurities and bulk ion particle transport in the Large Helical Device Google Scholar 👨‍🔬 K Ida, R Sakamoto, M Yoshinuma, K Yamazaki, T Kobayashi, Y Fujiwara, ... 📚 Nuclear Fusion 59 (5), 056029, 2019	2019
72	Fast-ion confinement studies on LHD Google Scholar 👨‍🔬 M Osakabe, M Isobe, S Murakami, S Kobayashi, K Saito, R Kumazawa, ... 📚 Fusion Science and Technology 58 (1), 131-140, 2010	2010
73	Long-pulse plasma discharge on the Large Helical Device Google Scholar 👨‍🔬 R Kumazawa, T Mutoh, K Saito, T Seki, Y Nakamura, S Kubo, ... 📚 Nuclear fusion 46 (3), S13-S21, 2006	2006
74	Gyrokinetic microinstability analysis of high-Ti and high-Te isotope plasmas in Large Helical Device Google Scholar 👨‍🔬 M Nakata, K Nagaoka, K Tanaka, H Takahashi, M Nunami, S Satake, ... 📚 Plasma Physics and Controlled Fusion 61 (1), 014016, 2019	2019
75	Observations of spontaneous toroidal flow in the LHD Google Scholar 👨‍🔬 M Yoshinuma, K Ida, M Yokoyama, K Nagaoka, M Osakabe, ... 📚 Nuclear fusion 49 (7), 075036, 2009	2009
76	Integrated transport simulations of high ion temperature plasmas of LHD Google Scholar 👨‍🔬 S Murakami, H Yamaguchi, A Sakai, A Wakasa, A Fukuyama, K Nagaoka, ... 📚 Plasma Physics and Controlled Fusion 57 (5), 054009, 2015	2015
77	Reversal of intrinsic torque associated with the formation of an internal transport barrier Google Scholar 👨‍🔬 K Ida, H Lee, K Nagaoka, M Osakabe, C Suzuki, M Yoshinuma, R Seki, ... 📚 Physical Review Letters 111 (Issue5), 055001-1-4, 2013	2013
78	Research and development activities on negative ion sources Google Scholar 👨‍🔬 K Tsumori, Y Takeiri, O Kaneko, M Osakabe, A Ando, K Ikeda, K Nagaoka, ... 📚 Fusion Science and Technology 58 (1), 489-496, 2010	2010
79	High-ion temperature experiments with negative-ion-based neutral beam injection heating in Large Helical Device Google Scholar 👨‍🔬 Y Takeiri, S Morita, K Tsumori, K Ikeda, Y Oka, M Osakabe, K Nagaoka, ... 📚 Nuclear fusion 45 (7), 565-573, 2005	2005
80	Exploring deuterium beam operation and the behavior of the co-extracted electron current in a negative-ion-based neutral beam injector Google Scholar 👨‍🔬 K Ikeda, K Tsumori, H Nakano, M Kisaki, K Nagaoka, S Kamio, Y Fujiwara, ... 📚 Nuclear Fusion 59 (7), 076009, 2019	2019
81	Cavity ringdown technique for negative-hydrogen-ion measurement in ion source for neutral beam injector Google Scholar 👨‍🔬 H Nakano, K Tsumori, M Shibuya, S Geng, M Kisaki, K Ikeda, K Nagaoka, ... 📚 Journal of Instrumentation 11 (03), C03018-C03018, 2016	2016
82	Neutral beam injection with an improved accelerator for LHD Google Scholar 👨‍🔬 K Tsumori, M Osakabe, O Kaneko, Y Takeiri, K Nagaoka, Y Oka, K Ikeda, ... 📚 Review of Scientific Instruments 79 (2), 2008	2008
83	Direct observation of mass-dependent collisionless energy transfer via Landau and transit-time damping Google Scholar 👨‍🔬 K Ida, T Kobayashi, M Yoshinuma, K Nagaoka, K Ogawa, T Tokuzawa, ... 📚 Communications Physics 5 (1), 228, 2022	2022
84	Extension of operational regime in high-temperature plasmas and effect of ECRH on ion thermal transport in the LHD Google Scholar 👨‍🔬 H Takahashi, K Nagaoka, S Murakami, M Osakabe, H Nakano, K Ida, ... 📚 Nuclear Fusion 57 (8), 086029, 2017	2017
85	H− density profile and response to applied bias and extraction voltages in H− source Google Scholar 👨‍🔬 H Nakano, K Tsumori, M Kisaki, K Ikeda, K Nagaoka, M Osakabe, ... 📚 AIP conference proceedings 1515 (1), 237-245, 2013	2013
86	Effect of the tangential NBI current drive on the stability of pressure and energetic particle driven MHD modes in LHD plasma Google Scholar 👨‍🔬 J Varela, WA Cooper, K Nagaoka, KY Watanabe, DA Spong, L Garcia, ... 📚 Nuclear Fusion 60 (2), 026016, 2020	2020
87	Charged particle flows in the beam extraction region of a negative ion source for NBI Google Scholar 👨‍🔬 S Geng, K Tsumori, H Nakano, M Kisaki, K Ikeda, M Osakabe, K Nagaoka, ... 📚 Review of Scientific Instruments 87 (2), 2016	2016
88	Progress in the integrated development of the helical system Google Scholar 👨‍🔬 H Yamada, K Kawahata, T Mutoh, N Ohyabu, Y Takeiri, S Imagawa, K Ida, ... 📚 Fusion Science and Technology 58 (1), 12-28, 2010	2010
89	Extension of improved particle and energy confinement regime in the core of LHD plasma Google Scholar 👨‍🔬 O Kaneko, M Yokoyama, M Yoshinuma, KI Nagaoka, K Ida, R Sakamoto, ... 📚 Plasma and Fusion Research 4, 027-027, 2009	2009
90	Extension of the high-ion-temperature regime in the Large Helical Device Google Scholar 👨‍🔬 M Yokoyama, K Nagaoka, M Yoshinuma, Y Takeiri, K Ida, S Morita, ... 📚 Physics of Plasmas 15 (5), 2008	2008
91	High power neutral beam injection in LHD Google Scholar 👨‍🔬 K Tsumori, Y Takeiri, K Nagaoka, K Ikeda, M Osakabe, Y Oka, O Kaneko, ... 📚 Plasma Science and Technology 8 (1), 24-27, 2006	2006
92	Challenges toward improvement of deuterium-injection power in the Large Helical Device negative-ion-based NBIs Google Scholar 👨‍🔬 K Tsumori, K Ikeda, M Kisaki, H Nakano, K Nagaoka, Y Fujiwara, S Kamio, ... 📚 Nuclear Fusion 62 (5), 056016, 2022	2022
93	Modeling of the ECCD injection effect on the Heliotron J and LHD plasma stability Google Scholar 👨‍🔬 J Varela, K Nagasaki, K Nagaoka, S Yamamoto, KY Watanabe, DA Spong, ... 📚 Nuclear Fusion 60 (11), 112015, 2020	2020
94	Isotope effects on transport in LHD Google Scholar 👨‍🔬 K Tanaka, K Nagaoka, K Ida, H Yamada, T Kobayashi, S Satake, ... 📚 Plasma Physics and Controlled Fusion 63 (9), 094001, 2021	2021
95	Study of Alfvén eigenmodes in the TJ-II stellarator Google Scholar 👨‍🔬 AV Melnikov, LG Eliseev, R Jiménez-Gómez, E Ascasibar, C Hidalgo, ... 📚 Plasma and Fusion Research 5, S2019-S2019, 2010	2010
96	Electron Bernstein wave heating via the slow X–B mode conversion process with direct launching from the high field side in LHD Google Scholar 👨‍🔬 H Igami, Y Yoshimura, S Kubo, T Shimozuma, H Takahashi, H Tanaka, ... 📚 Nuclear fusion 49 (11), 115005, 2009	2009
97	EHO-like density fluctuations measured using beam emission spectroscopy in ETB discharges in CHS Google Scholar 👨‍🔬 T Oishi, S Kado, M Yoshinuma, K Ida, T Akiyama, T Minami, K Nagaoka, ... 📚 Nuclear fusion 46 (2), 317-323, 2006	2006
98	Observation of clump structure in transported particle orbit using an upgraded neutral particle analyzer during TAE burst in LHD Google Scholar 👨‍🔬 S Kamio, Y Fujiwara, K Nagaoka, K Ogawa, R Seki, H Yamaguchi, ... 📚 Nuclear Fusion 60 (11), 112002, 2020	2020
99	Excitation of helically-trapped-energetic-ion driven resistive interchange modes with intense deuterium beam injection and enhanced effect on beam ions/bulk plasmas of LHD Google Scholar 👨‍🔬 T Bando, S Ohdachi, M Isobe, Y Suzuki, K Toi, K Nagaoka, H Takahashi, ... 📚 Nuclear Fusion 58 (8), 082025, 2018	2018
100	Collisionality dependence and ion species effects on heat transport in He and H plasma, and the role of ion scale turbulence in LHD Google Scholar 👨‍🔬 K Tanaka, K Nagaoka, S Murakami, H Takahashi, M Osakabe, ... 📚 Nuclear Fusion 57 (11), 116005, 2017	2017
101	Overview of transport and MHD stability study: focusing on the impact of magnetic field topology in the Large Helical Device Google Scholar 👨‍🔬 K Ida, K Nagaoka, S Inagaki, H Kasahara, T Evans, M Yoshinuma, ... 📚 Nuclear Fusion 55 (10), 104018, 2015	2015
102	MHD modes destabilized by energetic ions on LHD Google Scholar 👨‍🔬 K Toi, M Isobe, M Osakabe, F Watanabe, K Ogawa, S Yamamoto, ... 📚 Fusion Science and Technology 58 (1), 186-193, 2010	2010
103	Stability optimization of energetic particle driven modes in nuclear fusion devices: the FAR3d gyro-fluid code Google Scholar 👨‍🔬 J Varela, D Spong, L Garcia, Y Ghai, J Ortiz, FAR3d Project Collaborators 📚 Frontiers in Physics 12, 1422411, 2024	2024
104	Transport characteristics of deuterium and hydrogen plasmas with ion internal transport barrier in the Large Helical Device Google Scholar 👨‍🔬 K Nagaoka, H Takahashi, M Nakata, S Satake, K Tanaka, K Mukai, ... 📚 Nuclear Fusion 59 (10), 106002, 2019	2019
105	Characteristics of plasma grid bias in large-scaled negative ion source Google Scholar 👨‍🔬 M Kisaki, K Tsumori, K Ikeda, H Nakano, M Osakabe, K Nagaoka, ... 📚 Review of Scientific Instruments 85 (2), 2014	2014
106	Dynamic transport study of heat and momentum transport in a plasma with improved ion confinement in the large helical device Google Scholar 👨‍🔬 H Lee, K Ida, M Osakabe, M Yokoyama, C Suzuki, K Nagaoka, R Seki, ... 📚 Plasma Physics and Controlled Fusion 55 (1), 014011, 2013	2013
107	Ion heating experiments using perpendicular neutral beam injection in the Large Helical Device Google Scholar 👨‍🔬 K Nagaoka, M Yokoyama, Y Takeiri, K Ida, M Yoshinuma, S Matsuoka, ... 📚 Plasma and Fusion Research 3, S1013-S1013, 2008	2008
108	Cotton-Mouton polarimeter with HCN laser on CHS Google Scholar 👨‍🔬 T Akiyama, K Kawahata, Y Ito, S Okajima, K Nakayama, S Okamura, ... 📚 Review of scientific instruments 77 (10), 10F118, 2006	2006
109	Two-dimensional diagnostic of edge plasma structure using a lithium beam probe in a compact helical system Google Scholar 👨‍🔬 K Nakamura, H Iguchi, M Ueda, Z Narihiro, A Shimizu, T Morisaki, M Isobe, ... 📚 Review of scientific instruments 76 (1), 2005	2005
110	Characteristics of confinement and stability in large helical device edge plasmas Google Scholar 👨‍🔬 A Komori, S Sakakibara, T Morisaki, KY Watanabe, Y Narushima, K Toi, ... 📚 Physics of plasmas 12 (5), 2005	2005
111	Edge and internal transport barrier formations in CHS Google Scholar 👨‍🔬 S Okamura, T Minami, T Akiyama, T Oishi, A Fujisawa, K Ida, H Iguchi, ... 📚 Nuclear fusion 45 (8), 863-870, 2005	2005
112	Characterisation of negative ion beam focusing based on phase space structure Google Scholar 👨‍🔬 Y Haba, K Nagaoka, K Tsumori, M Kisaki, H Nakano, K Ikeda, M Osakabe 📚 New Journal of Physics 22 (2), 023017, 2020	2020
113	Extension of high power deuterium operation of negative ion based neutral beam injector in the large helical device Google Scholar 👨‍🔬 K Ikeda, K Tsumori, K Nagaoka, H Nakano, M Kisaki, Y Fujiwara, S Kamio, ... 📚 Review of Scientific Instruments 90 (11), 2019	2019
114	Indication of bulk-ion heating by energetic particle driven Geodesic Acoustic Modes on LHD Google Scholar 👨‍🔬 M Osakabe, T Ido, K Ogawa 📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2014	2014
115	Spatial distribution of negative ion density near the plasma grid Google Scholar 👨‍🔬 S Masaki, H Nakano, M Kisaki, Y Haba, K Nagaoka, K Ikeda, Y Fujiwara, ... 📚 Review of Scientific Instruments 91 (1), 2020	2020
116	First results of deuterium beam operation on neutral beam injectors in the large helical device Google Scholar 👨‍🔬 K Ikeda, K Tsumori, M Kisaki, H Nakano, K Nagaoka, M Osakabe, ... 📚 AIP Conference Proceedings 2011 (1), 060002, 2018	2018
117	Strong suppression of impurity accumulation in steady-state hydrogen discharges with high power NBI heating on LHD Google Scholar 👨‍🔬 Y Nakamura, N Tamura, M Yoshinuma, C Suzuki, S Yoshimura, ... 📚 Nuclear Fusion 57 (5), 056003, 2017	2017
118	ECW/EBW heating and current drive experiment results and prospects for CW operation in QUEST Google Scholar 👨‍🔬 H Idei, H Zushi, K Hanada, E Kalinnikova, K Nakamura, A Fujisawa, ... 📚 Plasma and Fusion Research 7, 2402112-2402112, 2012	2012
119	Comparison of Optical Emission Spectroscopy and Cavity Ring‐Down Spectroscopy in Large‐Scaled Negative‐Ion Source Google Scholar 👨‍🔬 K Ikeda, H Nakano, K Tsumori, U Fantz, O Kaneko, M Kisaki, K Nagaoka, ... 📚 AIP Conference Proceedings 1390 (1), 367-373, 2011	2011
120	Development of a 40kV Series-connected IGBT Switch Google Scholar 👨‍🔬 T Ohkami, M Souda, T Saito, C Yamazaki, S Asano, Y Suzuki, ... 📚 2007 Power Conversion Conference-Nagoya, 1175-1180, 2007	2007
121	Scaling of power threshold for edge transport barrier formation in CHS with density, magnetic field and magnetic configuration Google Scholar 👨‍🔬 T Akiyama, S Okamura, T Minami, A Fujisawa, T Oishi, S Kado, ... 📚 Plasma physics and controlled fusion 48 (11), 1683-1692, 2006	2006
122	Review on the progress of the LHD experiment Google Scholar 👨‍🔬 O Motojima, H Yamada, A Komori, KY Watanabe, T Mutoh, Y Takeiri, ... 📚 Fusion science and technology 46 (1), 1-12, 2004	2004
123	Overview of Large Helical Device experiments of basic plasma physics for solving crucial issues in reaching burning plasma conditions Google Scholar 👨‍🔬 K Ida, M Yoshinuma, M Kobayashi, T Kobayashi, N Kenmochi, F Nespoli, ... 📚 Nuclear Fusion 64 (11), 112009, 2024	2024
124	High ion temperature plasmas using an ICRF wall-conditioning technique in the Large Helical Device Google Scholar 👨‍🔬 H Takahashi, M Osakabe, S Murakami, K Nagaoka, H Nakano, Y Takeiri, ... 📚 Plasma and Fusion Research 9, 1402050-1402050, 2014	2014
125	Improvement of plasma performance using carbon pellet injection in Large Helical Device Google Scholar 👨‍🔬 S Morita, M Goto, K Nagaoka, C Dong, H Zhou, Z Cui, Y Dong, X Gao, ... 📚 Plasma Science and Technology 13 (3), 290-296, 2011	2011
126	Zonal flow driven by energetic particle during magneto-hydro-dynamic burst in a toroidal plasma Google Scholar 👨‍🔬 S Ohshima, A Fujisawa, A Shimizu, H Nakano, H Iguchi, Y Yoshimura, ... 📚 Plasma Physics and Controlled Fusion 49 (11), 1945-1952, 2007	2007
127	Energetic ion measurements using a directional probe Google Scholar 👨‍🔬 K Nagaoka, M Isobe, K Shinohara, M Osakabe, A Shimizu, S Okamura 📚 Plasma and Fusion Research 1, 005-005, 2006	2006
128	Electron ITB Formation with Combination of NBI and ECH in LHD Google Scholar 👨‍🔬 Y Takeiri, S Kubo, T Shimozuma, M Yokoyama, M Osakabe, K Ikeda, ... 📚 Fusion science and technology 46 (1), 106-114, 2004	2004
129	Confinement characteristics of high-energy ions produced by ICRF heating in the large helical device Google Scholar 👨‍🔬 R Kumazawa, K Saito, Y Torii, T Mutoh, T Seki, T Watari, M Osakabe, ... 📚 Plasma physics and controlled fusion 45 (6), 1037-1050, 2003	2003
130	Carbon impurities behavior and its impact on ion thermal confinement in high-ion-temperature deuterium discharges on the Large Helical Device Google Scholar 👨‍🔬 K Mukai, K Nagaoka, H Takahashi, M Yokoyama, S Murakami, H Nakano, ... 📚 Plasma Physics and Controlled Fusion 60 (7), 074005, 2018	2018
131	Abrupt reversal of convective flow of carbon impurity during impurity-hole formation on the LHD Google Scholar 👨‍🔬 M Yoshinuma, K Ida, K Nagaoka, M Osakabe, H Takahashi, H Nakano, ... 📚 Nuclear Fusion 55 (8), 083017, 2015	2015
132	Effect of the RF wall conditioning on the high performance plasmas in the Large Helical Device Google Scholar 👨‍🔬 H Takahashi, M Osakabe, K Nagaoka, H Nakano, M Tokitani, K Fujii, ... 📚 Journal of Nuclear Materials 463, 1100-1103, 2015	2015
133	Effect of Energetic‐Ion‐Driven MHD Instabilities on Energetic‐Ion‐Transport in Compact Helical System and Large Helical Device Google Scholar 👨‍🔬 M Isobe, K Ogawa, K Toi, M Osakabe, K Nagaoka, A Shimizu, DA Spong, ... 📚 Contributions to Plasma Physics 50 (6‐7), 540-545, 2010	2010
134	Isotope effects in self-organization of internal transport barrier and concomitant edge confinement degradation in steady-state LHD plasmas Google Scholar 👨‍🔬 T Kobayashi, H Takahashi, K Nagaoka, M Sasaki, M Nakata, ... 📚 Scientific reports 9 (1), 15913, 2019	2019
135	Response of H− ions to extraction field in a negative hydrogen ion source Google Scholar 👨‍🔬 S Geng, K Tsumori, H Nakano, M Kisaki, K Ikeda, M Osakabe, K Nagaoka, ... 📚 Fusion Engineering and Design 123, 481-484, 2017	2017
136	10 years of engineering and physics achievements by the Large Helical Device project Google Scholar 👨‍🔬 H Yamada, S Imagawa, Y Takeiri, O Kaneko, T Mutoh, T Mito, ... 📚 Fusion engineering and design 84 (2-6), 186-193, 2009	2009
137	Exploration of spontaneous vortex formation and intermittent behavior in ECR plasmas: The HYPER-I experiments Google Scholar 👨‍🔬 S Yoshimura, K Terasaka, E Tanaka, M Aramaki, A Okamoto, K Nagaoka, ... 📚 Journal of Plasma Physics 81 (2), 345810204, 2015	2015
138	Visualization of H− dynamics in extraction region of negative-ion source by Hα imaging spectroscopy Google Scholar 👨‍🔬 K Ikeda, H Nakano, K Tsumori, M Kisaki, K Nagaoka, M Osakabe, ... 📚 Plasma and Fusion Research 8, 1301036-1301036, 2013	2013
139	Measurement of Electron Density near Plasma Grid of Large‐scaled Negative Ion Source by Means of Millimeter‐Wave Interferometer Google Scholar 👨‍🔬 K Nagaoka, T Tokuzawa, K Tsumori, H Nakano, Y Ito, M Osakabe, K Ikeda, ... 📚 AIP Conference Proceedings 1390 (1), 374-380, 2011	2011
140	Optimization of electron cyclotron current drive in the magnetic field configuration of CHS Google Scholar 👨‍🔬 Y Yoshimura, T Akiyama, M Isobe, A Shimizu, C Suzuki, C Takahashi, ... 📚 Fusion science and technology 53 (1), 54-61, 2008	2008
141	Reheat mode discharges in search of attainable high stored energy and density limit of compact helical system Google Scholar 👨‍🔬 M Isobe, K Nagaoka, Y Yoshimura, T Minami, T Akiyama, C Suzuki, ... 📚 Fusion science and technology 50 (2), 229-235, 2006	2006
142	Studies of source for large helical device-neutral beam injector Google Scholar 👨‍🔬 Y Oka, K Tsumori, Y Takeiri, K Ikeda, O Kaneko, K Nagaoka, M Osakabe, ... 📚 Review of scientific instruments 75 (5), 1803-1808, 2004	2004
143	High power heating and steady state operation in the Large Helical Device Google Scholar 👨‍🔬 T Mutoh*, K Nagaoka, H Takahashi, H Kasahara, M Osakabe, S Kubo, ... 📚 Fusion Science and Technology 68 (2), 216-224, 2015	2015
144	Polar distribution of ions and electrons in extraction region of a large-scaled caesium seeded ion source Google Scholar 👨‍🔬 K Tsumori, H Nakano, M Kisaki, K Ikeda, K Nagaoka, M Osakabe, ... 📚 AIP Conference Proceedings 1515 (1), 149-156, 2013	2013
145	Analysis of the ECH effect on EPM/AE stability in Heliotron J plasma using a Landau closure model Google Scholar 👨‍🔬 J Varela, K Nagasaki, S Kobayashi, K Nagaoka, P Adulsiriswad, A Cappa, ... 📚 Nuclear Fusion 63 (2), 026009, 2023	2023
146	Physics-based investigation of negative ion behavior in a negative-ion-rich plasma using integrated diagnostics Google Scholar 👨‍🔬 K Tsumori, Y Takeiri, K Ikeda, H Nakano, S Geng, M Kisaki, K Nagaoka, ... 📚 AIP Conference Proceedings 1869 (1), 030001, 2017	2017
147	Laser photodetachment diagnostics of a 1/3-size negative hydrogen ion source for NBI Google Scholar 👨‍🔬 S Geng, K Tsumori, H Nakano, M Kisaki, K Ikeda, Y Takeiri, M Osakabe, ... 📚 AIP Conference Proceedings 1655 (1), 040014, 2015	2015
148	3-D effects on viscosity and generation of toroidal and poloidal flows in LHD Google Scholar 👨‍🔬 K Nagaoka, K Ida, M Yoshinuma, Y Suzuki, K Kamiya, S Satake, ... 📚 Physics of Plasmas 20 (5), 2013	2013
149	Progress in Steady-State Plasma Operation Using ICRF Heating on LHD Google Scholar 👨‍🔬 R Kumazawa, T Mutoh, K Saito, T Seki, H Kasahara, M Tokitani, ... 📚 Fusion Science and Technology 58 (1), 524-529, 2010	2010
150	Ion internal transport barrier in the large helical device Google Scholar 👨‍🔬 K Ida, M Yoshinuma, K Nagaoka, M Osakabe, S Morita, M Goto, H Funaba, ... 📚 Contributions to Plasma Physics 50 (6‐7), 558-561, 2010	2010
151	OXB heating of overdense plasmas by 54.5 GHz electron cyclotron waves in CHS Google Scholar 👨‍🔬 Y Yoshimura, K Nagasaki, T Akiyama, M Isobe, A Shimizu, C Suzuki, ... 📚 Plasma and Fusion Research 1, 029-029, 2006	2006
152	Characteristics of long-pulse negative-ion source in the neutral beam injector of Large Helical Device Google Scholar 👨‍🔬 Y Takeiri, K Ikeda, Y Oka, K Tsumori, M Osakabe, K Nagaoka, O Kaneko, ... 📚 Review of scientific instruments 77 (3), 2006	2006
153	Design and initial operation of lost fast-ion probe based on thin Faraday films in CHS Google Scholar 👨‍🔬 M Isobe, K Goto, K Toi, K Nagaoka, C Suzuki, Y Yoshimura, T Akiyama, ... 📚 Review of scientific instruments 77 (10), 2006	2006
154	Development of a dual beamlet monitor system for negative ion beam measurements Google Scholar 👨‍🔬 Y Haba, K Nagaoka, K Tsumori, M Kisaki, H Nakano, K Ikeda, Y Fujiwara, ... 📚 Review of Scientific Instruments 89 (12), 2018	2018
155	Study of back streaming ion using a slot-type grounded grid in hydrogen negative-ion source Google Scholar 👨‍🔬 K Ikeda, M Kisaki, H Nakano, K Nagaoka, M Osakabe, S Kamio, ... 📚 AIP Conference Proceedings 1869 (1), 050004, 2017	2017
156	Research progress on ionic plasmas generated in an intense hydrogen negative ion source Google Scholar 👨‍🔬 Y Takeiri, K Tsumori, K Ikeda, H Nakano, M Kisaki, K Nagaoka, ... 📚 AIP conference proceedings 1655 (1), 060004, 2015	2015
157	Hydrogen atom temperature measured with wavelength-modulated laser absorption spectroscopy in large scale filament arc negative hydrogen ion source Google Scholar 👨‍🔬 H Nakano, S Nishiyama, M Goto, K Tsumori, M Kisaki, K Ikeda, ... 📚 AIP Conference Proceedings 1655 (1), 020018, 2015	2015
158	Integrated particle transport simulation of NBI plasmas in LHD Google Scholar 👨‍🔬 A Sakai, S Murakami, H Yamaguchi, A Wakasa, A Fukuyama, K Nagaoka, ... 📚 Plasma and Fusion Research 10, 3403048-3403048, 2015	2015
159	Electron density measurement of cesium seeded negative ion source by surface wave probe Google Scholar 👨‍🔬 M Kisaki, K Tsumori, H Nakano, K Ikeda, M Osakabe, K Nagaoka, ... 📚 Review of Scientific Instruments 83 (2), 2012	2012
160	Plasma potential profiles and oscillations in ECRH and NBI plasmas in the TJ-II stellarator Google Scholar 👨‍🔬 AV Melnikov, LG Eliseev, A Alonso, E Ascasiba, A Cappa, AA Chmyga, ... 📚 Proc. 37th EPS Conf. on Plasma Physics 34, P-1.066, 2010	2010
161	Recent Progress in the Negative‐Ion‐Based Neutral Beam Injectors in Large Helical Device Google Scholar 👨‍🔬 Y Takeiri, K Tsumori, K Ikeda, M Osakabe, K Nagaoka, Y Oka, E Asano, ... 📚 AIP Conference Proceedings 1097 (1), 470-479, 2009	2009
162	Study of an edge transport barrier by Langmuir probes in the compact helical system Google Scholar 👨‍🔬 M Takeuchi, K Toi, K Nagaoka, C Suzuki, T Minami, T Akiyama, M Isobe, ... 📚 Plasma physics and controlled fusion 48 (5A), A277-A283, 2006	2006
163	Response of beam focusing to plasma fluctuation in a filament-arc-type negative ion source Google Scholar 👨‍🔬 Y Haba, K Nagaoka, K Tsumori, M Kisaki, K Takahashi, H Nakano, ... 📚 Japanese Journal of Applied Physics 59 (SH), SHHA01, 2020	2020
164	Development of the heating scenarios to achieve high-ion temperature plasma in the large helical device Google Scholar 👨‍🔬 Y Takeiri, O Kaneko, M Osakabe, K Nagaoka, S Murakami, H Takahashi, ... 📚 Plasma and Fusion Research 10, 1402001-1402001, 2015	2015
165	Potential measurement with the 6-MeV heavy ion beam probe of LHD Google Scholar 👨‍🔬 A Shimizu, T Ido, M Nishiura, S Nakamura, H Nakano, S Ohshima, ... 📚 Plasma and Fusion Research 5, S1015-S1015, 2010	2010
166	Ion heating experiments and improvement of ion heat transport in LHD Google Scholar 👨‍🔬 K Nagaoka, Y Takeiri, S Morita, K Ida, M Yokoyama, M Yoshinuma, ... 📚 Fusion Science and Technology 58 (1), 46-52, 2010	2010
167	Improvement of Plasma Core Confinement Via Electron-Root Realization by Strongly Focused ECRH in LHD: Core Electron-Root Confinement Google Scholar 👨‍🔬 T Shimozuma, M Yokoyama, K Ida, Y Takeiri, S Kubo, S Murakami, ... 📚 Fusion Science and Technology 58 (1), 38-45, 2010	2010
168	Characteristics of high density edge transport barrier with reheat mode on CHS Google Scholar 👨‍🔬 T Minami, S Okamura, T Akiyama, K Ida, T Oishi, M Isobe, H Nakano, ... 📚 Journal of Physics: Conference Series 123 (1), 012006, 2008	2008
169	Increase of central ion temperature after carbon pellet injection in Ne-seeded NBI discharges of LHD Google Scholar 👨‍🔬 S Morita, H Nozato, Y Takeiri, M Goto, K Ikeda, S Inagaki, O Kaneko, ... 📚 Journal of Plasma and Fusion Research 79 (7), 641-642, 2003	2003
170	Nonuniform plasma meniscus modelling based on backward calculation of negative ion beamlet Google Scholar 👨‍🔬 M Kisaki, K Nagaoka, JH Slief, Y Haba, R Nakamoto, K Tsumori, ... 📚 Nuclear Fusion 62 (10), 106031, 2022	2022
171	Improvement of accelerator of negative ion source on the Large Helical Device Google Scholar 👨‍🔬 M Kisaki, K Ikeda, M Osakabe, K Tsumori, H Nakano, S Geng, K Nagaoka, ... 📚 Review of Scientific Instruments 87 (2), 2016	2016
172	Development of spectrally selective imaging system for negative hydrogen ion source Google Scholar 👨‍🔬 K Ikeda, H Nakano, K Tsumori, M Kisaki, K Nagaoka, M Osakabe, ... 📚 Review of Scientific Instruments 85 (2), 2014	2014
173	Observation of a new energy channel from energetic particles to bulk ions through geodesic acoustic mode Google Scholar 👨‍🔬 T Ido, M Osakabe, A Shimizu	2012
174	Stability of High Power Beam Injection in Negative‐Ion‐Based LHD‐NBI Google Scholar 👨‍🔬 K Tsumori, O Kaneko, Y Takeiri, M Osakabe, K Ikeda, K Nagaoka, ... 📚 AIP Conference Proceedings 1390 (1), 517-525, 2011	2011
175	Considerations from the viewpoint of neoclassical transport towards higher ion temperature heliotron plasmas Google Scholar 👨‍🔬 M Yokoyama, S Matsuoka, H Funaba, K Ida, K Nagaoka, M Yoshinuma, ... 📚 Contributions to Plasma Physics 50 (6‐7), 586-589, 2010	2010
176	Recent progress of neutral beam injector and beam emission diagnosis in LHD Google Scholar 👨‍🔬 LHD Experimental Group 📚 Plasma Science and Technology 11 (4), 452-455, 2009	2009
177	Alfven eigenmodes and geodesic acoustic modes driven by energetic ions in an LHD plasma with non-monotonic rotational transform profile Google Scholar 👨‍🔬 K Toi, T Tokuzawa, F Watanabe	2008
178	Optical measurement of Cs distribution in the large negative ion source Google Scholar 👨‍🔬 K Ikeda, K Nagaoka, Y Takeiri, U Fantz, O Kaneko, M Osakabe, Y Oka, ... 📚 Review of Scientific Instruments 79 (2), 2008	2008
179	Observation of toroidal flow on LHD Google Scholar 👨‍🔬 M Yoshinuma, K Ida, M Yokoyama, K Nagaoka, M Osakabe, ... 📚 Plasma and Fusion Research 3, S1014-S1014, 2008	2008
180	Calibrations of fast ion flux measurement using a hybrid directional probe Google Scholar 👨‍🔬 K Nagaoka, M Isobe, K Toi, K Goto, M Osakabe, T Akiyama, C Suzuki, ... 📚 Plasma and Fusion Research 2, S1092-S1092, 2007	2007
181	Experimental observations of OXB heating of overdense plasmas in CHS Google Scholar 👨‍🔬 Y Yoshimura, S Ferrando-Margalet, M Isobe, C Suzuki, A Shimizu, ... 📚 Fusion science and technology 52 (2), 216-220, 2007	2007
182	Electron Bernstein wave heating through slow XB mode conversion in CHS Google Scholar 👨‍🔬 Y Yoshimura, K Nagasaki, T Akiyama, M Isobe, A Shimizu, C Suzuki, ... 📚 Plasma and Fusion Research 1, 053-053, 2006	2006
183	Characteristics of second harmonic ECCD on CHS Google Scholar 👨‍🔬 Y Yoshimura, T Akiyama, M Isobe, A Shimizu, C Suzuki, C Takahashi, ... 📚 Journal of the Korean Physical Society 49 (SUPPL. 1), S197-S200, 2006	2006
184	Study of the dynamics of convective turbulence in the solar granulation by spectral line broadening and asymmetry Google Scholar 👨‍🔬 RT Ishikawa, Y Katsukawa, T Oba, M Nakata, K Nagaoka, T Kobayashi 📚 The Astrophysical Journal 890 (2), 138, 2020	2020
185	Deuterium experiment with large-scale negative ion source for large helical device Google Scholar 👨‍🔬 H Nakano, M Kisaki, K Ikeda, K Tsumori, K Nagaoka, Y Haba, S Masaki, ... 📚 Japanese Journal of Applied Physics 59 (SH), SHHC09, 2020	2020
186	Definition of the profile gain factor and its application for internal transport barrier analysis in torus plasmas Google Scholar 👨‍🔬 T Kobayashi, H Takahashi, K Nagaoka, M Sasaki, M Yokoyama, R Seki, ... 📚 Plasma Physics and Controlled Fusion 61 (8), 085005, 2019	2019
187	Demonstration of beam optics optimization using plasma grid bias in a negative ion source Google Scholar 👨‍🔬 M Kisaki, K Ikeda, H Nakano, K Tsumori, Y Fujiwara, Y Haba, S Kamio, ... 📚 Plasma and Fusion Research 13, 1205110-1205110, 2018	2018
188	Characteristics of 80 keV positive ion source for Large Helical Device Google Scholar 👨‍🔬 H Nakano, M Osakabe, K Tsumori, M Sato, M Shibuya, K Ikeda, ... 📚 Review of Scientific Instruments 81 (2), 2010	2010
189	Plasma initiation by neutral beam injection Google Scholar 👨‍🔬 O Kaneko, Y Takeiri, K Tsumori, M Osakabe, K Ikeda, K Nagaoka, ... 📚 Fusion Science and Technology 58 (1), 497-503, 2010	2010
190	Evaluation of fast-ion confinement using a radially injected neutral beam in the LHD Google Scholar 👨‍🔬 M Osakabe, S Murakami, T Itoh, M Isobe, S Kobayashi, T Tokuzawa, ... 📚 Plasma and Fusion Research 5, S2042-S2042, 2010	2010
191	Excitation of stable Alfvén eigenmodes by application of alternating magnetic field perturbations in the Compact Helical System Google Scholar 👨‍🔬 T Ito, K Toi, G Matsunaga, M Isobe, K Nagaoka, M Takeuchi, T Akiyama, ... 📚 Physics of Plasmas 16 (9), 2009	2009
192	Observation of radial phase shift of the edge harmonic oscillation in the edge transport barrier discharges in the Compact Helical System using beam emission spectroscopy Google Scholar 👨‍🔬 T Oishi, S Kado, M Yoshinuma, K Ida, T Akiyama, T Minami, K Nagaoka, ... 📚 Physics of plasmas 13 (10), 104504, 2006	2006
193	Observation of plasma hole in a rotating plasma Google Scholar 👨‍🔬 K Nagaoka, T Ishihara, A Okamoto, S Yoshimura, MY Tanaka 📚 Potential and structure in plasmas: ITC-11 Proceedings, 359-362, 2001	2001
194	Direct observation of the non-locality of non-diffusive counter-gradient electron thermal transport during the formation of hollow electron-temperature profiles in the Large … Google Scholar 👨‍🔬 TI Tsujimura, T Kobayashi, K Tanaka, K Ida, K Nagaoka, M Yoshinuma, ... 📚 Physics of Plasmas 29 (3), 2022	2022
195	Spatiotemporal oscillation of an ion beam extracted from a potential-oscillating plasma source Google Scholar 👨‍🔬 K Takahashi, T Imagi, M Ishitomi, K Nagaoka, Y Haba, H Nakano, A Ando, ... 📚 New Journal of Physics 21 (9), 093043, 2019	2019
196	A comprehensive study on impurity behavior in LHD long pulse discharges Google Scholar 👨‍🔬 Y Nakamura, N Tamura, M Kobayashi, S Yoshimura, C Suzuki, ... 📚 Nuclear Materials and Energy 12, 124-132, 2017	2017
197	Spatial distributions of charged particles and plasma potential before and during beam extraction in a negative hydrogen ion source for NBI Google Scholar 👨‍🔬 S Geng, K Tsumori, H Nakano, M Kisaki, Y Takeiri, M Osakabe, K Ikeda, ... 📚 Plasma and Fusion Research 10, 3405016-3405016, 2015	2015
198	Heat flux and plasma flow in the far scrape-off layer of the inboard poloidal field null configuration in QUEST Google Scholar 👨‍🔬 T Onchi, H Zushi, K Mishra, Y Mahira, K Nagaoka, K Hanada, H Idei, ... 📚 Physics of Plasmas 22 (8), 2015	2015
199	A new deduction method of heat flux evolution from thermal probe data Google Scholar 👨‍🔬 H Matsuura, K Nagaoka, T Morisaki, S Masuzaki, M Osakabe, H Tanaka 📚 Contributions to Plasma Physics 54 (3), 285-290, 2014	2014
200	Measurement of divertor heat flux at the end-cell of GAMMA 10 Google Scholar 👨‍🔬 H Matsuura, H Takeda, K Ichimura, K Hosoi, Y Nakashima, M Sakamoto, ... 📚 Fusion Science and Technology 63 (1T), 180-183, 2013	2013
201	Parameter regime of ion internal transport barrier formation in the large helical device Google Scholar 👨‍🔬 K Nagaoka, Y Takeiri, K Ida, M Yoshinuma, S Morita, N Tamura, T Ido, ... 📚 Plasma and Fusion Research 5, S2029-S2029, 2010	2010
202	Fast ion measurement using a hybrid directional probe in the large helical device Google Scholar 👨‍🔬 K Nagaoka, KY Watanabe, M Osakabe, Y Takeiri, T Minami, K Toi, ... 📚 Review of Scientific Instruments 79 (10), 2008	2008
203	A simultaneous spectroscopic measurement of the global and edge local structures in the ion temperature and plasma rotation profiles in the compact helical system Google Scholar 👨‍🔬 S Nishimura, KI Nagaoka, Y Yoshimura, K Nakamura, H Iguchi, ... 📚 Plasma and Fusion Research 2, 037-037, 2007	2007
204	Correction of Beam Distortion in Negative Hydrogen Ion Source with Multi‐Slot Grounded Grid Google Scholar 👨‍🔬 K Tsumori, O Kaneko, Y Takeiri, Y Oka, M Osakabe, K Ikeda, K Nagaoka, ... 📚 AIP Conference Proceedings 763 (1), 35-46, 2005	2005
205	Plasma hole Google Scholar 👨‍🔬 MY Tanaka, K Nagaoka, A Okamoto, S Yoshimura, M Kono 📚 IEEE Transactions on Plasma Science 33 (2), 454-455, 2005	2005
206	Formation of neoclassical internal transport barriers under various operational regimes on compact helical system Google Scholar 👨‍🔬 T Minami, A Fujisawa, H Iguchi, S Nishimura, K Ida, M Yokoyama, ... 📚 Plasma physics and controlled fusion 46 (5A), A285-A290, 2004	2004
207	Neutral density profile determines the vorticity of ion flow in a charge exchange-dominated plasma Google Scholar 👨‍🔬 A Okamoto, K Hara, K Nagaoka, S Yoshimura, J Vranjes, M Kono, ... 📚 Journal of Plasma and Fusion Research 78 (11), 1143-1144, 2002	2002
208	A mechanism of ion temperature peaking by impurity pellet injection in a heliotron plasma Google Scholar 👨‍🔬 MZ Tokar, M Osakabe, M Kobayashi, K Mukai, K Nagaoka, H Takahashi, ... 📚 Plasma Physics and Controlled Fusion 62 (7), 075008, 2020	2020
209	Upgraded millimeter-wave interferometer for measuring the electron density during the beam extraction in the negative ion source Google Scholar 👨‍🔬 T Tokuzawa, M Kisaki, K Nagaoka, K Tsumori, Y Ito, K Ikeda, H Nakano, ... 📚 Review of Scientific Instruments 87 (11), 2016	2016
210	Electron Cyclotron/Bernstein Wave Heating and Current Drive Experiments using Phased‐array Antenna in QUEST Google Scholar 👨‍🔬 H Idei, H Zushi, K Hanada, K Nakamura, A Fujisawa, M Hasegawa, ... 📚 AIP Conference Proceedings 1406 (1), 473-476, 2011	2011
211	Spontaneous toroidal flow and impurity hole in the high ion temperature plasma on LHD Google Scholar 👨‍🔬 M Yoshinuma, K Ida, M Yokoyama, M Osakabe, K Nagaoka, S Morita, ... 📚 Fusion Science and Technology 58 (1), 103-112, 2010	2010
212	Nonlinear interaction between alfvén eigenmode and geodesic acoustic mode excited by energetic ions in the large helical device Google Scholar 👨‍🔬 K Toi, T Tokuzawa, A Shimizu, T Ido, K Ida, S Ohdachi, S Sakakibara, ... 📚 35th EPS Conference on Plasma Physics 2008, EPS 2008-Europhysics Conference …, 2008	2008
213	Neoclassical transport properties in high-ion-temperature hydrogen plasmas in the Large Helical Device (LHD) Google Scholar 👨‍🔬 S Matsuoka, M Yokoyama, K Nagaoka, Y Takeiri, M Yoshinuma, K Ida, ... 📚 Plasma and Fusion Research 3, S1056-S1056, 2008	2008
214	Simultaneous measurements of proton ratio and beam divergence of positive-ion-based neutral beam in the Large Helical Device Google Scholar 👨‍🔬 K Nagaoka, K Ikeda, M Osakabe, Y Takeiri, Y Oka, K Tsumori, O Kaneko, ... 📚 Plasma and Fusion Research 2, S1051-S1051, 2007	2007
215	Status of Negative‐Ion‐Based Neutral Beam Injectors in LHD Google Scholar 👨‍🔬 O Kaneko, Y Takeiri, Y Oka, K Tsumori, M Osakabe, K Ikeda, K Nagaoka, ... 📚 AIP Conference Proceedings 763 (1), 17-27, 2005	2005
216	Energy and pitch angle-resolved measurements of escaping helically trapped energetic ions at the small major radius side of the compact helical system Google Scholar 👨‍🔬 M Isobe, DS Darrow, J Kotani, A Shimizu, C Suzuki, Y Yoshimura, ... 📚 Review of scientific instruments 74 (3), 1739-1742, 2003	2003
217	Magnetic nozzle radiofrequency plasma systems for space propulsion, industry, and fusion plasmas Google Scholar 👨‍🔬 K Takahashi, C Charles, RW Boswell, K Emoto, Y Takao, S Hara, ... 📚 Plasma and Fusion Research 18, 2501050-2501050, 2023	2023
218	Excitation mechanism of the energetic particle driven resistive interchange mode and strategy to control the mode in Large Helical Device Google Scholar 👨‍🔬 S Ohdachi, H Takahashi, Y Suzuki, M Osakabe, T Morisaki, T Bando, ... 📚 27th IAEA Fusion Energy Conference. Programme and Book of Abstracts, 163-163, 2018	2018
219	Overview Articles Google Scholar 👨‍🔬 K IKEDA, S GENG, K TSUMORI, H NAKANO, M KISAKI, K NAGAOKA, ... 📚 Plasma and Fusion Research 11, 2505038, 2016	2016
220	Comparison of ion internal transport barrier formation between hydrogen and helium dominated plasmas Google Scholar 👨‍🔬 K Nagaoka, H Takahashi, K Tanaka, M Osakabe, S Murakami, S Maeta, ... 📚 Plasma and Fusion Research 11, 2402106-2402106, 2016	2016
221	Evaluation of negative ion distribution changes by image processing diagnostic Google Scholar 👨‍🔬 K Ikeda, H Nakano, K Tsumori, M Kisaki, S Geng, K Nagaoka, ... 📚 AIP Conference Proceedings 1655 (1), 040005, 2015	2015
222	Integrated transport simulation of time-evolving lhd plasma using gnet-td and task3d Google Scholar 👨‍🔬 H Yamaguchi, S Murakami, A Sakai, A Wakasa, H Takahashi, K Nagaoka, ... 📚 Proceedings of the 12th Asia Pacific Physics Conference (APPC12), 015045, 2014	2014
223	Studies of energetic-ion-driven MHD instabilities in helical plasmas with low magnetic shear Google Scholar 👨‍🔬 S Yamamoto, E Ascasíbar, R Jiménez-Goméz 📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2012	2012
224	Fast‐Ion Response to Energetic‐Particle‐Driven MHD Activity in Heliotron J Google Scholar 👨‍🔬 S Kobayashi, K Nagaoka, S Yamamoto, T Mizuuchi, K Nagasaki, H Okada, ... 📚 Contributions to Plasma Physics 50 (6‐7), 534-539, 2010	2010
225	Contribution of the Large Helical Device plasmas to Alfvén eigenmode physics in toroidal plasmas Google Scholar 👨‍🔬 LHD Experiment Group 📚 Plasma Science and Technology 11 (4), 377-380, 2009	2009
226	Local observations of fast ion responses to energetic particle modes using a directional probe in the Compact Helical System (CHS) Google Scholar 👨‍🔬 K Nagaoka, M Isobe, K Toi, K Goto, T Ito, Y Todo, M Osakabe, S Ohshima, ... 📚 Nuclear fusion 48 (8), 084005, 2008	2008
227	Stability and confinement studies of high-performance NBI plasmas in the Large Helical Device toward a steady-state helical fusion reactor Google Scholar 👨‍🔬 Y Takeiri, A Komori, H Yamada, K Kawahata, T Mutoh, N Ohyabu, ... 📚 Plasma and Fusion Research 3, S1001-S1001, 2008	2008
228	Observation of hydrogen and cesium spectra in a negative ion source for a neutral beam injector using a multi-channel spectrometer Google Scholar 👨‍🔬 K Ikeda, U Fantz, K Nagaoka, Y Takeiri, M Osakabe, K Tsumori, O Kaneko, ... 📚 Plasma and Fusion Research 2, S1047-S1047, 2007	2007
229	Escaping ion measurement with high time resolution during bursting modes induced by neutral beam injection on CHS Google Scholar 👨‍🔬 K Shinohara, M Isobe, DS Darrow, A Shimizu, K Nagaoka, S Okamura 📚 Plasma and Fusion Research 2, 042-042, 2007	2007
230	Review of divertor studies in LHD Google Scholar 👨‍🔬 T Morisaki, S Masuzaki, A Komori, N Ohyabu, M Kobayashi, J Miyazawa, ... 📚 Plasma Science and Technology 8 (1), 14-18, 2006	2006
231	Doppler-shift spectra of Hα lines from negative-ion-based neutral beams for large helical device neutral beam injection Google Scholar 👨‍🔬 Y Oka, K Ikeda, Y Takeiri, K Tsumori, O Kaneko, K Nagaoka, M Osakabe, ... 📚 Review of scientific instruments 77 (3), 2006	2006
232	Study of long-pulse plasma experiment using ICRF heating in LHD Google Scholar 👨‍🔬 T Seki, T Mutoh, R Kumazawa, K Saito, Y Nakamura, M Sakamoto, ... 📚 Fusion science and technology 50 (2), 186-191, 2006	2006
233	Improvement in plasma heating at higher-density region using 106.4 GHz electron cyclotron heating system for compact helical system Google Scholar 👨‍🔬 Y Yoshimura, T Akiyama, M Isobe, A Shimizu, C Suzuki, C Takahashi, ... 📚 Journal of the Physical Society of Japan 75 (11), 114501-114501, 2006	2006
234	Z dependence of neutral beam driven current in the large helical device and the compact helical system Google Scholar 👨‍🔬 K Nagaoka, K Watanabe, K Ida, M Yoshinuma, T Kobuchi, Y Narushima, ... 📚 Journal of the Korean Physical Society 49 (9), 92, 2006	2006
235	Response of negative ion beamlet width and axis deflection to RF field in beam extraction region Google Scholar 👨‍🔬 K Nagaoka, H Nakano, T Hamajima, R Nakamoto, K Tsumori, M Osakabe, ... 📚 Scientific Reports 15 (1), 1494, 2025	2025
236	Development of a limiter-like Langmuir probe system for the Q-shu university experiment with steady-state spherical tokamak (QUEST) all-metal device Google Scholar 👨‍🔬 Y Nagashima, K Hanada, H Zushi, H Idei, M Hasegawa, K Nakamura, ... 📚 Review of Scientific Instruments 96 (9), 2025	2025
237	Hydrogen isotope effect on self-organized electron internal transport barrier criticality and role of radial electric field in toroidal plasmas Google Scholar 👨‍🔬 T Kobayashi, A Shimizu, M Nishiura, T Ido, S Satake, T Tokuzawa, ... 📚 Scientific reports 12 (1), 5507, 2022	2022
238	Characterization of isotope effect on ion internal transport barrier and its parameter dependence in the Large Helical Device Google Scholar 👨‍🔬 T Kobayashi, H Takahashi, K Nagaoka, K Tanaka, R Seki, H Yamaguchi, ... 📚 Nuclear Fusion 61 (12), 126013, 2021	2021
239	Depth of influence on the plasma by beam extraction in a negative hydrogen ion source for NBI Google Scholar 👨‍🔬 S Geng, K Tsumori, H Nakano, M Kisaki, K Ikeda, M Osakabe, KI Nagaoka, ... 📚 Plasma and Fusion Research 11, 2405037-2405037, 2016	2016
240	Enhancement of neutral beam deposition in hydrogen discharge using carbon pellet injection in LHD Google Scholar 👨‍🔬 K Ikeda, M Osakabe, A Whiteford, K NAGAOKA, M YOSHINUMA, K IDA, ... 📚 J. Plasma Fusion Res. Ser. 9, 88-93, 2010	2010
241	Toroidally non-uniform formation of the edge-transport-barrier by low-to-high confinement transition on the Compact Helical System Google Scholar 👨‍🔬 M Takeuchi, K Toi, T Akiyama, M Isobe, T Minami, K Nagaoka, ... 📚 Nuclear fusion 48 (2), 024015, 2008	2008
242	Experimental conditions for electron Bernstein wave heating using EC waves injected from high-field side in CHS Google Scholar 👨‍🔬 Y Yoshimura, K Nagasaki, S Ferrando-Margalet, T Akiyama, M Isobe, ... 📚 Plasma and Fusion Research 3, S1076-S1076, 2008	2008
243	High‐Power Negative Ion Sources for Neutral Beam Injectors in Large Helical Device Google Scholar 👨‍🔬 Y Takeiri, O Kaneko, K Tsumori, U Fantz, K Ikeda, K Nagaoka, M Osakabe, ... 📚 AIP Conference Proceedings 925 (1), 211-223, 2007	2007
244	Study of edge transport barrier formation on CHS plasma Google Scholar 👨‍🔬 T Minami, S Okamura, T Akiyama, M Isobe, T Ohishi, H Nakano, K Ida, ... 📚 Plasma and Fusion Research 1, 032-032, 2006	2006
245	Characteristic formation of edge transport barrier in the compact helical system Google Scholar 👨‍🔬 M Takeuchi, K Toi, K Nagaoka, C Suzuki, T Minami, T Akiyama, ... 📚 Plasma and Fusion Research 1, 027-027, 2006	2006
246	Experimental study of nonlinear processes in edge turbulence of toroidal plasmas Google Scholar 👨‍🔬 Y Nagashima, K Hoshino, K Nagaoka, K Shinohara, A Fujisawa, ... 📚 Plasma and Fusion Research 1, 041-041, 2006	2006
247	Variation of heating efficiency of magnetically sheared CHS plasmas by polarization control of 106GHz EC-wave Google Scholar 👨‍🔬 Y Yoshimura, T Akiyama, M Isobe, A SHIMIZU, C SUZUKI, C TAKAHASHI, ... 📚 Journal of Plasma and Fusion Research SERIES 6, pp651-654, 2004	2004
248	Formation of Visco-dissipative Vortex and Quasi-neutrality Breaking in a Magnetoplasma Google Scholar 👨‍🔬 MY Tanaka, K Nagaoka, A Okamoto, S Yoshimura, M Kono 📚 Physica Scripta 2004 (T107), 49-53, 2004	2004
249	Conceptual design of Thomson scattering system with high wavelength resolution in magnetically confined plasmas for electron phase-space measurements Google Scholar 👨‍🔬 K Sakai, K Tomita, T Hoshi, A Nakano, M Goto, K Nagaoka, R Yasuhara 📚 Plasma Physics and Controlled Fusion 68 (1), 015034, 2026	2026
250	Langmuir-probe measurement through the plasma grid aperture of hydrogen negative ion source Google Scholar 👨‍🔬 E Rattanawongnara, M Osakabe, K Tsumori, H Nakano, K Nagaoka, ... 📚 Journal of Instrumentation 19 (02), C02037, 2024	2024
251	Application of two-dimensional temperature response functions for reconstruction of divertor heat flux profile in commercial fusion reactors Google Scholar 👨‍🔬 XNS Bui, H Matsuura, Y Hayashi, K Nagaoka, S Masuzaki 📚 Review of Scientific Instruments 95 (3), 2024	2024
252	Comparison of ion source plasma responses to extraction grid bias between hydrogen and deuterium operations in NIFS-RNIS Google Scholar 👨‍🔬 H Nakano, S Masaki, E Rattanawongnara, K Tsumori, K Ikeda, ... 📚 Journal of Physics: Conference Series 2244 (1), 012046, 2022	2022
253	Study of negative ion beam emittance characteristic using 3D PIC-MCC simulation Google Scholar 👨‍🔬 K Miyamoto, K Nagaoka, A Hatayama, K Hoshino, H Nakano, T Shibata, ... 📚 Journal of Physics: Conference Series 2244 (1), 012040, 2022	2022
254	Demonstration of a spherical plasma mirror for the counter-propagating kilojoule-class petawatt LFEX laser system Google Scholar 👨‍🔬 S Kojima, Y Abe, E Miura, T Ozaki, K Yamanoi, T Ikeda, Y Wang, J Dun, ... 📚 Optics Express 30 (24), 43491-43502, 2022	2022
255	Response of plasma toroidal flow to the transition between nested and stochastic magnetic field in LHD Google Scholar 👨‍🔬 K Ida, M Yoshinuma, H Tsuchiya, T Kobayashi, C Suzuki, M Yokoyama, ... 📚 Nuclear Fusion 57 (7), 076032, 2017	2017
256	Response of the far scrape-off layer plasma to strong gas puffing in the high poloidal beta configuration of the QUEST spherical tokamak Google Scholar 👨‍🔬 T Onchi, H Zushi, K Mishra, Y Oyama, Y Nagashima, K Hanada, H Idei, ... 📚 Plasma Physics and Controlled Fusion 58 (11), 115004, 2016	2016
257	Observation of heat flux and plasma flow in scrape off layer in QUEST Google Scholar 👨‍🔬 T Onchi, Y Mahira, K Nagaoka, S Tashima, S Banerjee, K Mishra, H Idei, ... 📚 Journal of Nuclear Materials 463, 428-431, 2015	2015
258	High-power and steady-state operation of ICRF heating in the large helical device Google Scholar 👨‍🔬 T Mutoh, T Seki, K Saito, H Kasahara, R Seki, S Kamio, R Kumazawa, ... 📚 AIP Conference Proceedings 1689 (1), 030009, 2015	2015
259	Electron Bernstein wave heating and current drive effects in QUEST Google Scholar 👨‍🔬 H Idei, H Zushi, K Hanada, K Nakamura, A Fujisawa, Y Nagashima, ...	2012
260	Measurement of edge plasma heat flux in Heliotron J using a thermal probe Google Scholar 👨‍🔬 H Matsuura, K Nakano, K Hosaka, K Nagaoka, T Mutoh, H Okada, ... 📚 Plasma and Fusion Research 5, S1045-S1045, 2010	2010
261	Observation of edge Reynolds stress increase preceding an LH transition in Compact Helical System Google Scholar 👨‍🔬 Y Nagashima, K Nagaoka, K Itoh, A Fujisawa, M Isobe, T Akiyama, ... 📚 Plasma and Fusion Research 5, 022-022, 2010	2010
262	Optical Measurement of Cesium Behavior in a Large H− Ion Source for a Neutral Beam Injector Google Scholar 👨‍🔬 K Ikeda, K Nagaoka, Y Takeiri, K Tsumori, M Osakabe, H Nakano, ... 📚 Plasma and Fusion Research 5, S2102-S2102, 2010	2010
263	Optical observation of neutral beam attenuation in hydrogen discharge at LHD Google Scholar 👨‍🔬 K Ikeda, A Whiteford 📚 J. Plasma Fusion Res. SERIES 8, 987, 2009	2009
264	Improvement of ion confinement in core electron-root confinement (CERC) plasmas in Large Helical Device Google Scholar 👨‍🔬 Y Takeiri, M Yokoyama, K Nagaoka, K Ida, S Kubo, T Shimozuma, ... 📚 Plasma and Fusion Research 3, S1031-S1031, 2008	2008
265	Bispectral analysis of harmonic oscillations measured using beam emission spectroscopy and magnetic probes in CHS Google Scholar 👨‍🔬 T Oishi, S Kado, M Yoshinuma, K Ida, T Akiyama, T Minami, K Nagaoka, ... 📚 Plasma and Fusion Research 3, S1010-S1010, 2008	2008
266	Development of radial neutral beam injection system on LHD Google Scholar 👨‍🔬 M Osakabe, K Nagaoka, K Tsumori, Y Takeiri, K Ikeda, Y Oka, M Sato, ... 📚 Proc. 17 th Int. Toki Conf./16 th Int. Stellarator/Heliotron Workshop, 2007	2007
267	Present status in the development of 6 MeV heavy ion beam probe on LHD Google Scholar 👨‍🔬 A Shimizu, T Ido, M Nishiura, H Nakano, I Yamada, K Narihara, T Akiyama, ... 📚 Plasma and Fusion Research 2, S1098-S1098, 2007	2007
268	Beam emission diagnostic for estimating neutral beam attenuation Google Scholar 👨‍🔬 K Ikeda, M Osakabe, A Whiteford, Y Takeiri, O Kaneko, T Kato, I Murakami, ... 📚 Fusion science and technology 51 (2T), 283-285, 2007	2007
269	Two-dimensional plasma structure in the edge region of the compact helical system Google Scholar 👨‍🔬 K Nakamura, H Iguchi, J Schweinzer, A Shimizu, M Isobe, C Takahashi, ... 📚 Nuclear fusion 47 (4), 251-256, 2007	2007
270	Edge harmonic oscillations at the density pedestal in the H-mode discharges in CHS Heliotron measured using beam emission spectroscopy and magnetic probe Google Scholar 👨‍🔬 S Kado, T Oishi, M Yoshinuma, K Ida, M Takeuchi, K Toi, T Akiyama, ... 📚 Journal of nuclear materials 363, 522-527, 2007	2007
271	ICRF heated long-pulse plasma discharges in LHD Google Scholar 👨‍🔬 R Kumazawa, T Seki, T Mutoh, K Saito, T Watari, Y Nakamura, ... 📚 Plasma Science and Technology 8 (1), 28-32, 2006	2006
272	Characteristics of Beam Attenuation in the High Temperature Plasma with High-Z Discharge in LHD Google Scholar 👨‍🔬 K Tsumori, K Nagaoka, M Osakabe, O Kaneko, S Morita, Y Oka, Y Takeiri 📚 Journal of the Korean Physical Society, 96-99, 2006	2006
273	Recent progress on confinement improvement study and ion heating experiments in LHD Google Scholar 👨‍🔬 S Morita, M Goto, T Morisaki, Y Takeiri, K Tanaka, S Masuzaki, ... 📚 Національний науковий центр «Харківський фізико-технічний інститут» НАН України, 2005	2005
274	Experimental studies of zonal flows in CHS and JIPPT-IIU Google Scholar 👨‍🔬 A Fujisawa, K Itoh, H Iguchi, K Matsuoka, S Okamura, A Shimizu, ... 📚 20th IAEA fusion energy conference 2004. Conference proceedings, 8-8, 2005	2005
275	Observation of Electron Temperature Profiles with Bulged Regions around the ι= 1 Magnetic Surface of the Large Helical Device Google Scholar 👨‍🔬 K Narihara, I Yamada, H Hayashi, K Ikeda, O Kaneko, K Nagaoka, Y Oka, ... 📚 Journal of Plasma and Fusion Research 80 (4), 277-278, 2004	2004
276	Difference in electron transport between co-and counter-nbi-heated plasmas in the inward-shifted configurations on LHD Google Scholar 👨‍🔬 H Funaba, N Ohyabu, Y Takeiri, K Watanabe, S Kubo, T Shimozuma, ... 📚 Fusion science and technology 46 (2), 262-270, 2004	2004
277	Multipole vortices in an ECR plasma Google Scholar 👨‍🔬 A Okamoto, T Ishihara, K Nagaoka, S Yoshimura, MY Tanaka 📚 J. Plasma Fusion Res. SERIES 4, 363-367, 2001	2001
278	Experimental study of the effect of geodesic curvature on turbulent transport in magnetically confined plasma Google Scholar 👨‍🔬 S Nishimoto, K Nagaoka, M Nakata, S Yoshimura, K Tanaka, ... 📚 Plasma Physics and Controlled Fusion 66 (4), 045010, 2024	2024
279	External control of stiff energetic-ion-profile with Alfven eigenmode activities Google Scholar 👨‍🔬 K Nagaoka, A Azegami, H Yamaguchi, R Seki, K Ogawa, M Isobe, ... 📚 Nucl. Fusion, 2023	2023
280	New Method to Evaluate Negative-Ion Density Using Conventional Langmuir Probe Google Scholar 👨‍🔬 E Rattanawongnara, M Osakabe, S Masaki, K Tsumori, H Nakano, ... 📚 Plasma and Fusion Research 18, 1401020-1401020, 2023	2023
281	Abundance ratio of multiple velocity distribution components in a single negative ion beamlet produced by a cesium-seeded negative ion source Google Scholar 👨‍🔬 Y Haba, M Aramaki, K Tsumori, M Osakabe, K Ikeda, H Nakano, ... 📚 AIP Advances 12 (3), 2022	2022
282	Study of the charged particle flow near the plasma grid in negative ion source Google Scholar 👨‍🔬 S Masaki, H Nakano, E Rattanawongnara, K Nagaoka, K Ikeda, ... 📚 Journal of Physics: Conference Series 2244 (1), 012059, 2022	2022
283	Validation of the distribution of stripping loss neutrals in the accelerator of the negative ion source Google Scholar 👨‍🔬 K Ikeda, M Kisaki, H Nakano, K Tsumori, K Nagaoka, Y Fujiwara, ... 📚 AIP Conference Proceedings 2373 (1), 060001, 2021	2021
284	Development of the directional Langmuir probe for the charged particle flow measurement Google Scholar 👨‍🔬 S Masaki, H Nakano, M Kisaki, E Rattanawongnara, K Nagaoka, K Ikeda, ... 📚 AIP Conference Proceedings 2373 (1), 090003, 2021	2021
285	Impact of ECH/ECCD on fast-ion-driven MHD instabilities in helical plasmas Google Scholar 👨‍🔬 S Yamamoto, K Nagaoka, Á Cappa 📚 27th IAEA Fusion Energy Conference. Programme and Book of Abstracts, 162-162, 2018	2018
286	Installation of spectrally selective imaging system in RF negative ion source Google Scholar 👨‍🔬 K Ikeda, D Wünderlich, U Fantz, B Heinemann, M Kisaki, K Nagaoka, ... 📚 Review of Scientific Instruments 87 (2), 2016	2016
287	Recent Studies of Hydrogen Negative Ion Source and Beam Production for NBI in Large Helical Device Google Scholar 👨‍🔬 K Ikeda, S Geng, K Tsumori, H Nakano, M Kisaki, K Nagaoka, M Osakabe, ... 📚 Plasma and Fusion Research 11, 2505038-2505038, 2016	2016
288	Azimuthal Doppler shift of absorption spectrum in optical vortex laser absorption spectroscopy Google Scholar 👨‍🔬 S Yoshimura, M Aramaki, N Ozawa, K Terasaka, M Tanaka, K Nagaoka, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2016, CP10. 175, 2016	2016
289	Progress of experimental study on negative hydrogen ion production and extraction Google Scholar 👨‍🔬 M Kisaki, K Tsumori 📚 IAEA Fusion Energy Conf, 2016	2016
290	Behavior of negative ion and secondary particles in multi-aperture accelerator Google Scholar 👨‍🔬 M Kisaki, P Veltri, P Agostinetti, K Tsumori, K Ikeda, H Nakano, G Serianni, ... 📚 Plasma and Fusion Research 8, 2405060-2405060, 2013	2013
291	MHD instability driven by supra-thermal electrons in TJ-II stellarator Google Scholar 👨‍🔬 K Nagaoka, S Yamamoto, S Ohshima, E Ascasíbar, R Jiménez-Gómez, ... 📚 12th IAEA-TCM on Energetic Particles. Texas, Austin, USA, P 2, 2011	2011
292	HIBP study of Alfvén eigenmodes properties and dynamics in the TJ-II stellarator Google Scholar 👨‍🔬 A Melnikov 📚 Nucl. Fusion 50, 084023, 2010	2010
293	Physics of Heliotron J confinement Google Scholar 👨‍🔬 F Sano, T Mizuuchi, K Nagasaki, K Hanatani, H Okada, Y Nakamura, ... 📚 Plasma and Fusion Research 5, S2003-S2003, 2010	2010
294	Multi‐antenna RF Ion Source at a High RF Power Level Google Scholar 👨‍🔬 Y Oka, T Shoji, O Kaneko, Y Takeiri, K Tsumori, M Osakabe, K Ikeda, ... 📚 AIP Conference Proceedings 1097 (1), 282-290, 2009	2009
295	Systematic study of impurity pellet injection with Z 6–74 for improvement of plasma performance in LHD Google Scholar 👨‍🔬 S Morita, R Sakamoto, MB Chowdhuri, M Goto, K Ida, K Ikeda, O Kaneko, ... 📚 35th EPS Conf. on Plasma Phys.(Hersonissos, Greece, 2008), 2008	2008
296	The low temperature and high density ignition in the helical reactor FFHR2m based on LHD experiments Google Scholar 👨‍🔬 O Mitarai, A Sagara, N Ashikawa, R Sakamoto, M Yoshinuma, M Goto, ... 📚 22nd IAEA Fusion Energy Conference, 1-8, 2008	2008
297	Fast-ion-diagnostics for CHS experiment Google Scholar 👨‍🔬 M Isobe, S Okamura, K Nagaoka, M Osakabe, K Toi, Y Yoshimura, ... 📚 Plasma and Fusion Research 2, S1076-S1076, 2007	2007
298	Determination of the major impurity radiators in the reheat mode discharges in the Compact Helical System Google Scholar 👨‍🔬 C Suzuki, T Akiyama, A Fujisawa, K Ida, M Isobe, K Matsuoka, T Minami, ... 📚 Plasma and Fusion Research 2, S1062-S1062, 2007	2007
299	First observation of high density edge transport barrier formation during reheat mode of helical plasma in CHS Google Scholar 👨‍🔬 T Minami, S Okamura, T Akiyama, M Isobe, T Oishi, S Kado, K Ida, ... 📚 Plasma and Fusion Research 1, 047-047, 2006	2006
300	Ion-beam extraction with single hole extractor from multiantenna rf ion source in NIFS Google Scholar 👨‍🔬 Y Oka, K Ikeda, O Kaneko, K Nagaoka, M Osakabe, Y Takeiri, K Tsumori, ... 📚 Review of scientific instruments 77 (3), 2006	2006
301	Confinement improvement in high-ion temperature plasmas heated with high-energy negative-NBI in LHD Google Scholar 👨‍🔬 Y Takeiri, S Morita, K Ikeda 📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2006	2006
302	Fast ion-driven MHD instabilities and consequent fast ion losses in the compact helical system Google Scholar 👨‍🔬 M Isobe 📚 Research Report NIFS-Series, 2006	2006
303	Long pulse plasma heating experiment by ion cyclotron heating in LHD Google Scholar 👨‍🔬 T Seki, T Mutoh, R Kumazawa, K Saito, T Watari, Y Nakamura, ... 📚 AIP Conference proceedings 787 (1), 98-105, 2005	2005
304	Achievement of a high ion temperature with Ne-and Ar-seeded discharges by high-power NBI heating in LHD Google Scholar 👨‍🔬 Y Takeiri, S Morita, J Miyazawa 📚 Contributions to 30th European Physical Society conference on controlled …, 2003	2003
305	Plasma flow and rotation measurement using directional Langmuir probe Google Scholar 👨‍🔬 MY Tanaka, K Nagaoka 📚 National Institute for Fusion Science, 27-30, 1998	1998
306	Progress in Extending the High-Temperature Plasma Regime in the LHD Google Scholar 👨‍🔬 H Takahashi, K Nagaoka, M Osakabe, H Nakano, K Mukai, T Kobayashi, ... 📚 Journal of Fusion Energy 45 (1), 29, 2026	2026
307	Potential impact of surface microstructure change on reduction of emission current in tungsten filament Google Scholar 👨‍🔬 R Sakamoto, K Nagaoka, D Nagata, Y Fujiwara, M Sato, K Tsumori 📚 Fusion Engineering and Design 199, 114144, 2024	2024
308	Evaluation of H-/D-Density Using Langmuir Probe Measurement in a Cs Seeded Negative Ion Source Google Scholar 👨‍🔬 E Rattanawongnara, M Osakabe, H Nakano, K Tsumori, K Nagaoka, ... 📚 Journal of Physics: Conference Series 2743 (1), 012084, 2024	2024
309	Development of liquid metal targets for high-repetition intense laser and pulsed-power discharge applications Google Scholar 👨‍🔬 T Sasaki, Y Kumagai, M Miyamoto, K Tarutani, K Takahashi, T Kikuchi, ... 📚 High Energy Density Physics 52, 101126, 2024	2024
310	An improved laser photo-detachment diagnostic for negative ion density measurement Google Scholar 👨‍🔬 E Rattanawongnara, H Nakano, K Tsumori, K Nagaoka, M Osakabe 📚 Journal of Instrumentation 19 (11), P11002, 2024	2024
311	Shear flows induced by AE/EPM in LHD plasma Google Scholar 👨‍🔬 J Varela, C Hidalgo, T Tokuzawa, K Nagaoka, K Nagasaki, S Ohdachi, ... 📚 7th Asia-Pacific Conference on Plasma Physics; 2023 Nov 12-17; Nagoya, Japan, 2023	2023
312	Beam instability in the vicinity of beam extraction region of negative ion source Google Scholar 👨‍🔬 K Nagaoka, R Nakamoto, T Sasaki, T Hamajima, H Nakano, K Ikeda, ... 📚 Journal of Physics: Conference Series 2244 (1), 012043, 2022	2022
313	Initial Results of Hydrogen and Deuterium Beam Ion Simultaneous Transport due to Toroidal Alfvén Eigenmode in the Large Helical Device Google Scholar 👨‍🔬 S Kamio, Y Fujiwara, K Ogawa, R Seki, K Nagaoka, H Nuga, ... 📚 Plasma and Fusion Research 16, 2402044-2402044, 2021	2021
314	Performance integration of high temperature plasmas in the LHD deuterium operation Google Scholar 👨‍🔬 H Takahashi 📚 (FEC 2020), EX/6-4, 2020	2020
315	Characteristics comparison of negative ion density between negative ion sources at NIFS and IPP Google Scholar 👨‍🔬 H Nakano, A Mimo, M Kisaki, C Wimmer, I Mario, D Wünderlich, K Ikeda, ... 📚 18th International Conference on Ion Sources (ICIS 2019), 2019	2019
316	Stabilization of the Helically Trapped Energetic Ions Driven Resistive Interchange Mode by On-Axis Electron-Cyclotron Heating in a Helical Plasma Google Scholar 👨‍🔬 XD Du, S Ohdachi, M Osakabe, T Seki, T Ozaki, M Goto, K Nagaoka, ... 📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018	2018
317	Effect of electron cyclotron current drive on the ion temperature in the plasma core region of the large helical device Google Scholar 👨‍🔬 Y Yoshimura, A Ejiri, R Seki, R Sakamoto, K Nagaoka, T Shimozuma, ... 📚 Plasma and Fusion Research 13, 1402124-1402124, 2018	2018
318	Caesiated H- source operation with helium Google Scholar 👨‍🔬 K Tsumori, M Wada, H Nakano, M Kisaki, K Ikeda, Y Haba, K Nagaoka, ... 📚 AIP Conference Proceedings 2052 (1), 040015, 2018	2018
319	Isotope effects on transport and turbulence in LHD Google Scholar 👨‍🔬 K Tanaka, H Yamada, Y Ohtani, M Nakata, T Tsujimura, H Takahashi, ... 📚 21st Int. Stellarator-Heliotron Workshop, P2-46, 2017	2017
320	Progress of experimental study on negative ion production and extraction Google Scholar 👨‍🔬 M Kisaki, K Tsumori, S Geng, K Ikeda, H Nakano, M Osakabe, K Nagaoka, ... 📚 Proceedings of 26th IAEA Fusion Energy Conference, CN234/FIP/1-4, Kyoto …, 2016	2016
321	First observation of fishbone-like modes driven by helical-ripple trapped fast ions on LHD Google Scholar 👨‍🔬 XD Du, K Toi, S Ohdachi, M Osakabe, K Nagaoka, K Ogawa, M Isobe, ... 📚 Annual Report of National Institute for Fusion Science, 131, 2013	2013
322	LHD accomplishments/plans in support of fusion next-steps Google Scholar 👨‍🔬 S Imagawa, Y Takeiri, T Mutoh, T Mito, H Chikaraishi, S Hamaguchi, ... 📚 2013 IEEE 25th Symposium on Fusion Engineering (SOFE), 1-8, 2013	2013
323	Characteristics of anomalous transport and losses of energetic ions caused by Alfvénic modes in LHD plasmas Google Scholar 👨‍🔬 M Isobe, K Toi, M Osakabe, K Nagaoka, T Tokuzawa, K Ogawa, ...	2010
324	LHD におけるイオン熱輸送研究の進展 2. LHD におけるイオン熱輸送改善 Google Scholar 👨‍🔬 永岡賢一，横山雅之 📚 プラズマ・核融合学会誌 86 (2), pp. 71-77, 2010	2010
325	Development of the Realtime Monitoring Method for the Divertor Heat Load Google Scholar 👨‍🔬 H Matsuura, K Nagaoka, T Morisaki, S Masuzaki, M Osakabe 📚 Annual Report of National Institute for Fusion Science, 47, 2010	2010
326	Progress in impurity-related physics experiments in LHD Google Scholar 👨‍🔬 S Morita, C Dong, M Goto, M Kobayashi, S Muto, K Yamazaki, ... 📚 Plasma and Fusion Research 5, S2004-S2004, 2010	2010
327	Simultaneous realization of a high density edge transport barrier and an improved L-mode on CHS Google Scholar 👨‍🔬 T Minami, S Okamura, C Suzuki, K Matsuo, T Oishi, T Akiyama, M Isobe, ... 📚 Nuclear fusion 49 (8), 085018, 2009	2009
328	Radial profile and confinement of energetic particles during NBI and ICRF heating in LHD Google Scholar 👨‍🔬 S Murakami, M Osakabe, K Ida	2008
329	Progress towards RF heated steady-state plasma operations on LHD by employing ICRF heating methods and improved divertor plates Google Scholar 👨‍🔬 R Kumazawa, T Mutoh, K Saito 📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2008	2008
330	Oscillatory zonal flows driven by interaction between energetic ions and fishbone-like instability in CHS Google Scholar 👨‍🔬 A Fujisawa, S Ohshima, A Shimizu 📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2008	2008
331	Observation of the high-density edge transport barrier in CHS using beam emission spectroscopy Google Scholar 👨‍🔬 T Oishi, S Kado, M Yoshinuma, K Ida, T Minami, T Akiyama, M Isobe, ... 📚 Journal of Physics: Conference Series 123 (1), 012007, 2008	2008
332	A phenomenological probe model of fast ion measurement using a hybrid directional probe Google Scholar 👨‍🔬 K Nagaoka, M Isobe, M Osakabe, KY Watanabe, Y Takeiri 📚 Contributions to Plasma Physics 48 (5‐7), 480-484, 2008	2008
333	Measurement of 3-D mode structure of the edge harmonic oscillations in CHS using beam emission spectroscopy Google Scholar 👨‍🔬 T Oishi, S Kado, M Yoshinuma, K Ida, T Akiyama, T Minami, K Nagaoka, ... 📚 Plasma and Fusion Research 2, S1097-S1097, 2007	2007
334	CHS における高速イオン励起 MHD 不安定性による高エネルギーイオンの異常輸送 Google Scholar 👨‍🔬 磯部光孝，永岡賢一，後藤和幸，東井和夫，鈴木千尋，清水昭博， ... 📚 プラズマ・核融合学会誌 83 (7), pp. 628-635, 2007	2007
335	Dependence of electron cyclotron driven current on magnetic field configuration of CHS Google Scholar 👨‍🔬 Y Yoshimura, T Akiyama, M Isobe, A Shimizu, C Suzuki, C Takahashi, ... 📚 Proc. 14th Joint Workshop Electron Cyclotron Emission and Electron Cyclotron …, 2006	2006
336	Evidence of OXB Heating in CHS Google Scholar 👨‍🔬 Y Yoshimura, K Nagasaki, T Akiyama, M Isobe, A Shimizu, C Suzuki, ... 📚 power (kW) 400, 600, 2006	2006
337	Plasma-confinement physics study in compact helical system Google Scholar 👨‍🔬 S Okamura, T Akiyama, A Fujisawa, K Ida, H Iguchi, R Ikeda, M Isobe, ... 📚 Journal of the Korean Physical Society 49 (SUPPL. 1), S68-S74, 2006	2006
338	Long pulse plasma discharge experiment by ICRF heating in LHD Google Scholar 👨‍🔬 T Seki, T Mutoh, R Kumazawa, K Saito, Y Nakamura, F Shimpo, ... 📚 15. international stellarator workshop 2005. IAEA technical meeting on …, 2005	2005
339	Edge transport barrier formation and power threshold proper ties in CHS Google Scholar 👨‍🔬 T Akiyama, S Okamura, T Minami, A Fujisawa, T Oishi, M Isobe, ... 📚 32nd European Physical Society Conference on Plasma Physics and Controlled …, 2005	2005
340	Increasing rate of water temperature due to an Ekman layer flow in a heated pot (fluid dynamics in the kitchen) Google Scholar 👨‍🔬 K Ida, M Yoshinuma, K Nagaoka 📚 American journal of physics 73 (7), 635-638, 2005	2005
341	H-Mode-Like Discharge under the Presence of 1⁄ 1 Rational Surface at Ergodic Layer in LHD Google Scholar 👨‍🔬 S Morita, T Morisaki, K Tanaka, M Goto, S Masuzaki, M Osakabe, ... 📚 Journal of Plasma and Fusion Research 80 (4), 279-280, 2004	2004
342	Recent results from LHD experiment with emphasis on relation to theory from experimentalist’s view Google Scholar 👨‍🔬 H Yamada, K Ida, K Watanabe, S Sakakibara, S Inagaki, S MURAKAMI, ... 📚 Journal of Plasma and Fusion Research SERIES 6, pp. 51-59, 2004	2004
343	Anti-ExB flow field associated with a vortex formation in a partially ionized plasma Google Scholar 👨‍🔬 A Okamoto, K Nagaoka, S Yoshimura, J Vranjes, M Kono, S Kado, ... 📚 arXiv preprint physics/0410223, 2004	2004
344	Heating and Current Drive by N-NBI in JT-60U and LHD Google Scholar 👨‍🔬 O Kaneko, T Yamamoto, M Akiba, M Hanada, K Ikeda, T Inoue, ... 📚 Fusion science and technology 44 (2), 503-507, 2003	2003
345	Observation of anti-E× B tripolar vortex in a magnetized plasma Google Scholar 👨‍🔬 A Okamoto, J Vranjes, M Kono, K Nagaoka, S Yoshimura, MY Tanaka 📚 APS Division of Plasma Physics Meeting Abstracts 45, CP1. 051, 2003	2003
346	Potential Structure and Quasi-neutrality Breaking of Plasma Hole Google Scholar 👨‍🔬 S Yoshimura, K Nagaoka, A Okamoto, K Hara, M Kono, MY Tanaka 📚 Proc. 29th European Phys. Soc. Cof. on Plasma Phys. and Controlled Fusion, P …, 2002	2002
347	Formation of Dissipative Vortex and Anomalous Viscosity in a Rotating Plasma Google Scholar 👨‍🔬 MY Tanaka, K Nagaoka, A Okamoto, K Hara, S Yoshimura, M Kono 📚 Proc. 29th European Phys. Soc. Cof. on Plasma Phys. and Controlled Fusion, P …, 2002	2002
348	Quasi-neutrality Breaking of a Plasma Hole Structure Google Scholar 👨‍🔬 S Yoshimura, K Nagaoka, A Okamoto, K Hara, M Kono, MY Tanaka 📚 APS Division of Plasma Physics Meeting Abstracts 44, GP1. 095, 2002	2002
349	Stationary potential structures in ECR plasma Google Scholar 👨‍🔬 J Vranjes, A Okamoto, K Nagaoka, S Yoshimura, MY Tanaka, M Kono 📚 Contributed papers-20. SPIG 4-8 September, 571-574, 2000	2000
350	Analysis of crude drugs by pyrolysis gas chromatography Google Scholar 👨‍🔬 K Hashimoto, K Nagaoka, T Inoue, Y Sumida, M Takahashi, Y Masada 📚 Journal of High Resolution Chromatography 8 (7), 360-361, 1985	1985
351	The Formic Acid Rearrangement of 3, 4-Dimethyl-1-pentyn-3-ol and 3-Isopropyl-4-methyl-1-pentyn-3-ol Google Scholar 👨‍🔬 T Takeshima, K Nagaoka, M Yokoyama, S Morita 📚 Bulletin of the Chemical Society of Japan 32 (6), 547-550, 1959	1959
352	Basic research on negative ion source for fusion using FA, RF and hybrid ion sources Google Scholar 👨‍🔬 H Nakano, K Tsumori, K Nagaoka, K Takahashi, K Ikeda, Y Takeiri, ...
353	Experiments on physics issues in burning plasma: isotope mixing and ion collisionless energy transfer Google Scholar 👨‍🔬 K Ida, M Yoshinuma, T Kobayashi, K Nagaoka, K Ogawa, T Tokuzawa, ... 📚 Journal of Fusion Energy 45 (1), 30, 2026	2026
354	Analysis of the bursting activity in Large Helical Device plasma with multiple EP populations Google Scholar 👨‍🔬 J Varela Rodríguez, K Nagaoka, M Matsuoka, H Nuga, R Seki, K Ogawa, ... 📚 Plasma Physics and Controlled Fusion, 2026	2026
355	Recent advances in plasma control and physics research in the Large Helical Device Google Scholar 👨‍🔬 K Tanaka, K Ida, Y Morishita, H Ohtani, D Medina Roque, T Tokuzawa, ... 📚 Nuclear Fusion 66 (11), 116012, 2026	2026
356	Measurement of x-ray bremsstrahlung radiation from high energy electrons by stochastic acceleration in Heliotron J Google Scholar 👨‍🔬 R Yamato, S Kobayashi, T Fujita, K Nagaoka, K Nagasaki, S Inagaki, ... 📚 Review of Scientific Instruments 96 (3), 2025	2025
357	Density and space potential measurement through the plasma grid aperture of negative ion source Google Scholar 👨‍🔬 E Rattanawongnara, H Nakano, K Tsumori, S Yoshimura, K Nagaoka, ... 📚 Journal of Instrumentation 20 (05), P05017, 2025	2025
358	EXPERIMENTAL STUDY ON CONFIGURATION DEPENDENCE OF TURBULENT TRANSPORT ON LHD October 6, 2025 Google Scholar 👨‍🔬 K Nagaoka, RT Ishikawa, S Nishimoto, M Nakata, K Tanaka, M Yokoyama, ...	2025
359	Observation of a Fast-Ion Profile Stiffness Due To the Alfvén Eigenmode Google Scholar 👨‍🔬 S Kamio, Y Fujiwara, K Nagaoka, H Nuga, H Yamaguchi, R Seki, ... 📚 Journal of Fusion Energy 44 (2), 50, 2025	2025
360	Analysis of energetic particle driven modes and interchange modes in LHD plasma using the gyro-fluid code FAR3d Google Scholar 👨‍🔬 J Varela, K Nagaoka, S Ohdachi, KY Watanabe, Y Takemura, ... 📚 Journal of Fusion Energy 44 (2), 57, 2025	2025
361	Impact of Edge Magnetic Island on Thermal Instability, Equilibrium, and Detachment Dynamics Induced by Impurity Radiation in LHD Google Scholar 👨‍🔬 M Kobayashi, K Mukai, Y Hayashi, MIN Kobayashi, S Morita, MZ Tokar, ... 📚 Journal of Fusion Energy 44 (2), 62, 2025	2025
362	Recipe of Helium Neutral Beam Injection for Studying Helium Transport in LHD Google Scholar 👨‍🔬 Y Fujiwara, K Nagaoka, G Motojima, H Yamaguchi, M Sato, N Suzuki, ... 📚 Journal of Fusion Energy 44 (2), 68, 2025	2025
363	Reversible conversion of moderate obstructive sleep apnea to severe behavioral hyperventilation–induced central sleep apnea under pandemic-related psychological stress: a case … Google Scholar 👨‍🔬 N Shiroshita, S Shiota, F Kawana, R Uemura, A Sugiyama, T Kato, ... 📚 Sleep Science and Practice 10 (1), 5, 2025	2025
364	Enhanced plasma heating by interaction with high-contrast laser and cone-shaped target Google Scholar 👨‍🔬 Y Karaki, Y Mori, E Ebisawa, Y Inubushi, S Kojima, K Yamanoi, Y Abe, ... 📚 High Energy Density Physics, 101256, 2025	2025
365	Generation of shear flows induced by AE/EPM in LHD plasma Google Scholar 👨‍🔬 J Varela Rodríguez, C Hidalgo, T Tokuzawa, K Nagaoka, K Tanaka, ... 📚 IOP Publishing, 2025	2025
366	Plasma science Google Scholar 👨‍🔬 S Kado, K Nagaoka	2024
367	Direct observation of collisionless energy transfer from MHD wave to ions via Landau and transit-time damping in laboratory plasma Google Scholar 👨‍🔬 K Ida, T Kobayashi, M Yoshinuma, K Nagaoka, K Ogawa, T Tokuzawa, ... 📚 50th EPS Conference on Plasma Physics, EPS 2024, 2024	2024
368	波動粒子相互作用の直接評価のための Si 半導体検出器を用いた高エネルギー粒子計測 Google Scholar 👨‍🔬 松岡聖人，永岡賢一，長壁正樹，小川国大，磯部光孝，石川遼太郎， ... 📚 日本物理学会講演概要集 79.2, 1259-1259, 2024	2024
369	Compound Parabolic Concentrator と高コントラストレーザーを用いた高エネルギー密度プラズマの生成 Google Scholar 👨‍🔬 唐木優河，森芳孝，海老澤栄吾，犬伏雄一，小島完興，山ノ井航平， ... 📚 日本物理学会講演概要集 79.2, 1232-1232, 2024	2024
370	プラズマミラー LFEX レーザー対向照射プラズマ実験の状況 IV Google Scholar 👨‍🔬 森芳孝，海老澤栄吾，犬伏雄一，小島完興，山ノ井航平，安部勇輝， ... 📚 日本物理学会講演概要集 79.2, 1228-1228, 2024	2024
371	プラズマミラー LFEX レーザー対向照射プラズマ実験の状況 III Google Scholar 👨‍🔬 森芳孝，犬伏雄一，小島完興，安部勇輝，唐木優河，松原広貴，藤岡慎介， ... 📚 日本物理学会講演概要集 79.1, 854-854, 2024	2024
372	Control and Application of localization in phase space via wave-particle interactions Google Scholar 👨‍🔬 K Nagaoka, S Kubo, S Okada 📚 Bulletin of the American Physical Society, 2024	2024
373	Stochastic Acceleration using Non-Resonant Microwave Launch in Heliotron-Type Magnetic Configuration Device Heliotron J Google Scholar 👨‍🔬 S KOBAYASHI, Y Mototake, S Inagaki, K Nagasaki, K Nagaoka, T Kawate, ... 📚 Bulletin of the American Physical Society, 2024	2024
374	Oscillation of negative ion beamlet and effect on beam focusing for neutral beam injection Google Scholar 👨‍🔬 K Nagaoka, H Nakano, R Nakamoto, K Tsumori, M Osakabe, K Miyamoto, ... 📚 66th Annual Meeting of the APS Division of Plasma Physics, 2024	2024
375	Control of the Phase Space Distribution of Relativistic Particles by Electromagnetic Waves: Laboratory/Numerical Experiment and its Application Google Scholar 👨‍🔬 Y Katoh, K Nagaoka, S Kubo, Y Omura, YK Hsieh, O Shinji 📚 AGU Fall Meeting Abstracts 2024 (2774), SM23A-2774, 2024	2024
376	MHD stability trends and improved performance of LHD inward-shifted configurations: The role of the neutral beam current drive and thermal plasma density Google Scholar 👨‍🔬 J Varela Rodríguez, K Nagaoka, Y Takemura, KY Watanabe, K Ida, ... 📚 American Institute of Physics, 2024	2024
377	Application of Calorimetric Methods to Monitor Neural Beam Heating System in Nuclear Fusion Reactor Google Scholar 👨‍🔬 H Matsuura, BXN Son, K Nagaoka, M Osakabe 📚 Vietnam Conference on Nuclear Science and Technology VINANST-15. Agenda and …, 2023	2023
378	Perspective of Meta-Hierarchy Dynamics Google Scholar 👨‍🔬 M Nunami, AM Ito, M Goto, H Hasegawa, H Igami, H Kasahara, ... 📚 Plasma and Fusion Research 18, 2501057-2501057, 2023	2023
379	Optimization of pressure gradient driven modes and Alfven Eigenmodes stability by the neutral beam current driven in LHD plasma Google Scholar 👨‍🔬 J Varela, KY Watanabe, Y Takemura, K Nagaoka, K Ida, M Yoshinuma, ... 📚 Nonlinear interaction between toroidal Alfvén eigenmode and tearing mode on …, 2022	2022
380	Recipe of helium neutral beam injection for studying helium transport in fusion plasma Google Scholar 👨‍🔬 Y Fujiwara, K Nagaoka, M Sato, G Motojima, N Suzuki, H Kato, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2022, UO03. 014, 2022	2022
381	ヘリオトロン型磁場配位において非共鳴波動加熱中に観測される高エネルギー X 線スペクトルの特徴 Google Scholar 👨‍🔬 小林進二，永岡賢一，長﨑百伸，伊藤龍志，大垣英明，紀井俊輝，全炳俊， ... 📚 日本物理学会講演概要集 77.1, 940-940, 2022	2022
382	プラズマミラーを用いた LFEX レーザー対向照射プラズマ実験の現状 Google Scholar 👨‍🔬 森芳孝，小島完興，山ノ井航平，安部勇輝，王雨波，敦近原，郭署旺， ... 📚 日本物理学会講演概要集 77.2, 776-776, 2022	2022
383	Difference of co-extracted electron current and beam acceleration in a negative ion source with hydrogen-isotope ions Google Scholar 👨‍🔬 K Ikeda, K Tsumori, H Nakano, K Nagaoka, Y Takeiri, S Masaki, ... 📚 Journal of Physics: Conference Series 2244 (1), 012060, 2022	2022
384	Research Highlights from Initial Phase of the LHD Deuterium Experiment: 3.2: The Isotope Effects on Transport in LHD Google Scholar 👨‍🔬 K TANAKA, KENI NAGAOKA, K IDA, M YOSHINUMA, T KOBAYASHI, ... 📚 プラズマ・核融合学会誌 97 (3), 177-191, 2021	2021
385	Behavior of multiple Gaussian beam components in a single negative ion beam aimed at fusion plasma heating Google Scholar 👨‍🔬 Y Haba, K Nagaoka, M Aramaki, K Tsumori, K Ikeda, H Nakano, ... 📚 APS Annual Gaseous Electronics Meeting Abstracts, GT61. 069, 2021	2021
386	Advances of energetic ion confinement and MHD researches Google Scholar 👨‍🔬 Y Suzuki, K Ogawa, H Nuga, S Odachi, K Nagaoka, R Seki, Y Narushima, ...	2021
387	Theoretical analysis of the ECH effect on the energetic particle driven modes stability in Heliotron J Google Scholar 👨‍🔬 J Varela, K Nagasaki, K Nagaoka, S Yamamoto, D Spong, L Garcia, ... 📚 47th EPS Conference on Plasma Physics, EPS 2021, 836-839, 2021	2021
388	LHD における He ビームを用いた燃焼プラズマ模擬への挑戦 Google Scholar 👨‍🔬 永岡賢一，藤原大，本島厳，山口裕之，居田克巳，小林政弘，田村直樹， ... 📚 日本物理学会講演概要集 76.2, 781-781, 2021	2021
389	負イオン源プラズマ中における RF 電場のビーム集束性に対する影響 Google Scholar 👨‍🔬 濱嶋大河，中本崚也，津守克嘉，長壁正樹，中野治久，藤原大，池田勝則， ... 📚 日本物理学会講演概要集 76.2, 742-742, 2021	2021
390	Progress of wave-particle interaction study in high-temperature plasmas Google Scholar 👨‍🔬 K Nagaoka	2021
391	Hydrogen Isotope Effect on Self-Organized Radial Electric Field Criticality During Electron Internal Transport Barrier Formation in Toroidal Plasmas Google Scholar 👨‍🔬 T Kobayashi, A Shimizu, M Nishiura, T Ido, S Satake, T Tokuzawa, ...	2021
392	ヘリオトロン J におけるビーム放射分光法を用いた高速イオン励起 MHD 不安定性による密度揺動計測 Google Scholar 👨‍🔬 村田駿介，小林進二，長慎一郎，門信一郎，涌憲一郎，山下裕登， ... 📚 日本物理学会講演概要集 75.1, 829-829, 2020	2020
393	ヘリオトロン型磁場配位における確率的静電加速と IC-LH-ホイッスラー周波数帯波動励起の観測 Google Scholar 👨‍🔬 小林進二，永岡賢一，長﨑百伸，徳原圭一，大垣英明，紀井俊輝，全炳俊， ... 📚 日本物理学会講演概要集 75.1, 831-831, 2020	2020
394	3 次元閉じ込め配位における磁場幾何構造の乱流輸送への影響 Google Scholar 👨‍🔬 西本守，永岡賢一，仲田資季，吉沼幹朗，關良輔，田中謙治 📚 日本物理学会講演概要集 75.1, 800-800, 2020	2020
395	Impact of ECCD on fast ion driven modes in stellarators (HJ, LHD, TJ-II) and contribution to ITPA-EP activities Google Scholar 👨‍🔬 A Cappa, K Nagaoka, S Yamamoto, K Nagasaki, D Lopez Bruna, ... 📚 19th Coordinated Working Group Meeting, 2019	2019
396	Energetic-particle-driven MHD Instabilities and their Control by ECH/ECCD in Helical Plasmas Google Scholar 👨‍🔬 K Nagasaki, S Yamamoto, K Nagaoka, J Varela, Á Cappa, E Ascasíbar, ... 📚 46th EPS Conference on Plasma Physics, 2019	2019
397	ECCD effect on the Helitoron J and LHD plasma stability Google Scholar 👨‍🔬 J Varela, K Nagaoka, K Watanabe, K Nagasaki, S Yamamoto, D Spong, ... 📚 16th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement …, 2019	2019
398	Observation of Hole-Clump Pair Using an Upgraded E//B-NPA during TAE Burst in LHD Google Scholar 👨‍🔬 S Kamio, Y Fujiwara, K Nagaoka, K Ogawa, R Seki, H Nuga 📚 16th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement …, 2019	2019
399	Deuterium experiment on LHD and its contribution on Energetic Particle Physics in Toroidal Plasmas Google Scholar 👨‍🔬 M Osakabe, M Isobe, Y Fujiwara, S Kamio, H Nuga, R Seki, M Yokoyama, ... 📚 16th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement …, 2019	2019
400	Characteristics of fast ions profile with MHD activities and improvement of fast ion confinement with AE suppression by counter ECCD in LHD Google Scholar 👨‍🔬 K Nagaoka, J Varela, K Ogawa, M Isobe, M Osakabe, R Seki, A Azegami, ... 📚 16th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement …, 2019	2019
401	Characteristics of electroconvection turbulence and proposal of its application to turbulent transport experiment in a rotating spherical shell Google Scholar 👨‍🔬 K Nagaoka, S Hotta, Y Hidaka, T Kobayashi, K Terasaka, S Yoshimura 📚 High Energy Density Physics 31, 79-82, 2019	2019
402	Dynamics of the Convective Turbulence in the Solar Granulation Studied by the Spectral Line Broadening and Asymmetry Google Scholar 👨‍🔬 R Ishikawa, Y Katsukawa, T Oba, M Nakata, K Nagaoka, T Kobayashi 📚 AGU Fall Meeting Abstracts 2019, SH43E-3385, 2019	2019
403	高速イオン励起 MHD 揺動の安定性制御の試み Google Scholar 👨‍🔬 永岡賢一，畔上彰，長崎百伸，山本聡，小川国大，磯部光孝，長壁正樹 📚 日本物理学会講演概要集 74.1, 928-928, 2019	2019
404	Simulation study of toroidal flow generation by ECH in non-axisymmetric toroidal plasmas Google Scholar 👨‍🔬 S Murakami, Y Yamamoto, CC Chang, H Yamaguchi, H Takahashi, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2018, CP11. 133, 2018	2018
405	ECR プラズマにおけるパルス磁場印加に対するプラズマ応答の観測 Google Scholar 👨‍🔬 鎌田慧介，大澤槙人，佐々木徹，竹崎太智，竹村祐二，永岡賢一， ... 📚 日本物理学会講演概要集 73.1, 864-864, 2018	2018
406	Recent research status of NIFS NBI Google Scholar 👨‍🔬 K Tsumori, H Nakano, K Ikeda, M Kisaki 📚 Proceeding of A3 foresight program seminar on critical physics issues …, 2018	2018
407	Improvements of Ion Energy Confinement in Helium Rich Plasma of LHD Google Scholar 👨‍🔬 K Tanaka, K Nagaoka, M Yokoyama, T Hiromi, T Tokuzawa, M Osakabe, ... 📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018	2018
408	Flow Damping Due to the Stochastization of Magnetic Field in Large Helical Device Google Scholar 👨‍🔬 K Ida, M Yoshinuma, H Tsuchiya, T Kobayashi, C Suzuki, M Yokoyama, ... 📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018	2018
409	Integrated Simulation of Deuterium Experiment Plasma in LHD Google Scholar 👨‍🔬 S Murakami, H Yamaguchi, M Homma, S Maeta, A Sakai, A Fukuyama, ... 📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018	2018
410	Suppression of Alfvén Eigenmodes by ECH/ECCD in Heliotron J Google Scholar 👨‍🔬 K Nagasaki, S Yamamoto, H Matsuda 📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018	2018
411	Superimposition of rf potential oscillation on plasmas for optimizing a rf-driven hydrogen negative rf ion source Google Scholar 👨‍🔬 今義毅，佐々木佑晃，増澤慶汰，高橋和貴，中野治久，永岡賢一， ... 📚 電気関係学会東北支部連合大会講演論文集平成 29 年度電気関係学会東北支部連合 …, 2017	2017
412	ヘリオトロン J における ECH/ECCD を用いた高エネルギー粒子励起 MHD 不安定性の制御 Google Scholar 👨‍🔬 長崎百伸，山本聡，國分大，小林進二，岡田浩之，門信一郎，南貴司， ... 📚 日本物理学会講演概要集 72.1, 882-882, 2017	2017
413	Study for plasma science and engineering toward sustainable society Google Scholar 👨‍🔬 S KOBAYASHI, D YU, K NAGASAKI, S YAMAMOTO, S OSHIMA, ... 📚 京都大学研究連携基盤グローバル生存基盤展開ユニット研究成果報告書 2016, 9-10, 2017	2017
414	STUDY OF ENERGY RELAXATION PROCESSES OF THE SURFACE PRODUCED NEGATIVE IONS BY USING 3D3V-PIC SIMULATION Google Scholar 👨‍🔬 NIES WORK-FUNCTION 📚 ENERGY 30031, 1, 2017	2017
415	ラゲールガウスビームを用いた周方向ドップラー効果の観測 II Google Scholar 👨‍🔬 吉村信次，荒巻光利，小澤直也，寺坂健一郎，田中雅慶，永岡賢一， ... 📚 日本物理学会講演概要集 71.2, 683-683, 2016	2016
416	Preparation and improvement for NBI system to LHD deuterium experiment Google Scholar 👨‍🔬 K Tsumori, M Osakabe, K Nagaoka, K Ikeda, M Kisaki, H Nakano, ... 📚 Proceeding of A3 foresight program seminar on critical physics issues …, 2016	2016
417	Integrated Simulation Studies of Plasma Performances and Fusion Reactions in the Deuterium Experiment of LHD Google Scholar 👨‍🔬 S Murakami, H Yamaguchi, M Homma, S Maeta, Y Saito, A Fukuyama, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2016, PO4. 003, 2016	2016
418	Experimental Evaluation of Energy Transfer between Fast Ions and Alfven Eigenmodes Google Scholar 👨‍🔬 K Nagaoka, M Osakabe, M Isobe, K Ogawa, Y Suzuki, S Kobayashi, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2016, UP10. 054, 2016	2016
419	Negative ion production and beam extraction processes in a large ion source Google Scholar 👨‍🔬 H Nakano, M Goto, K Nagaoka, M Osakabe, Y Takeiri, O Kaneko, K Ikeda, ... 📚 Review of Scientific Instruments 87 (2), 2016	2016
420	Guest editors of this special issue Google Scholar 👨‍🔬 S MORITA, S YOSHIMURA, K TOI, K ICHIGUCHI, T MUROGA, ... 📚 Plasma and Fusion Research 10, 3I, 2015	2015
421	22pBH-8 水素負イオン源の引出領域における温度と密度分布 Google Scholar 👨‍🔬 中野治久，津守克嘉，池田勝則，木崎雅志，渋谷真之，永岡賢一， ... 📚 日本物理学会講演概要集 70.1, 880, 2015	2015
422	24aAP-2 高エネルギー粒子とアルベン波の相互作用の計測 Google Scholar 👨‍🔬 永岡賢一，長壁正樹，磯部光孝，小川国大，斎藤健二，三好由純， ... 📚 日本物理学会講演概要集 70.1, 911, 2015	2015
423	Behavior of Negative Hydrogen Ion and its Beam by Bias and Beam Extraction Voltages Google Scholar 👨‍🔬 H Nakano, K Tsumori, M Kisaki, K Ikeda, S Geng, K Nagaoka, M Osakabe, ... 📚 APS Annual Gaseous Electronics Meeting Abstracts, QR3. 007, 2015	2015
424	1C05 液晶対流による乱流の構造と輸送現象についての研究 (液晶物理・物性, 口頭発表, 2015 年日本液晶学会討論会) Google Scholar 👨‍🔬 日高芳樹，前田和也，永岡賢一，吉村信次，寺坂健一郎，岡部弘高， ... 📚 日本液晶学会討論会講演予稿集 2015 年日本液晶学会討論会, _1C05-1_-_1C05-2, 2015	2015
425	Modification of far-SOL flow by substantial gas injection in the inboard poloidal field null configuration on QUEST Google Scholar 👨‍🔬 T Onchi, H Zushi, Y Oyama, K Mishra, Y Nagashima, K Hanada, H Idei, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2015, TP12. 140, 2015	2015
426	Measurement of Phase Space Structure of Fast Ions Interacting with Alfven Eigenmodes Google Scholar 👨‍🔬 K Nagaoka, M Osakabe, M Isobe, K Ogawa, Y Suzuki, S Kobayashi, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2015, NP12. 002, 2015	2015
427	Overview of transport and MHD stability study and impact of magnetic field topology in the Large Helical Device Google Scholar 👨‍🔬 K Ida, K Nagaoka, H Kasahara, M Yoshinuma, S Ohdachi, M Osakabe, ...	2014
428	Scrape Off Layer Flow Characteristics in the Spherical Tokamak QUEST Google Scholar 👨‍🔬 S Banerjee, H Zushi, N Nishino, Y Mahira, K Nagaoka, K Mishra, ... 📚 Proceedings of the 12th Asia Pacific Physics Conference (APPC12), 015036, 2014	2014
429	Non-inductive Current Drive and Particle Recycling Study in Steady State Divertor Configuration in QUEST Google Scholar 👨‍🔬 T Asai 📚 Annual Report of National Institute for Fusion Science, 2014	2014
430	30pAE-5 トーラスプラズマにおける自発回転および内部トルクの反転現象 (30pAE 非平衡極限プラズマ, 領域 2 (プラズマ)) Google Scholar 👨‍🔬 居田克巳，吉沼幹朗，永岡賢一 📚 日本物理学会講演概要集 69.1. 2, 284, 2014	2014
431	27aAE-1 高温ヘリカルプラズマの放電シナリオの開発 (27aAE 核融合プラズマ (輸送・閉じ込め特性, 不純物, 分光), 領域 2 (プラズマ)) Google Scholar 👨‍🔬 永岡賢一，村上定義，高橋裕己，中野治久，竹入康彦，長壁正樹， ... 📚 日本物理学会講演概要集 69.1. 2, 229, 2014	2014
432	28aAE-3 非誘導電流駆動球状トカマク (QUEST) の周辺熱流束とプラズマ流 (28aAE 核融合プラズマ (球状トカマク, 電流駆動), 領域 2 (プラズマ)) Google Scholar 👨‍🔬 恩地拓己，図子秀樹，間平陽介，永岡賢一，花田和明，出射浩，田島西夜， ... 📚 日本物理学会講演概要集 69.1. 2, 249, 2014	2014
433	Extension of high T {sub e} regime with upgraded electron cyclotron resonance heating system in the Large Helical Device Google Scholar 👨‍🔬 T Shimozuma, S Kubo, Y Yoshimura, H Igami, S Ito, S Kobayashi, ... 📚 Physics of Plasmas 21 (6), 2014	2014
434	Heat flux and plasma flow in the scrape off layer on the spherical tokamak QUEST with inboard poloidal field null configuration Google Scholar 👨‍🔬 T Onchi, H Zushi, K Mishra, K Hanada, H Idei, K Nakamura, A Fujisawa, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2014, PP8. 100, 2014	2014
435	Evolution of the radial electric field in high-Te ECH heated plasmas on LHD Google Scholar 👨‍🔬 N Pablant, M Bitter, LF Delgado Aparicio, A Dinklage, D Gates, M Goto, ... 📚 APS Division of Plasma Physics Meeting Abstracts 2014, NO3. 008, 2014	2014
436	28pEA-3 トーラスプラズマの自発回転 (28pEA 領域 2, 領域 11, 地球電磁気・地球惑星圏学会, 日本天文学会合同シンポジウム: 乱流が引き起こす角運動量輸送-実験室プラズマから宇宙プラズマまで-, 領 … Google Scholar 👨‍🔬 永岡賢一 📚 日本物理学会講演概要集 68.1. 2, 290, 2013	2013
437	26aEC-6 The First Observation of Off-axis Fishbone-like instabilities in high Ti-plasmas of LHD Google Scholar 👨‍🔬 D XD, K Toi, S Ohdachi, M Osakabe, K Nagaoka, K Ogawa, M Isobe, ... 📚 Meeting Abstracts of the Physical Society of Japan 68.1. 2, 258, 2013	2013
438	27aKC-13 回転系における乱流輸送の基礎実験 (プラズマ基礎 (粒子加速・衝撃波・波動粒子相互作用・非線形現象), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 永岡賢一，吉村信次，寺坂健一郎，日高芳樹，横井喜充，政田洋平， ... 📚 日本物理学会講演概要集 68.2. 2, 198, 2013	2013
439	26pKJ-8 回転場における乱流輸送の実験研究 (圧縮性流体・希薄気体, 熱流体, 電磁流体, 地球・宇宙流体, 領域 11 (統計力学, 物性基礎論, 応用数学, 力学, 流体物理)) Google Scholar 👨‍🔬 永岡賢一，吉村信次，寺坂健一郎，日高芳樹，横井喜充，政田洋平， ... 📚 日本物理学会講演概要集 68.2. 2, 248, 2013	2013
440	27aKB-8 ストキャスティック磁場領域を含む周辺プラズマの自発回転の特性 (核融合プラズマ (輸送・分光), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 永岡賢一，居田克巳，横山雅之，田中謙治，佐竹真介，鈴木康浩， ... 📚 日本物理学会講演概要集 68.2. 2, 194, 2013	2013
441	25pYG-6 LHD ダイバーターレッグの熱流速分布 (25pYG 核融合プラズマ (輸送・閉じ込め特性 (1)・分光・計測), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 松浦寛人，永岡賢一，森崎友宏，増崎貴，長壁正樹，江角直道 📚 日本物理学会講演概要集 67.1. 2, 271, 2012	2012
442	24pYG-3 磁化プラズマ中の散逸性渦構造の発見とイオンの異常輸送に関する研究 (若手奨励賞, 24pYG 若手奨励賞受賞記念講演, 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 永岡賢一 📚 日本物理学会講演概要集 67.1. 2, 255, 2012	2012
443	18pFA-7 ビーム放射分光法によるヘリオトロン J 密度揺動空間構造計測 (18pFA 核融合プラズマ (輸送・閉じ込め特性・分光), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 小林進二，長崎百伸，門信一郎，大石鉄太郎，山本聡，大島慎介， ... 📚 日本物理学会講演概要集 67.2. 2, 192, 2012	2012
444	19pFJ-8 回転乱流中の流れ場生成: 太陽対流層模擬実験 (19pFJ プラズマ宇宙物理 (波動, 天体プラズマ, リコネクション), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 永岡賢一，吉村信次，三浦英昭，常田佐久，久保雅仁，横井喜充， ... 📚 日本物理学会講演概要集 67.2. 2, 206, 2012	2012
445	20aFA-2 水素負イオン源におけるプラズマ電極近傍の水素原子発光線分布計測 (20aFA プラズマ基礎 (負イオン, 非中性プラズマ, コンプレックスプラズマ, 強結合プラズマ), 領域 2 (プラズマ基礎・プラズマ科学 … Google Scholar 👨‍🔬 池田勝則，中野治久，津守克嘉，木崎雅志，永岡賢一，長壁正樹， ... 📚 日本物理学会講演概要集 67.2. 2, 207, 2012	2012
446	20aFA-1 H^-イオン源の引出およびバイアス電圧に対する H^-密度特性 (20aFA プラズマ基礎 (負イオン, 非中性プラズマ, コンプレックスプラズマ, 強結合プラズマ), 領域 2 (プラズマ基礎・プラズマ科学・核融合プ … Google Scholar 👨‍🔬 中野治久，津守克嘉，木崎雅志，池田勝則，渋谷真之，永岡賢一， ... 📚 日本物理学会講演概要集 67.2. 2, 207, 2012	2012
447	18pFA-2 異なる閉じ込め状態における自発トロイダル回転 (18pFA 核融合プラズマ (輸送・閉じ込め特性・分光), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 永岡賢一，吉沼幹朗，居田克巳，長壁正樹，高橋裕己，横山雅之， ... 📚 日本物理学会講演概要集 67.2. 2, 191, 2012	2012
448	Turbulence experiment with high controllability in a rotating system for dynamo physics Google Scholar 👨‍🔬 K Nagaoka, S Yoshimura, H Miura, Y Masada, S Kai, Y Hidaka, ... 📚 APS Division of Plasma Physics Meeting Abstracts 54, CP8. 018, 2012	2012
449	Characteristics of viscosity and intrinsic rotation in ion internal transport barrier plasmas on the large helical device Google Scholar 👨‍🔬 K Nagaoka, K Ida, M Yoshinuma, M Osakabe, H Takahashi, M Yokoyama, ... 📚 38th EPS Conference on Plasma Physics 2011, EPS 2011, 1408-1411, 2011	2011
450	The Database System of Information Processing Education Programs in Colleges of Technology in Japan Google Scholar 👨‍🔬 K Nagaoka, Y Suzuki, A Onishi, M Hara, T Okada, S Ushimaru, K Hase, ... 📚 IEICE Technical Report; IEICE Tech. Rep. 110 (405), 51-55, 2011	2011
451	Current Information Processing Education Programs in College of Technology in Japan Google Scholar 👨‍🔬 Y Suzuki, K Nagaoka, A Onishi, M Hara, T Okada, S Ushimaru, K Hase, ... 📚 IEICE Technical Report; IEICE Tech. Rep. 110 (405), 57-61, 2011	2011
452	Progress of positive-ion-based NBI for LHD Google Scholar 👨‍🔬 K Tsumori, M Osakabe, K Nagaoka, Y Takeiri, K Ikeda, H Nakano, ... 📚 Proceeding of JSPS-CAS Core University Program Seminar on Production and …, 2011	2011
453	Improvement of ion heat transport on LHD Google Scholar 👨‍🔬 K Nagaoka, M Yokoyama	2010
454	1. はじめに (< 小特集> LHD におけるイオン熱輸送研究の進展) Google Scholar 👨‍🔬 永岡賢一 📚 プラズマ・核融合学会誌 86, 69-70, 2010	2010
455	21pTE-7 NBI 用負イオン源における Cavity Ring-Down Spectroscopy による水素負イオン密度計測 (21pTE 核融合プラズマ (計測・制御技術), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇 … Google Scholar 👨‍🔬 中野治久，津守克嘉，永岡賢一，渋谷真之，池田勝則，長壁正樹，金子修， ... 📚 日本物理学会講演概要集 65.1. 2, 240, 2010	2010
456	20aTJ-2 直線型 ECR プラズマにおける間欠的磁場揺動 (20aTJ プラズマ基礎 (波動・加熱・不安定性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 古田和也，金本圭右，中野治久，永岡賢一，吉村信次，森崎友宏， ... 📚 日本物理学会講演概要集 65.1. 2, 222, 2010	2010
457	21pTE-1 トーラスプラズマのイオン輸送改善の物理: 空間相互作用と輸送の相関 (21pTE 核融合プラズマ (輸送・閉じ込め (3)), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 永岡賢一 📚 日本物理学会講演概要集 65.1. 2, 239, 2010	2010
458	21pTE-2 運動量輸送における非対角項の観測 (21pTE 核融合プラズマ (輸送・閉じ込め (3)), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 居田克巳，吉沼幹朗，永岡賢一，長壁正樹，森田繁，後藤基志，横山雅之 📚 日本物理学会講演概要集 65.1. 2, 239, 2010	2010
459	25pQJ-15 NBI 用 H-イオン源における引出界面近傍の H-の振る舞い (25pQJ 核融合プラズマ (原子過程・分光・診断法), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 中野治久，津守克嘉，永岡賢一，渋谷真之，池田勝則，木崎雅志， ... 📚 日本物理学会講演概要集 65.2. 2, 204, 2010	2010
460	24pQJ-3 イオン ITB プラズマにおける熱・運動量輸送特性 (24pQJ 核融合プラズマ (輸送・閉じ込め (2)/揺動・乱流特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 永岡賢一，居田克巳，吉沼幹朗，横山雅之，竹入康彦，森田繁，田中謙治， ... 📚 日本物理学会講演概要集 65.2. 2, 188, 2010	2010
461	Measurement of stable low-n toroidal Alfven Eigenmodes by application of Magnetic perturbations in the compact helical system Google Scholar 👨‍🔬 T Ito, G Matsunaga, DA Spong, K Toi, M Isobe, T Akiyama, A Shimizu, ... 📚 Energetic Particles in Magnetic Confinement Systems. 11th IAEA TM-20th …, 2009	2009
462	Possibility of excitation of Alfvén eigenmodes by energetic ions near the plasma edge in the Compact Helical System Google Scholar 👨‍🔬 T Ito, K Toi, G Matsunaga, M ISOBE, T AKIYAMA, T MINAMI, K NAGAOKA 📚 Proceedings of the 14th international congress on plasma physics, Part 2 …, 2009	2009
463	Observation of fast ion response to MHD activities in Heliotron J Google Scholar 👨‍🔬 K Nagaoka, S Kobayashi, K Hosaka, S YAMAMOTO, T MIZUUCHI, ... 📚 Proceedings of the 14th international congress on plasma physics, Part 2 …, 2009	2009
464	Asymmetric Ion Velocity Distribution Functions in an Inhomogeneous Plasma Google Scholar 👨‍🔬 S Yoshimura, K Nagaoka, T Morisaki, A Okamoto, M Aramaki, K Ogiwara, ... 📚 Annual Report of National Institute for Fusion Science, 422, 2009	2009
465	HIBP as a tool to study the Alfvén Eigenmodes in toroidal plasmas Google Scholar 👨‍🔬 AV Melnikov, LG Eliseev, LI Krupnik, R Jimenéz, E Ascasibar, C Hidalgo, ... 📚 11th IAEA TM “Energetic particles in magnetic confinement systems”(Kiev, 21 …, 2009	2009
466	Configuration effect on energetic particle and thermal energy confinement in NBI plasmas of Heliotron J Google Scholar 👨‍🔬 S Kobayashi, T Mizuuchi, K Nagasaki, H Okada, K Kondo, S Yamamoto, ... 📚 ITC18: 18th international Toki conference. Development of physics and …, 2009	2009
467	30pSA-5 磁場閉じ込めプラズマにおける不純物ホールの観測 (30pSA プラズマ宇宙物理 (乱流, 輪送, 非線形現象), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 居田克巳，吉沼幹郎，長壁正樹，永岡賢一，鈴木千尋，田村直樹 📚 日本物理学会講演概要集 64.1. 2, 252, 2009	2009
468	27pXE-13 NBI 加熱プラズマのイオン輸送特性 (27pXE 核融合プラズマ (輸送・閉じ込め 1), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)) Google Scholar 👨‍🔬 永岡賢一，吉沼幹朗，横山雅之，居田克巳，竹入康彦，船場久芳，森田繁， ... 📚 日本物理学会講演概要集 64.1. 2, 209, 2009	2009
469	27pYP-4 ヘリカルとトカマクプラズマにおけるイオンの内部輸送障壁のダイナミクス (核融合プラズマ (磁場)(輸送・閉じ込め 2), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 居田克巳，坂本宜照，吉沼幹朗，永岡賢一，横山雅之，鈴木隆博， ... 📚 日本物理学会講演概要集 64.2. 2, 139, 2009	2009
470	27pYP-6 40keV 垂直 NBI 単独生成プラズマの特性 (核融合プラズマ (磁場)(輸送・閉じ込め 2), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 森田繁，後藤基志，長壁正樹，津守克嘉，永岡賢一，竹入康彦，池田勝則， ... 📚 日本物理学会講演概要集 64.2. 2, 140, 2009	2009
471	28aYL-8 密度不均一プラズマにおける非対称なイオン速度分布関数の LIF 観測 (プラズマ基礎 (波動・加熱・不安定性・輸送・閉じ込め特性), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇 … Google Scholar 👨‍🔬 吉村信次，萩原公平，寺坂健一郎，荒巻光利，永岡賢一，田中雅慶 📚 日本物理学会講演概要集 64.2. 2, 143, 2009	2009
472	26aYP-3 複合型方向性プローブを用いた高速イオン計測 (核融合プラズマ (磁場)(輸送・閉じ込め 1), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 永岡賢一，長壁正樹，渡邊清政，磯部光孝，小川国大，東井和夫， ... 📚 日本物理学会講演概要集 64.2. 2, 118, 2009	2009
473	27pYP-5 LHD における高イオン温度プラズマ中の鉄不純物輸送解析 (核融合プラズマ (磁場)(輸送・閉じ込め 2), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 舟場久芳，佐藤国憲，居田克巳，吉沼幹朗，山田一博，成原一途， ... 📚 日本物理学会講演概要集 64.2. 2, 140, 2009	2009
474	Characteristics of high-ion-temperature plasmas heated by neutral beams in the Large Helical Device Google Scholar 👨‍🔬 K Nagaoka, M Yokoyama, Y Takeiri 📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2008	2008
475	Beamlet monitoring on the beam accelerator with multi-slot grounded grid for LHD-NBI Google Scholar 👨‍🔬 K Tsumori, K Nagaoka, M Osakabe, K Ikeda, Y Takeiri, Y Oka, O Kaneko, ... 📚 Joint conference of 17th international Toki conference on physics of flows …, 2008	2008
476	Effect of bumpy magnetic field on energy confinement in NBI plasmas of Heliotron J Google Scholar 👨‍🔬 S Kobayashi, T Mizuuchi, K Nagasaki 📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2008	2008
477	Energetic-particle modes driven by supra-thermal electrons in second harmonic ECRH plasmas of the Compact Helical System Google Scholar 👨‍🔬 M Isobe, K Toi, Y Yoshimura, A Shimizu, Y Todo, K Ida, C Suzuki, ... 📚 35th European Physical Society Conference on Plasma Physics, EPS 2008 …, 2008	2008
478	MHD activity in TJ-II Google Scholar 👨‍🔬 R Jiménez-Gómez, E Ascasíbar, S Yamamoto, G Motojima, K Nagaoka, ... 📚 Joint conference of 17th international Toki conference on physics of flows …, 2008	2008
479	Polarity of Alfven Eigenmode Anomalous Transport of Fast Ions on LHD Google Scholar 👨‍🔬 K Nagaoka, M Osakabe, M Isobe, K Toi, K Ogawa, M Nishiura, ... 📚 Annual Report of National Institute for Fusion Science, 74, 2008	2008
480	Study of Anomalous Transport of Fast Ions Induced by Interaction with AEs Using Hybrid Directional Langmuir Probe (HDLP) Google Scholar 👨‍🔬 K Nagaoka, M Osakabe, KY Watanabe 📚 Annual Report of National Institute for Fusion Science, 82, 2008	2008
481	Measurement of Re-Entering Fast Ion Flux at Outboard Side of LHD Plasmas Google Scholar 👨‍🔬 K Nagaoka, KY Watanabe, M Osakabe, R Seki 📚 Annual Report of National Institute for Fusion Science, 80, 2008	2008
482	The development of potential measurements with 6 MeV Heavy Ion Beam Probe on LHD Google Scholar 👨‍🔬 A Shimizu, T Ido, M Nishiura, H Nakano, S Ohshima, I Yamada, ... 📚 Joint conference of 17th international Toki conference on physics of flows …, 2008	2008
483	Recent development in the operational regime of large helical device toward a steady-state helical fusion reactor Google Scholar 👨‍🔬 Y Takeiri, A Komori, H Yamada, K Kawahata, T Mutoh, N Ohyabu, ... 📚 interaction 4, 5, 2008	2008
484	The neoclassical plasma viscosity analyses relevant to high-ion-temperature plasmas in the Large Helical Device (LHD) Google Scholar 👨‍🔬 M Yokoyama, O Yamagishi, K Ida, M Yoshinuma, Y Takeiri, S Morita, ... 📚 Joint conference of 17th international Toki conference on physics of flows …, 2008	2008
485	Spectroscopic observations of beam and source plasma light and testing Cs-deposition monitor in the large area negative ion source for LHD-NBI Google Scholar 👨‍🔬 Y Oka, K Tsumori, K Ikeda, O Kaneko, K Nagaoka, M Osakabe, Y Takeiri, ... 📚 Review of Scientific Instruments 79 (2), 2008	2008
486	23aQE-11 LHD における高イオン温度水素プラズマの輸送特性 (核融合プラズマ (輸送・閉じ込め特性), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 横山雅之，松岡清吉，山岸統，舟場久芳，居田克巳，吉沼幹朗，竹入康彦， ... 📚 日本物理学会講演概要集 63.1. 2, 211, 2008	2008
487	26pQF-4 CHS における外部磁場摂動印加によるアルヴェン固有モードの能動的計測 (核融合プラズマ (波動・高速イオン), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 伊藤隆文，東井和夫，松永剛，磯部光孝，永岡賢一，秋山毅志，南貴司 📚 日本物理学会講演概要集 63.1. 2, 258, 2008	2008
488	26pQF-5 高速イオン励起 MHD 揺動による高速イオン異常輸送特性 (核融合プラズマ (波動・高速イオン), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 永岡賢一，磯部光孝，東井和夫，藤堂泰，長壁正樹，藤澤彰英，清水昭博， ... 📚 日本物理学会講演概要集 63.1. 2, 258, 2008	2008
489	23pQF-12 CHS における帯状流的揺動の背景乱流および ETB 形成への影響の解明 (核融合プラズマ (帯状流・GAM), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理) Google Scholar 👨‍🔬 竹内正樹，東井和夫，秋山毅志，磯部光孝，南貴司，永岡賢一，西村伸， ... 📚 日本物理学会講演概要集 63.1. 2, 224, 2008	2008
490	Development of the drive system for the reentry high-speed ion probe in LHD Google Scholar 👨‍🔬 M Sato, K Nagaoka	2008
491	Excitation of stable Alfven eigenmodes by application of alternating magnetic field perturbations in the compact helical system Google Scholar 👨‍🔬 T Ito, K Toi, G Matsunaga, M Isobe, K Nagaoka, T Akiyama, T Minami 📚 Plasma and Fusion Research 3, 033-033, 2008	2008
492	4.2 高速イオン励起 MHD 不安定性とそれらによる高速イオン輸送 (4. 燃焼プラズマの物理, プラズマ燃焼実験のための先進計測) Google Scholar 👨‍🔬 東井和夫，武智学，大舘暁 📚 プラズマ・核融合学会誌= Journal of plasma and fusion research/プラズマ・核融合学 …, 2007	2007
493	Improved confinement and related physics study in the compact helical system Google Scholar 👨‍🔬 S Okamura, T Akiyama, A Fujisawa, K Ida, H Iguchi, M Isobe, S Kado, ... 📚 Fusion science and technology 51 (1), 46-53, 2007	2007
494	Physical Society of Japan: Award for Academic Papers on Physics Google Scholar 👨‍🔬 A Fujisawa, A Shimizu, H Nakano, S Ohshima, K Itoh, Y Nagashima, ... 📚 J. Phys. Soc. Jpn 76, 033501, 2007	2007
495	Measurement of relative flux of fractional-energy emissions using beam emission diagnostic Google Scholar 👨‍🔬 K Ikeda, K Nagaoka, M Osakabe, Y Takeiri, O Kaneko, Y Oka, K Tsumori, ... 📚 Fusion science and technology 51 (2T), 286-288, 2007	2007
496	20pQA-7 CHS における高速カメラを用いた損失イオン計測 (核融合プラズマ (磁場閉じ込め核融合 (波動・加熱・不安定性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理) Google Scholar 👨‍🔬 篠原孝司，磯部光孝，清水昭博，永岡賢一，岡村昇一 📚 日本物理学会講演概要集 62.1. 2, 218, 2007	2007
497	19pQA-7 CHS プラズマのリヒートモードにおける不純物の挙動と放射計測器の特性 (核融合プラズマ (磁場閉じ込め核融合 (原子過程・分光・診断法)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理) Google Scholar 👨‍🔬 鈴木千尋，秋山毅志，磯部光孝，居田克巳，岡村昇一，清水昭博， ... 📚 日本物理学会講演概要集 62.1. 2, 201, 2007	2007
498	20pQA-5 CHS と LHD における外部高周波磁場摂動の印加によるアルヴェン固有モード励起実験 (核融合プラズマ (磁場閉じ込め核融合 (波動・加熱・不安定性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射 … Google Scholar 👨‍🔬 伊藤隆文，東井和夫，磯部光孝，永岡賢一，渡辺文武，大舘暁，松永剛 📚 日本物理学会講演概要集 62.1. 2, 217, 2007	2007
499	18pQA-6 CHS バーストの HIBP による時空間構造観測 (核融合プラズマ (磁場閉じ込め核融合 (輸送・閉じ込め特性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理) Google Scholar 👨‍🔬 大島慎介，藤澤彰英，清水昭博，中野治久，吉村泰夫，永岡賢一，南貴司， ... 📚 日本物理学会講演概要集 62.1. 2, 185, 2007	2007
500	21aQC-6 CHS における Cotton-Mouton 効果を利用した電子密度計測 (核融合プラズマ (燃焼プラズマ診断法), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理) Google Scholar 👨‍🔬 秋山毅志，川端一男，伊藤康彦，岡島茂樹，中山和也，岡村昇一， ... 📚 日本物理学会講演概要集 62.1. 2, 230, 2007	2007

1

Identification of zonal flows in a toroidal plasma

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👨‍🔬 A Fujisawa, K Itoh, H Iguchi, K Matsuoka, S Okamura, A Shimizu, ...

📚 Physical review letters 93 (16), 165002, 2004

2004

2

Recent advances in the LHD experiment

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👨‍🔬 O Motojima, N Ohyabu, A Komori, O Kaneko, H Yamada, K Kawahata, ...

📚 Nuclear fusion 43 (12), 1674-1683, 2003

2003

3

Extension of the operational regime of the LHD towards a deuterium experiment

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👨‍🔬 Y Takeiri, T Morisaki, M Osakabe, M Yokoyama, S Sakakibara, ...

📚 Nuclear Fusion 57 (10), 102023, 2017

2017

4

High-power and long-pulse injection with negative-ion-based neutral beam injectors in the Large Helical Device

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👨‍🔬 Y Takeiri, O Kaneko, K Tsumori, Y Oka, K Ikeda, M Osakabe, K Nagaoka, ...

📚 Nuclear fusion 46 (6), S199-S210, 2006

2006

5

Charge-exchange spectroscopy with pitch-controlled double-slit fiber bundle on LHD

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👨‍🔬 M Yoshinuma, K Ida, M Yokoyama, M Osakabe, K Nagaoka

📚 Fusion Science and Technology 58 (1), 375-382, 2010

2010

6

Experimental observations of enhanced radial transport of energetic particles with Alfvén eigenmode on the LHD

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👨‍🔬 M Osakabe, S Yamamoto, K Toi, Y Takeiri, S Sakakibara, K Nagaoka, ...

📚 Nuclear fusion 46 (10), S911-S917, 2006

2006

7

Observation of an impurity hole in a plasma with an ion internal transport barrier in the Large Helical Device

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👨‍🔬 K Ida, M Yoshinuma, M Osakabe, K Nagaoka, M Yokoyama, H Funaba, ...

📚 Physics of Plasmas 16 (5), 2009

2009

8

Current status of large helical device and its prospect for deuterium experiment

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👨‍🔬 M Osakabe, Y Takeiri, T Morisaki, G Motojima, K Ogawa, M Isobe, ...

📚 Fusion Science and Technology 72 (3), 199-210, 2017

2017

9

High performance of neutral beam injectors for extension of LHD operational regime

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👨‍🔬 Y Takeiri, O Kaneko, K Tsumori, M Osakabe, K Ikeda, K Nagaoka, ...

📚 Fusion Science and Technology 58 (1), 482-488, 2010

2010

10

Observation of an impurity hole in the large helical device

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👨‍🔬 M Yoshinuma, K Ida, M Yokoyama, M Osakabe, K Nagaoka, S Morita, ...

📚 Nuclear Fusion 49 (6), 062002, 2009

2009

11

MHD instabilities and their effects on plasma confinement in Large Helical Device plasmas

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👨‍🔬 K Toi, S Ohdachi, S Yamamoto, N Nakajima, S Sakakibara, KY Watanabe, ...

📚 Nuclear fusion 44 (2), 217-225, 2004

2004

12

Development of net-current free heliotron plasmas in the Large Helical Device

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👨‍🔬 A Komori, H Yamada, S Sakakibara, O Kaneko, K Kawahata, T Mutoh, ...

📚 Nuclear fusion 49 (10), 104015, 2009

2009

13

Formation of electron internal transport barrier and achievement of high ion temperature in Large Helical Device

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👨‍🔬 Y Takeiri, T Shimozuma, S Kubo, S Morita, M Osakabe, O Kaneko, ...

📚 Physics of Plasmas 10 (5), 1788-1795, 2003

2003

14

Internal measurements of Alfvén eigenmodes with heavy ion beam probing in toroidal plasmas

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👨‍🔬 AV Melnikov, LG Eliseev, R Jiménez-Gómez, E Ascasibar, C Hidalgo, ...

📚 Nuclear Fusion 50 (8), 084023, 2010

2010

15

Experimental observation of a tripolar vortex in a plasma

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👨‍🔬 A Okamoto, K Hara, K Nagaoka, S Yoshimura, J Vranješ, M Kono, ...

📚 Physics of plasmas 10 (6), 2211-2216, 2003

2003

16

Spontaneous toroidal rotation driven by the off-diagonal term of momentum and heat transport in the plasma with the ion internal transport barrier in LHD

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👨‍🔬 K Ida, M Yoshinuma, K Nagaoka, M Osakabe, S Morita, M Goto, ...

📚 Nuclear Fusion 50 (6), 064007, 2010

2010

17

Plasma flow measurement using directional Langmuir probe under weakly ion-magnetized conditions

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👨‍🔬 K Nagaoka, A Okamoto, S Yoshimura, MY Tanaka

📚 Journal of the Physical Society of Japan 70 (1), 131-137, 2001

2001

18

Spatial distribution of the charged particles and potentials during beam extraction in a negative-ion source

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👨‍🔬 K Tsumori, H Nakano, M Kisaki, K Ikeda, K Nagaoka, M Osakabe, ...

📚 Review of Scientific Instruments 83 (2), 2012

2012

19

Resistive interchange modes destabilized by helically trapped energetic ions in a helical plasma

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👨‍🔬 XD Du, K Toi, M Osakabe, S Ohdachi, T Ido, K Tanaka, M Yokoyama, ...

📚 Physical review letters 114 (15), 155003, 2015

2015

20

Spontaneous formation of a plasma hole in a rotating magnetized plasma: A giant burgers vortex in a compressible fluid

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👨‍🔬 K Nagaoka, A Okamoto, S Yoshimura, M Kono, MY Tanaka

📚 Physical review letters 89 (7), 075001, 2002

2002

21

Realization of high Ti plasmas and confinement characteristics of ITB plasmas in the LHD deuterium experiments

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👨‍🔬 H Takahashi, K Nagaoka, K Mukai, M Yokoyama, S Murakami, S Ohdachi, ...

📚 Nuclear Fusion 58 (10), 106028, 2018

2018

22

Development and application of a ray-tracing code integrating with 3D equilibrium mapping in LHD ECH experiments

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👨‍🔬 T Ii Tsujimura, S Kubo, H Takahashi, R Makino, R Seki, Y Yoshimura, ...

📚 Nuclear Fusion 55 (12), 123019, 2015

2015

23

Local island divertor experiments on LHD

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👨‍🔬 T Morisaki, S Masuzaki, A Komori, N Ohyabu, M Kobayashi, Y Feng, ...

📚 Journal of nuclear materials 337, 154-160, 2005

2005

24

Observation of reversed-shear Alfvén eigenmodes excited by energetic ions in a helical plasma

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👨‍🔬 K Toi, F Watanabe, T Tokuzawa, K Ida, S Morita, T Ido, A Shimizu, M Isobe, ...

📚 Physical review letters 105 (14), 145003, 2010

2010

25

Experimental evidence of a zonal magnetic field in a toroidal plasma

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👨‍🔬 A Fujisawa, K Itoh, A Shimizu, H Nakano, S Ohshima, H Iguchi, ...

📚 Physical review letters 98 (16), 165001, 2007

2007

26

Alfvén eigenmode properties and dynamics in the TJ-II stellarator

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👨‍🔬 AV Melnikov, LG Eliseev, E Ascasibar, AA Chmyga, C Hidalgo, T Ido, ...

📚 Nuclear Fusion 52 (12), 123004, 2012

2012

27

Plasma performance and impurity behaviour in long pulse discharges on LHD

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👨‍🔬 Y Nakamura, Y Takeiri, R Kumazawa, M Osakabe, T Seki, BJ Peterson, ...

📚 Nuclear fusion 43 (4), 219-227, 2003

2003

28

Mitigation of NBI-driven Alfvén eigenmodes by electron cyclotron heating in the TJ-II stellarator

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📚 Nuclear Fusion 64 (11), 112009, 2024

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High ion temperature plasmas using an ICRF wall-conditioning technique in the Large Helical Device

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📚 Plasma and Fusion Research 9, 1402050-1402050, 2014

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Improvement of plasma performance using carbon pellet injection in Large Helical Device

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📚 Plasma Science and Technology 13 (3), 290-296, 2011

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Zonal flow driven by energetic particle during magneto-hydro-dynamic burst in a toroidal plasma

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📚 Plasma Physics and Controlled Fusion 49 (11), 1945-1952, 2007

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Energetic ion measurements using a directional probe

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📚 Plasma and Fusion Research 1, 005-005, 2006

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Electron ITB Formation with Combination of NBI and ECH in LHD

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📚 Fusion science and technology 46 (1), 106-114, 2004

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Confinement characteristics of high-energy ions produced by ICRF heating in the large helical device

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📚 Plasma physics and controlled fusion 45 (6), 1037-1050, 2003

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Carbon impurities behavior and its impact on ion thermal confinement in high-ion-temperature deuterium discharges on the Large Helical Device

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📚 Plasma Physics and Controlled Fusion 60 (7), 074005, 2018

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Abrupt reversal of convective flow of carbon impurity during impurity-hole formation on the LHD

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📚 Nuclear Fusion 55 (8), 083017, 2015

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Effect of the RF wall conditioning on the high performance plasmas in the Large Helical Device

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📚 Journal of Nuclear Materials 463, 1100-1103, 2015

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Effect of Energetic‐Ion‐Driven MHD Instabilities on Energetic‐Ion‐Transport in Compact Helical System and Large Helical Device

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📚 Contributions to Plasma Physics 50 (6‐7), 540-545, 2010

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Isotope effects in self-organization of internal transport barrier and concomitant edge confinement degradation in steady-state LHD plasmas

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📚 Scientific reports 9 (1), 15913, 2019

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Response of H− ions to extraction field in a negative hydrogen ion source

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📚 Fusion Engineering and Design 123, 481-484, 2017

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10 years of engineering and physics achievements by the Large Helical Device project

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📚 Fusion engineering and design 84 (2-6), 186-193, 2009

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Exploration of spontaneous vortex formation and intermittent behavior in ECR plasmas: The HYPER-I experiments

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📚 Journal of Plasma Physics 81 (2), 345810204, 2015

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Visualization of H− dynamics in extraction region of negative-ion source by Hα imaging spectroscopy

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📚 Plasma and Fusion Research 8, 1301036-1301036, 2013

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Measurement of Electron Density near Plasma Grid of Large‐scaled Negative Ion Source by Means of Millimeter‐Wave Interferometer

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📚 AIP Conference Proceedings 1390 (1), 374-380, 2011

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Optimization of electron cyclotron current drive in the magnetic field configuration of CHS

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📚 Fusion science and technology 53 (1), 54-61, 2008

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Reheat mode discharges in search of attainable high stored energy and density limit of compact helical system

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📚 Fusion science and technology 50 (2), 229-235, 2006

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Studies of source for large helical device-neutral beam injector

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📚 Review of scientific instruments 75 (5), 1803-1808, 2004

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High power heating and steady state operation in the Large Helical Device

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📚 Fusion Science and Technology 68 (2), 216-224, 2015

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Polar distribution of ions and electrons in extraction region of a large-scaled caesium seeded ion source

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📚 AIP Conference Proceedings 1515 (1), 149-156, 2013

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Analysis of the ECH effect on EPM/AE stability in Heliotron J plasma using a Landau closure model

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📚 Nuclear Fusion 63 (2), 026009, 2023

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Physics-based investigation of negative ion behavior in a negative-ion-rich plasma using integrated diagnostics

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📚 AIP Conference Proceedings 1869 (1), 030001, 2017

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Laser photodetachment diagnostics of a 1/3-size negative hydrogen ion source for NBI

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📚 AIP Conference Proceedings 1655 (1), 040014, 2015

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3-D effects on viscosity and generation of toroidal and poloidal flows in LHD

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📚 Physics of Plasmas 20 (5), 2013

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Progress in Steady-State Plasma Operation Using ICRF Heating on LHD

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📚 Fusion Science and Technology 58 (1), 524-529, 2010

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Ion internal transport barrier in the large helical device

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📚 Contributions to Plasma Physics 50 (6‐7), 558-561, 2010

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OXB heating of overdense plasmas by 54.5 GHz electron cyclotron waves in CHS

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📚 Plasma and Fusion Research 1, 029-029, 2006

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Characteristics of long-pulse negative-ion source in the neutral beam injector of Large Helical Device

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📚 Review of scientific instruments 77 (3), 2006

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Design and initial operation of lost fast-ion probe based on thin Faraday films in CHS

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📚 Review of scientific instruments 77 (10), 2006

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Development of a dual beamlet monitor system for negative ion beam measurements

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📚 Review of Scientific Instruments 89 (12), 2018

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Study of back streaming ion using a slot-type grounded grid in hydrogen negative-ion source

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📚 AIP Conference Proceedings 1869 (1), 050004, 2017

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Research progress on ionic plasmas generated in an intense hydrogen negative ion source

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📚 AIP conference proceedings 1655 (1), 060004, 2015

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Hydrogen atom temperature measured with wavelength-modulated laser absorption spectroscopy in large scale filament arc negative hydrogen ion source

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📚 AIP Conference Proceedings 1655 (1), 020018, 2015

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Integrated particle transport simulation of NBI plasmas in LHD

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📚 Plasma and Fusion Research 10, 3403048-3403048, 2015

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Electron density measurement of cesium seeded negative ion source by surface wave probe

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📚 Review of Scientific Instruments 83 (2), 2012

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Plasma potential profiles and oscillations in ECRH and NBI plasmas in the TJ-II stellarator

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📚 Proc. 37th EPS Conf. on Plasma Physics 34, P-1.066, 2010

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Recent Progress in the Negative‐Ion‐Based Neutral Beam Injectors in Large Helical Device

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📚 AIP Conference Proceedings 1097 (1), 470-479, 2009

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Study of an edge transport barrier by Langmuir probes in the compact helical system

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📚 Plasma physics and controlled fusion 48 (5A), A277-A283, 2006

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Response of beam focusing to plasma fluctuation in a filament-arc-type negative ion source

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📚 Japanese Journal of Applied Physics 59 (SH), SHHA01, 2020

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Development of the heating scenarios to achieve high-ion temperature plasma in the large helical device

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📚 Plasma and Fusion Research 10, 1402001-1402001, 2015

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Potential measurement with the 6-MeV heavy ion beam probe of LHD

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📚 Plasma and Fusion Research 5, S1015-S1015, 2010

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Ion heating experiments and improvement of ion heat transport in LHD

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📚 Fusion Science and Technology 58 (1), 46-52, 2010

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Improvement of Plasma Core Confinement Via Electron-Root Realization by Strongly Focused ECRH in LHD: Core Electron-Root Confinement

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📚 Fusion Science and Technology 58 (1), 38-45, 2010

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Characteristics of high density edge transport barrier with reheat mode on CHS

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📚 Journal of Physics: Conference Series 123 (1), 012006, 2008

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Increase of central ion temperature after carbon pellet injection in Ne-seeded NBI discharges of LHD

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📚 Journal of Plasma and Fusion Research 79 (7), 641-642, 2003

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Nonuniform plasma meniscus modelling based on backward calculation of negative ion beamlet

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📚 Nuclear Fusion 62 (10), 106031, 2022

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Improvement of accelerator of negative ion source on the Large Helical Device

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📚 Review of Scientific Instruments 85 (2), 2014

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Observation of a new energy channel from energetic particles to bulk ions through geodesic acoustic mode

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Stability of High Power Beam Injection in Negative‐Ion‐Based LHD‐NBI

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📚 AIP Conference Proceedings 1390 (1), 517-525, 2011

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Considerations from the viewpoint of neoclassical transport towards higher ion temperature heliotron plasmas

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📚 Contributions to Plasma Physics 50 (6‐7), 586-589, 2010

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Recent progress of neutral beam injector and beam emission diagnosis in LHD

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📚 Plasma Science and Technology 11 (4), 452-455, 2009

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Alfven eigenmodes and geodesic acoustic modes driven by energetic ions in an LHD plasma with non-monotonic rotational transform profile

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Optical measurement of Cs distribution in the large negative ion source

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📚 Review of Scientific Instruments 79 (2), 2008

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Observation of toroidal flow on LHD

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📚 Plasma and Fusion Research 3, S1014-S1014, 2008

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Calibrations of fast ion flux measurement using a hybrid directional probe

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📚 Plasma and Fusion Research 2, S1092-S1092, 2007

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Experimental observations of OXB heating of overdense plasmas in CHS

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📚 Fusion science and technology 52 (2), 216-220, 2007

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Electron Bernstein wave heating through slow XB mode conversion in CHS

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📚 Plasma and Fusion Research 1, 053-053, 2006

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Characteristics of second harmonic ECCD on CHS

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📚 Journal of the Korean Physical Society 49 (SUPPL. 1), S197-S200, 2006

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184

Study of the dynamics of convective turbulence in the solar granulation by spectral line broadening and asymmetry

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📚 The Astrophysical Journal 890 (2), 138, 2020

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Deuterium experiment with large-scale negative ion source for large helical device

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📚 Japanese Journal of Applied Physics 59 (SH), SHHC09, 2020

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Definition of the profile gain factor and its application for internal transport barrier analysis in torus plasmas

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📚 Plasma Physics and Controlled Fusion 61 (8), 085005, 2019

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Demonstration of beam optics optimization using plasma grid bias in a negative ion source

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📚 Plasma and Fusion Research 13, 1205110-1205110, 2018

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Characteristics of 80 keV positive ion source for Large Helical Device

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📚 Review of Scientific Instruments 81 (2), 2010

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Plasma initiation by neutral beam injection

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📚 Fusion Science and Technology 58 (1), 497-503, 2010

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Evaluation of fast-ion confinement using a radially injected neutral beam in the LHD

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📚 Plasma and Fusion Research 5, S2042-S2042, 2010

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Excitation of stable Alfvén eigenmodes by application of alternating magnetic field perturbations in the Compact Helical System

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📚 Physics of Plasmas 16 (9), 2009

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Observation of radial phase shift of the edge harmonic oscillation in the edge transport barrier discharges in the Compact Helical System using beam emission spectroscopy

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📚 Physics of plasmas 13 (10), 104504, 2006

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Observation of plasma hole in a rotating plasma

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📚 Potential and structure in plasmas: ITC-11 Proceedings, 359-362, 2001

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194

Direct observation of the non-locality of non-diffusive counter-gradient electron thermal transport during the formation of hollow electron-temperature profiles in the Large …

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📚 Physics of Plasmas 29 (3), 2022

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Spatiotemporal oscillation of an ion beam extracted from a potential-oscillating plasma source

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📚 New Journal of Physics 21 (9), 093043, 2019

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A comprehensive study on impurity behavior in LHD long pulse discharges

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📚 Nuclear Materials and Energy 12, 124-132, 2017

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Spatial distributions of charged particles and plasma potential before and during beam extraction in a negative hydrogen ion source for NBI

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📚 Plasma and Fusion Research 10, 3405016-3405016, 2015

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Heat flux and plasma flow in the far scrape-off layer of the inboard poloidal field null configuration in QUEST

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📚 Physics of Plasmas 22 (8), 2015

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A new deduction method of heat flux evolution from thermal probe data

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📚 Contributions to Plasma Physics 54 (3), 285-290, 2014

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Measurement of divertor heat flux at the end-cell of GAMMA 10

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📚 Fusion Science and Technology 63 (1T), 180-183, 2013

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Parameter regime of ion internal transport barrier formation in the large helical device

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📚 Plasma and Fusion Research 5, S2029-S2029, 2010

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Fast ion measurement using a hybrid directional probe in the large helical device

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📚 Review of Scientific Instruments 79 (10), 2008

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A simultaneous spectroscopic measurement of the global and edge local structures in the ion temperature and plasma rotation profiles in the compact helical system

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📚 Plasma and Fusion Research 2, 037-037, 2007

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Correction of Beam Distortion in Negative Hydrogen Ion Source with Multi‐Slot Grounded Grid

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📚 AIP Conference Proceedings 763 (1), 35-46, 2005

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📚 IEEE Transactions on Plasma Science 33 (2), 454-455, 2005

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Formation of neoclassical internal transport barriers under various operational regimes on compact helical system

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📚 Plasma physics and controlled fusion 46 (5A), A285-A290, 2004

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Neutral density profile determines the vorticity of ion flow in a charge exchange-dominated plasma

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📚 Journal of Plasma and Fusion Research 78 (11), 1143-1144, 2002

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208

A mechanism of ion temperature peaking by impurity pellet injection in a heliotron plasma

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📚 Plasma Physics and Controlled Fusion 62 (7), 075008, 2020

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Upgraded millimeter-wave interferometer for measuring the electron density during the beam extraction in the negative ion source

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📚 Review of Scientific Instruments 87 (11), 2016

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Electron Cyclotron/Bernstein Wave Heating and Current Drive Experiments using Phased‐array Antenna in QUEST

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📚 AIP Conference Proceedings 1406 (1), 473-476, 2011

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Spontaneous toroidal flow and impurity hole in the high ion temperature plasma on LHD

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📚 Fusion Science and Technology 58 (1), 103-112, 2010

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Nonlinear interaction between alfvén eigenmode and geodesic acoustic mode excited by energetic ions in the large helical device

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📚 35th EPS Conference on Plasma Physics 2008, EPS 2008-Europhysics Conference …, 2008

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Neoclassical transport properties in high-ion-temperature hydrogen plasmas in the Large Helical Device (LHD)

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📚 Plasma and Fusion Research 3, S1056-S1056, 2008

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Simultaneous measurements of proton ratio and beam divergence of positive-ion-based neutral beam in the Large Helical Device

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📚 Plasma and Fusion Research 2, S1051-S1051, 2007

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Status of Negative‐Ion‐Based Neutral Beam Injectors in LHD

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📚 AIP Conference Proceedings 763 (1), 17-27, 2005

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Energy and pitch angle-resolved measurements of escaping helically trapped energetic ions at the small major radius side of the compact helical system

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📚 Journal of Instrumentation 19 (11), P11002, 2024

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Shear flows induced by AE/EPM in LHD plasma

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👨‍🔬 J Varela, C Hidalgo, T Tokuzawa, K Nagaoka, K Nagasaki, S Ohdachi, ...

📚 7th Asia-Pacific Conference on Plasma Physics; 2023 Nov 12-17; Nagoya, Japan, 2023

2023

312

Beam instability in the vicinity of beam extraction region of negative ion source

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📚 Journal of Physics: Conference Series 2244 (1), 012043, 2022

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313

Initial Results of Hydrogen and Deuterium Beam Ion Simultaneous Transport due to Toroidal Alfvén Eigenmode in the Large Helical Device

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👨‍🔬 S Kamio, Y Fujiwara, K Ogawa, R Seki, K Nagaoka, H Nuga, ...

📚 Plasma and Fusion Research 16, 2402044-2402044, 2021

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314

Performance integration of high temperature plasmas in the LHD deuterium operation

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👨‍🔬 H Takahashi

📚 (FEC 2020), EX/6-4, 2020

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315

Characteristics comparison of negative ion density between negative ion sources at NIFS and IPP

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📚 18th International Conference on Ion Sources (ICIS 2019), 2019

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Stabilization of the Helically Trapped Energetic Ions Driven Resistive Interchange Mode by On-Axis Electron-Cyclotron Heating in a Helical Plasma

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👨‍🔬 XD Du, S Ohdachi, M Osakabe, T Seki, T Ozaki, M Goto, K Nagaoka, ...

📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018

2018

317

Effect of electron cyclotron current drive on the ion temperature in the plasma core region of the large helical device

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👨‍🔬 Y Yoshimura, A Ejiri, R Seki, R Sakamoto, K Nagaoka, T Shimozuma, ...

📚 Plasma and Fusion Research 13, 1402124-1402124, 2018

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318

Caesiated H- source operation with helium

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👨‍🔬 K Tsumori, M Wada, H Nakano, M Kisaki, K Ikeda, Y Haba, K Nagaoka, ...

📚 AIP Conference Proceedings 2052 (1), 040015, 2018

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319

Isotope effects on transport and turbulence in LHD

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📚 21st Int. Stellarator-Heliotron Workshop, P2-46, 2017

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Progress of experimental study on negative ion production and extraction

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📚 Proceedings of 26th IAEA Fusion Energy Conference, CN234/FIP/1-4, Kyoto …, 2016

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321

First observation of fishbone-like modes driven by helical-ripple trapped fast ions on LHD

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📚 Annual Report of National Institute for Fusion Science, 131, 2013

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322

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📚 2013 IEEE 25th Symposium on Fusion Engineering (SOFE), 1-8, 2013

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323

Characteristics of anomalous transport and losses of energetic ions caused by Alfvénic modes in LHD plasmas

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👨‍🔬 M Isobe, K Toi, M Osakabe, K Nagaoka, T Tokuzawa, K Ogawa, ...

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324

LHD におけるイオン熱輸送研究の進展 2. LHD におけるイオン熱輸送改善

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📚 プラズマ・核融合学会誌 86 (2), pp. 71-77, 2010

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Development of the Realtime Monitoring Method for the Divertor Heat Load

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👨‍🔬 H Matsuura, K Nagaoka, T Morisaki, S Masuzaki, M Osakabe

📚 Annual Report of National Institute for Fusion Science, 47, 2010

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326

Progress in impurity-related physics experiments in LHD

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👨‍🔬 S Morita, C Dong, M Goto, M Kobayashi, S Muto, K Yamazaki, ...

📚 Plasma and Fusion Research 5, S2004-S2004, 2010

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Simultaneous realization of a high density edge transport barrier and an improved L-mode on CHS

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👨‍🔬 T Minami, S Okamura, C Suzuki, K Matsuo, T Oishi, T Akiyama, M Isobe, ...

📚 Nuclear fusion 49 (8), 085018, 2009

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328

Radial profile and confinement of energetic particles during NBI and ICRF heating in LHD

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👨‍🔬 S Murakami, M Osakabe, K Ida

2008

329

Progress towards RF heated steady-state plasma operations on LHD by employing ICRF heating methods and improved divertor plates

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📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2008

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330

Oscillatory zonal flows driven by interaction between energetic ions and fishbone-like instability in CHS

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📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2008

2008

331

Observation of the high-density edge transport barrier in CHS using beam emission spectroscopy

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📚 Journal of Physics: Conference Series 123 (1), 012007, 2008

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332

A phenomenological probe model of fast ion measurement using a hybrid directional probe

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📚 Contributions to Plasma Physics 48 (5‐7), 480-484, 2008

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333

Measurement of 3-D mode structure of the edge harmonic oscillations in CHS using beam emission spectroscopy

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📚 Plasma and Fusion Research 2, S1097-S1097, 2007

2007

334

CHS における高速イオン励起 MHD 不安定性による高エネルギーイオンの異常輸送

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📚 プラズマ・核融合学会誌 83 (7), pp. 628-635, 2007

2007

335

Dependence of electron cyclotron driven current on magnetic field configuration of CHS

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📚 Proc. 14th Joint Workshop Electron Cyclotron Emission and Electron Cyclotron …, 2006

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336

Evidence of OXB Heating in CHS

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📚 power (kW) 400, 600, 2006

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337

Plasma-confinement physics study in compact helical system

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📚 Journal of the Korean Physical Society 49 (SUPPL. 1), S68-S74, 2006

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338

Long pulse plasma discharge experiment by ICRF heating in LHD

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📚 15. international stellarator workshop 2005. IAEA technical meeting on …, 2005

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Edge transport barrier formation and power threshold proper ties in CHS

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📚 32nd European Physical Society Conference on Plasma Physics and Controlled …, 2005

2005

340

Increasing rate of water temperature due to an Ekman layer flow in a heated pot (fluid dynamics in the kitchen)

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👨‍🔬 K Ida, M Yoshinuma, K Nagaoka

📚 American journal of physics 73 (7), 635-638, 2005

2005

341

H-Mode-Like Discharge under the Presence of 1⁄ 1 Rational Surface at Ergodic Layer in LHD

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👨‍🔬 S Morita, T Morisaki, K Tanaka, M Goto, S Masuzaki, M Osakabe, ...

📚 Journal of Plasma and Fusion Research 80 (4), 279-280, 2004

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342

Recent results from LHD experiment with emphasis on relation to theory from experimentalist’s view

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📚 Journal of Plasma and Fusion Research SERIES 6, pp. 51-59, 2004

2004

343

Anti-ExB flow field associated with a vortex formation in a partially ionized plasma

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👨‍🔬 A Okamoto, K Nagaoka, S Yoshimura, J Vranjes, M Kono, S Kado, ...

📚 arXiv preprint physics/0410223, 2004

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344

Heating and Current Drive by N-NBI in JT-60U and LHD

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👨‍🔬 O Kaneko, T Yamamoto, M Akiba, M Hanada, K Ikeda, T Inoue, ...

📚 Fusion science and technology 44 (2), 503-507, 2003

2003

345

Observation of anti-E× B tripolar vortex in a magnetized plasma

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👨‍🔬 A Okamoto, J Vranjes, M Kono, K Nagaoka, S Yoshimura, MY Tanaka

📚 APS Division of Plasma Physics Meeting Abstracts 45, CP1. 051, 2003

2003

346

Potential Structure and Quasi-neutrality Breaking of Plasma Hole

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👨‍🔬 S Yoshimura, K Nagaoka, A Okamoto, K Hara, M Kono, MY Tanaka

📚 Proc. 29th European Phys. Soc. Cof. on Plasma Phys. and Controlled Fusion, P …, 2002

2002

347

Formation of Dissipative Vortex and Anomalous Viscosity in a Rotating Plasma

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👨‍🔬 MY Tanaka, K Nagaoka, A Okamoto, K Hara, S Yoshimura, M Kono

📚 Proc. 29th European Phys. Soc. Cof. on Plasma Phys. and Controlled Fusion, P …, 2002

2002

348

Quasi-neutrality Breaking of a Plasma Hole Structure

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👨‍🔬 S Yoshimura, K Nagaoka, A Okamoto, K Hara, M Kono, MY Tanaka

📚 APS Division of Plasma Physics Meeting Abstracts 44, GP1. 095, 2002

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349

Stationary potential structures in ECR plasma

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👨‍🔬 J Vranjes, A Okamoto, K Nagaoka, S Yoshimura, MY Tanaka, M Kono

📚 Contributed papers-20. SPIG 4-8 September, 571-574, 2000

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350

Analysis of crude drugs by pyrolysis gas chromatography

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👨‍🔬 K Hashimoto, K Nagaoka, T Inoue, Y Sumida, M Takahashi, Y Masada

📚 Journal of High Resolution Chromatography 8 (7), 360-361, 1985

1985

351

The Formic Acid Rearrangement of 3, 4-Dimethyl-1-pentyn-3-ol and 3-Isopropyl-4-methyl-1-pentyn-3-ol

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👨‍🔬 T Takeshima, K Nagaoka, M Yokoyama, S Morita

📚 Bulletin of the Chemical Society of Japan 32 (6), 547-550, 1959

1959

352

Basic research on negative ion source for fusion using FA, RF and hybrid ion sources

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👨‍🔬 H Nakano, K Tsumori, K Nagaoka, K Takahashi, K Ikeda, Y Takeiri, ...

353

Experiments on physics issues in burning plasma: isotope mixing and ion collisionless energy transfer

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👨‍🔬 K Ida, M Yoshinuma, T Kobayashi, K Nagaoka, K Ogawa, T Tokuzawa, ...

📚 Journal of Fusion Energy 45 (1), 30, 2026

2026

354

Analysis of the bursting activity in Large Helical Device plasma with multiple EP populations

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👨‍🔬 J Varela Rodríguez, K Nagaoka, M Matsuoka, H Nuga, R Seki, K Ogawa, ...

📚 Plasma Physics and Controlled Fusion, 2026

2026

355

Recent advances in plasma control and physics research in the Large Helical Device

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👨‍🔬 K Tanaka, K Ida, Y Morishita, H Ohtani, D Medina Roque, T Tokuzawa, ...

📚 Nuclear Fusion 66 (11), 116012, 2026

2026

356

Measurement of x-ray bremsstrahlung radiation from high energy electrons by stochastic acceleration in Heliotron J

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👨‍🔬 R Yamato, S Kobayashi, T Fujita, K Nagaoka, K Nagasaki, S Inagaki, ...

📚 Review of Scientific Instruments 96 (3), 2025

2025

357

Density and space potential measurement through the plasma grid aperture of negative ion source

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👨‍🔬 E Rattanawongnara, H Nakano, K Tsumori, S Yoshimura, K Nagaoka, ...

📚 Journal of Instrumentation 20 (05), P05017, 2025

2025

358

EXPERIMENTAL STUDY ON CONFIGURATION DEPENDENCE OF TURBULENT TRANSPORT ON LHD October 6, 2025

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👨‍🔬 K Nagaoka, RT Ishikawa, S Nishimoto, M Nakata, K Tanaka, M Yokoyama, ...

2025

359

Observation of a Fast-Ion Profile Stiffness Due To the Alfvén Eigenmode

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👨‍🔬 S Kamio, Y Fujiwara, K Nagaoka, H Nuga, H Yamaguchi, R Seki, ...

📚 Journal of Fusion Energy 44 (2), 50, 2025

2025

360

Analysis of energetic particle driven modes and interchange modes in LHD plasma using the gyro-fluid code FAR3d

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👨‍🔬 J Varela, K Nagaoka, S Ohdachi, KY Watanabe, Y Takemura, ...

📚 Journal of Fusion Energy 44 (2), 57, 2025

2025

361

Impact of Edge Magnetic Island on Thermal Instability, Equilibrium, and Detachment Dynamics Induced by Impurity Radiation in LHD

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📚 Journal of Fusion Energy 44 (2), 62, 2025

2025

362

Recipe of Helium Neutral Beam Injection for Studying Helium Transport in LHD

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📚 Journal of Fusion Energy 44 (2), 68, 2025

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363

Reversible conversion of moderate obstructive sleep apnea to severe behavioral hyperventilation–induced central sleep apnea under pandemic-related psychological stress: a case …

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📚 Sleep Science and Practice 10 (1), 5, 2025

2025

364

Enhanced plasma heating by interaction with high-contrast laser and cone-shaped target

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📚 High Energy Density Physics, 101256, 2025

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365

Generation of shear flows induced by AE/EPM in LHD plasma

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📚 IOP Publishing, 2025

2025

366

Plasma science

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👨‍🔬 S Kado, K Nagaoka

2024

367

Direct observation of collisionless energy transfer from MHD wave to ions via Landau and transit-time damping in laboratory plasma

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👨‍🔬 K Ida, T Kobayashi, M Yoshinuma, K Nagaoka, K Ogawa, T Tokuzawa, ...

📚 50th EPS Conference on Plasma Physics, EPS 2024, 2024

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368

波動粒子相互作用の直接評価のための Si 半導体検出器を用いた高エネルギー粒子計測

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📚 日本物理学会講演概要集 79.2, 1259-1259, 2024

2024

369

Compound Parabolic Concentrator と高コントラストレーザーを用いた高エネルギー密度プラズマの生成

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📚 日本物理学会講演概要集 79.2, 1232-1232, 2024

2024

370

プラズマミラー LFEX レーザー対向照射プラズマ実験の状況 IV

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📚 日本物理学会講演概要集 79.2, 1228-1228, 2024

2024

371

プラズマミラー LFEX レーザー対向照射プラズマ実験の状況 III

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📚 日本物理学会講演概要集 79.1, 854-854, 2024

2024

372

Control and Application of localization in phase space via wave-particle interactions

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📚 Bulletin of the American Physical Society, 2024

2024

373

Stochastic Acceleration using Non-Resonant Microwave Launch in Heliotron-Type Magnetic Configuration Device Heliotron J

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👨‍🔬 S KOBAYASHI, Y Mototake, S Inagaki, K Nagasaki, K Nagaoka, T Kawate, ...

📚 Bulletin of the American Physical Society, 2024

2024

374

Oscillation of negative ion beamlet and effect on beam focusing for neutral beam injection

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👨‍🔬 K Nagaoka, H Nakano, R Nakamoto, K Tsumori, M Osakabe, K Miyamoto, ...

📚 66th Annual Meeting of the APS Division of Plasma Physics, 2024

2024

375

Control of the Phase Space Distribution of Relativistic Particles by Electromagnetic Waves: Laboratory/Numerical Experiment and its Application

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👨‍🔬 Y Katoh, K Nagaoka, S Kubo, Y Omura, YK Hsieh, O Shinji

📚 AGU Fall Meeting Abstracts 2024 (2774), SM23A-2774, 2024

2024

376

MHD stability trends and improved performance of LHD inward-shifted configurations: The role of the neutral beam current drive and thermal plasma density

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👨‍🔬 J Varela Rodríguez, K Nagaoka, Y Takemura, KY Watanabe, K Ida, ...

📚 American Institute of Physics, 2024

2024

377

Application of Calorimetric Methods to Monitor Neural Beam Heating System in Nuclear Fusion Reactor

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👨‍🔬 H Matsuura, BXN Son, K Nagaoka, M Osakabe

📚 Vietnam Conference on Nuclear Science and Technology VINANST-15. Agenda and …, 2023

2023

378

Perspective of Meta-Hierarchy Dynamics

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👨‍🔬 M Nunami, AM Ito, M Goto, H Hasegawa, H Igami, H Kasahara, ...

📚 Plasma and Fusion Research 18, 2501057-2501057, 2023

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379

Optimization of pressure gradient driven modes and Alfven Eigenmodes stability by the neutral beam current driven in LHD plasma

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👨‍🔬 J Varela, KY Watanabe, Y Takemura, K Nagaoka, K Ida, M Yoshinuma, ...

📚 Nonlinear interaction between toroidal Alfvén eigenmode and tearing mode on …, 2022

2022

380

Recipe of helium neutral beam injection for studying helium transport in fusion plasma

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👨‍🔬 Y Fujiwara, K Nagaoka, M Sato, G Motojima, N Suzuki, H Kato, ...

📚 APS Division of Plasma Physics Meeting Abstracts 2022, UO03. 014, 2022

2022

381

ヘリオトロン型磁場配位において非共鳴波動加熱中に観測される高エネルギー X 線スペクトルの特徴

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📚 日本物理学会講演概要集 77.1, 940-940, 2022

2022

382

プラズマミラーを用いた LFEX レーザー対向照射プラズマ実験の現状

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📚 日本物理学会講演概要集 77.2, 776-776, 2022

2022

383

Difference of co-extracted electron current and beam acceleration in a negative ion source with hydrogen-isotope ions

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👨‍🔬 K Ikeda, K Tsumori, H Nakano, K Nagaoka, Y Takeiri, S Masaki, ...

📚 Journal of Physics: Conference Series 2244 (1), 012060, 2022

2022

384

Research Highlights from Initial Phase of the LHD Deuterium Experiment: 3.2: The Isotope Effects on Transport in LHD

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👨‍🔬 K TANAKA, KENI NAGAOKA, K IDA, M YOSHINUMA, T KOBAYASHI, ...

📚 プラズマ・核融合学会誌 97 (3), 177-191, 2021

2021

385

Behavior of multiple Gaussian beam components in a single negative ion beam aimed at fusion plasma heating

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👨‍🔬 Y Haba, K Nagaoka, M Aramaki, K Tsumori, K Ikeda, H Nakano, ...

📚 APS Annual Gaseous Electronics Meeting Abstracts, GT61. 069, 2021

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386

Advances of energetic ion confinement and MHD researches

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👨‍🔬 Y Suzuki, K Ogawa, H Nuga, S Odachi, K Nagaoka, R Seki, Y Narushima, ...

2021

387

Theoretical analysis of the ECH effect on the energetic particle driven modes stability in Heliotron J

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👨‍🔬 J Varela, K Nagasaki, K Nagaoka, S Yamamoto, D Spong, L Garcia, ...

📚 47th EPS Conference on Plasma Physics, EPS 2021, 836-839, 2021

2021

388

LHD における He ビームを用いた燃焼プラズマ模擬への挑戦

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📚 日本物理学会講演概要集 76.2, 781-781, 2021

2021

389

負イオン源プラズマ中における RF 電場のビーム集束性に対する影響

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📚 日本物理学会講演概要集 76.2, 742-742, 2021

2021

390

Progress of wave-particle interaction study in high-temperature plasmas

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👨‍🔬 K Nagaoka

2021

391

Hydrogen Isotope Effect on Self-Organized Radial Electric Field Criticality During Electron Internal Transport Barrier Formation in Toroidal Plasmas

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👨‍🔬 T Kobayashi, A Shimizu, M Nishiura, T Ido, S Satake, T Tokuzawa, ...

2021

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ヘリオトロン J におけるビーム放射分光法を用いた高速イオン励起 MHD 不安定性による密度揺動計測

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📚 日本物理学会講演概要集 75.1, 829-829, 2020

2020

393

ヘリオトロン型磁場配位における確率的静電加速と IC-LH-ホイッスラー周波数帯波動励起の観測

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📚 日本物理学会講演概要集 75.1, 831-831, 2020

2020

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3 次元閉じ込め配位における磁場幾何構造の乱流輸送への影響

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📚 日本物理学会講演概要集 75.1, 800-800, 2020

2020

395

Impact of ECCD on fast ion driven modes in stellarators (HJ, LHD, TJ-II) and contribution to ITPA-EP activities

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👨‍🔬 A Cappa, K Nagaoka, S Yamamoto, K Nagasaki, D Lopez Bruna, ...

📚 19th Coordinated Working Group Meeting, 2019

2019

396

Energetic-particle-driven MHD Instabilities and their Control by ECH/ECCD in Helical Plasmas

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👨‍🔬 K Nagasaki, S Yamamoto, K Nagaoka, J Varela, Á Cappa, E Ascasíbar, ...

📚 46th EPS Conference on Plasma Physics, 2019

2019

397

ECCD effect on the Helitoron J and LHD plasma stability

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📚 16th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement …, 2019

2019

398

Observation of Hole-Clump Pair Using an Upgraded E//B-NPA during TAE Burst in LHD

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👨‍🔬 S Kamio, Y Fujiwara, K Nagaoka, K Ogawa, R Seki, H Nuga

📚 16th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement …, 2019

2019

399

Deuterium experiment on LHD and its contribution on Energetic Particle Physics in Toroidal Plasmas

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📚 16th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement …, 2019

2019

400

Characteristics of fast ions profile with MHD activities and improvement of fast ion confinement with AE suppression by counter ECCD in LHD

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📚 16th IAEA Technical Meeting on Energetic Particles in Magnetic Confinement …, 2019

2019

401

Characteristics of electroconvection turbulence and proposal of its application to turbulent transport experiment in a rotating spherical shell

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👨‍🔬 K Nagaoka, S Hotta, Y Hidaka, T Kobayashi, K Terasaka, S Yoshimura

📚 High Energy Density Physics 31, 79-82, 2019

2019

402

Dynamics of the Convective Turbulence in the Solar Granulation Studied by the Spectral Line Broadening and Asymmetry

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👨‍🔬 R Ishikawa, Y Katsukawa, T Oba, M Nakata, K Nagaoka, T Kobayashi

📚 AGU Fall Meeting Abstracts 2019, SH43E-3385, 2019

2019

403

高速イオン励起 MHD 揺動の安定性制御の試み

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📚 日本物理学会講演概要集 74.1, 928-928, 2019

2019

404

Simulation study of toroidal flow generation by ECH in non-axisymmetric toroidal plasmas

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📚 APS Division of Plasma Physics Meeting Abstracts 2018, CP11. 133, 2018

2018

405

ECR プラズマにおけるパルス磁場印加に対するプラズマ応答の観測

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📚 日本物理学会講演概要集 73.1, 864-864, 2018

2018

406

Recent research status of NIFS NBI

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📚 Proceeding of A3 foresight program seminar on critical physics issues …, 2018

2018

407

Improvements of Ion Energy Confinement in Helium Rich Plasma of LHD

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📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018

2018

408

Flow Damping Due to the Stochastization of Magnetic Field in Large Helical Device

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📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018

2018

409

Integrated Simulation of Deuterium Experiment Plasma in LHD

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📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018

2018

410

Suppression of Alfvén Eigenmodes by ECH/ECCD in Heliotron J

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👨‍🔬 K Nagasaki, S Yamamoto, H Matsuda

📚 26. IAEA Fusion Energy Conference. Programme, Abstracts and Conference …, 2018

2018

411

Superimposition of rf potential oscillation on plasmas for optimizing a rf-driven hydrogen negative rf ion source

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📚 電気関係学会東北支部連合大会講演論文集平成 29 年度電気関係学会東北支部連合 …, 2017

2017

412

ヘリオトロン J における ECH/ECCD を用いた高エネルギー粒子励起 MHD 不安定性の制御

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📚 日本物理学会講演概要集 72.1, 882-882, 2017

2017

413

Study for plasma science and engineering toward sustainable society

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📚 京都大学研究連携基盤グローバル生存基盤展開ユニット研究成果報告書 2016, 9-10, 2017

2017

414

STUDY OF ENERGY RELAXATION PROCESSES OF THE SURFACE PRODUCED NEGATIVE IONS BY USING 3D3V-PIC SIMULATION

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📚 ENERGY 30031, 1, 2017

2017

415

ラゲールガウスビームを用いた周方向ドップラー効果の観測 II

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📚 日本物理学会講演概要集 71.2, 683-683, 2016

2016

416

Preparation and improvement for NBI system to LHD deuterium experiment

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👨‍🔬 K Tsumori, M Osakabe, K Nagaoka, K Ikeda, M Kisaki, H Nakano, ...

📚 Proceeding of A3 foresight program seminar on critical physics issues …, 2016

2016

417

Integrated Simulation Studies of Plasma Performances and Fusion Reactions in the Deuterium Experiment of LHD

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📚 APS Division of Plasma Physics Meeting Abstracts 2016, PO4. 003, 2016

2016

418

Experimental Evaluation of Energy Transfer between Fast Ions and Alfven Eigenmodes

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📚 APS Division of Plasma Physics Meeting Abstracts 2016, UP10. 054, 2016

2016

419

Negative ion production and beam extraction processes in a large ion source

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👨‍🔬 H Nakano, M Goto, K Nagaoka, M Osakabe, Y Takeiri, O Kaneko, K Ikeda, ...

📚 Review of Scientific Instruments 87 (2), 2016

2016

420

Guest editors of this special issue

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👨‍🔬 S MORITA, S YOSHIMURA, K TOI, K ICHIGUCHI, T MUROGA, ...

📚 Plasma and Fusion Research 10, 3I, 2015

2015

421

22pBH-8 水素負イオン源の引出領域における温度と密度分布

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📚 日本物理学会講演概要集 70.1, 880, 2015

2015

422

24aAP-2 高エネルギー粒子とアルベン波の相互作用の計測

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📚 日本物理学会講演概要集 70.1, 911, 2015

2015

423

Behavior of Negative Hydrogen Ion and its Beam by Bias and Beam Extraction Voltages

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📚 APS Annual Gaseous Electronics Meeting Abstracts, QR3. 007, 2015

2015

424

1C05 液晶対流による乱流の構造と輸送現象についての研究 (液晶物理・物性, 口頭発表, 2015 年日本液晶学会討論会)

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📚 日本液晶学会討論会講演予稿集 2015 年日本液晶学会討論会, _1C05-1_-_1C05-2, 2015

2015

425

Modification of far-SOL flow by substantial gas injection in the inboard poloidal field null configuration on QUEST

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📚 APS Division of Plasma Physics Meeting Abstracts 2015, TP12. 140, 2015

2015

426

Measurement of Phase Space Structure of Fast Ions Interacting with Alfven Eigenmodes

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👨‍🔬 K Nagaoka, M Osakabe, M Isobe, K Ogawa, Y Suzuki, S Kobayashi, ...

📚 APS Division of Plasma Physics Meeting Abstracts 2015, NP12. 002, 2015

2015

427

Overview of transport and MHD stability study and impact of magnetic field topology in the Large Helical Device

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👨‍🔬 K Ida, K Nagaoka, H Kasahara, M Yoshinuma, S Ohdachi, M Osakabe, ...

2014

428

Scrape Off Layer Flow Characteristics in the Spherical Tokamak QUEST

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📚 Proceedings of the 12th Asia Pacific Physics Conference (APPC12), 015036, 2014

2014

429

Non-inductive Current Drive and Particle Recycling Study in Steady State Divertor Configuration in QUEST

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📚 Annual Report of National Institute for Fusion Science, 2014

2014

430

30pAE-5 トーラスプラズマにおける自発回転および内部トルクの反転現象 (30pAE 非平衡極限プラズマ, 領域 2 (プラズマ))

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📚 日本物理学会講演概要集 69.1. 2, 284, 2014

2014

431

27aAE-1 高温ヘリカルプラズマの放電シナリオの開発 (27aAE 核融合プラズマ (輸送・閉じ込め特性, 不純物, 分光), 領域 2 (プラズマ))

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📚 日本物理学会講演概要集 69.1. 2, 229, 2014

2014

432

28aAE-3 非誘導電流駆動球状トカマク (QUEST) の周辺熱流束とプラズマ流 (28aAE 核融合プラズマ (球状トカマク, 電流駆動), 領域 2 (プラズマ))

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📚 日本物理学会講演概要集 69.1. 2, 249, 2014

2014

433

Extension of high T {sub e} regime with upgraded electron cyclotron resonance heating system in the Large Helical Device

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📚 Physics of Plasmas 21 (6), 2014

2014

434

Heat flux and plasma flow in the scrape off layer on the spherical tokamak QUEST with inboard poloidal field null configuration

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📚 APS Division of Plasma Physics Meeting Abstracts 2014, PP8. 100, 2014

2014

435

Evolution of the radial electric field in high-Te ECH heated plasmas on LHD

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📚 APS Division of Plasma Physics Meeting Abstracts 2014, NO3. 008, 2014

2014

436

28pEA-3 トーラスプラズマの自発回転 (28pEA 領域 2, 領域 11, 地球電磁気・地球惑星圏学会, 日本天文学会合同シンポジウム: 乱流が引き起こす角運動量輸送-実験室プラズマから宇宙プラズマまで-, 領 …

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👨‍🔬 永岡賢一

📚 日本物理学会講演概要集 68.1. 2, 290, 2013

2013

437

26aEC-6 The First Observation of Off-axis Fishbone-like instabilities in high Ti-plasmas of LHD

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📚 Meeting Abstracts of the Physical Society of Japan 68.1. 2, 258, 2013

2013

438

27aKC-13 回転系における乱流輸送の基礎実験 (プラズマ基礎 (粒子加速・衝撃波・波動粒子相互作用・非線形現象), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 68.2. 2, 198, 2013

2013

439

26pKJ-8 回転場における乱流輸送の実験研究 (圧縮性流体・希薄気体, 熱流体, 電磁流体, 地球・宇宙流体, 領域 11 (統計力学, 物性基礎論, 応用数学, 力学, 流体物理))

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📚 日本物理学会講演概要集 68.2. 2, 248, 2013

2013

440

27aKB-8 ストキャスティック磁場領域を含む周辺プラズマの自発回転の特性 (核融合プラズマ (輸送・分光), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 68.2. 2, 194, 2013

2013

441

25pYG-6 LHD ダイバーターレッグの熱流速分布 (25pYG 核融合プラズマ (輸送・閉じ込め特性 (1)・分光・計測), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 67.1. 2, 271, 2012

2012

442

24pYG-3 磁化プラズマ中の散逸性渦構造の発見とイオンの異常輸送に関する研究 (若手奨励賞, 24pYG 若手奨励賞受賞記念講演, 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 67.1. 2, 255, 2012

2012

443

18pFA-7 ビーム放射分光法によるヘリオトロン J 密度揺動空間構造計測 (18pFA 核融合プラズマ (輸送・閉じ込め特性・分光), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 67.2. 2, 192, 2012

2012

444

19pFJ-8 回転乱流中の流れ場生成: 太陽対流層模擬実験 (19pFJ プラズマ宇宙物理 (波動, 天体プラズマ, リコネクション), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 67.2. 2, 206, 2012

2012

445

20aFA-2 水素負イオン源におけるプラズマ電極近傍の水素原子発光線分布計測 (20aFA プラズマ基礎 (負イオン, 非中性プラズマ, コンプレックスプラズマ, 強結合プラズマ), 領域 2 (プラズマ基礎・プラズマ科学 …

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📚 日本物理学会講演概要集 67.2. 2, 207, 2012

2012

446

20aFA-1 H^-イオン源の引出およびバイアス電圧に対する H^-密度特性 (20aFA プラズマ基礎 (負イオン, 非中性プラズマ, コンプレックスプラズマ, 強結合プラズマ), 領域 2 (プラズマ基礎・プラズマ科学・核融合プ …

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📚 日本物理学会講演概要集 67.2. 2, 207, 2012

2012

447

18pFA-2 異なる閉じ込め状態における自発トロイダル回転 (18pFA 核融合プラズマ (輸送・閉じ込め特性・分光), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 67.2. 2, 191, 2012

2012

448

Turbulence experiment with high controllability in a rotating system for dynamo physics

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📚 APS Division of Plasma Physics Meeting Abstracts 54, CP8. 018, 2012

2012

449

Characteristics of viscosity and intrinsic rotation in ion internal transport barrier plasmas on the large helical device

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📚 38th EPS Conference on Plasma Physics 2011, EPS 2011, 1408-1411, 2011

2011

450

The Database System of Information Processing Education Programs in Colleges of Technology in Japan

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📚 IEICE Technical Report; IEICE Tech. Rep. 110 (405), 51-55, 2011

2011

451

Current Information Processing Education Programs in College of Technology in Japan

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📚 IEICE Technical Report; IEICE Tech. Rep. 110 (405), 57-61, 2011

2011

452

Progress of positive-ion-based NBI for LHD

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📚 Proceeding of JSPS-CAS Core University Program Seminar on Production and …, 2011

2011

453

Improvement of ion heat transport on LHD

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👨‍🔬 K Nagaoka, M Yokoyama

2010

454

1. はじめに (< 小特集> LHD におけるイオン熱輸送研究の進展)

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📚 プラズマ・核融合学会誌 86, 69-70, 2010

2010

455

21pTE-7 NBI 用負イオン源における Cavity Ring-Down Spectroscopy による水素負イオン密度計測 (21pTE 核融合プラズマ (計測・制御技術), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇 …

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📚 日本物理学会講演概要集 65.1. 2, 240, 2010

2010

456

20aTJ-2 直線型 ECR プラズマにおける間欠的磁場揺動 (20aTJ プラズマ基礎 (波動・加熱・不安定性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 65.1. 2, 222, 2010

2010

457

21pTE-1 トーラスプラズマのイオン輸送改善の物理: 空間相互作用と輸送の相関 (21pTE 核融合プラズマ (輸送・閉じ込め (3)), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 65.1. 2, 239, 2010

2010

458

21pTE-2 運動量輸送における非対角項の観測 (21pTE 核融合プラズマ (輸送・閉じ込め (3)), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 65.1. 2, 239, 2010

2010

459

25pQJ-15 NBI 用 H-イオン源における引出界面近傍の H-の振る舞い (25pQJ 核融合プラズマ (原子過程・分光・診断法), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 65.2. 2, 204, 2010

2010

460

24pQJ-3 イオン ITB プラズマにおける熱・運動量輸送特性 (24pQJ 核融合プラズマ (輸送・閉じ込め (2)/揺動・乱流特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 65.2. 2, 188, 2010

2010

461

Measurement of stable low-n toroidal Alfven Eigenmodes by application of Magnetic perturbations in the compact helical system

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👨‍🔬 T Ito, G Matsunaga, DA Spong, K Toi, M Isobe, T Akiyama, A Shimizu, ...

📚 Energetic Particles in Magnetic Confinement Systems. 11th IAEA TM-20th …, 2009

2009

462

Possibility of excitation of Alfvén eigenmodes by energetic ions near the plasma edge in the Compact Helical System

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👨‍🔬 T Ito, K Toi, G Matsunaga, M ISOBE, T AKIYAMA, T MINAMI, K NAGAOKA

📚 Proceedings of the 14th international congress on plasma physics, Part 2 …, 2009

2009

463

Observation of fast ion response to MHD activities in Heliotron J

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👨‍🔬 K Nagaoka, S Kobayashi, K Hosaka, S YAMAMOTO, T MIZUUCHI, ...

📚 Proceedings of the 14th international congress on plasma physics, Part 2 …, 2009

2009

464

Asymmetric Ion Velocity Distribution Functions in an Inhomogeneous Plasma

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👨‍🔬 S Yoshimura, K Nagaoka, T Morisaki, A Okamoto, M Aramaki, K Ogiwara, ...

📚 Annual Report of National Institute for Fusion Science, 422, 2009

2009

465

HIBP as a tool to study the Alfvén Eigenmodes in toroidal plasmas

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📚 11th IAEA TM “Energetic particles in magnetic confinement systems”(Kiev, 21 …, 2009

2009

466

Configuration effect on energetic particle and thermal energy confinement in NBI plasmas of Heliotron J

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📚 ITC18: 18th international Toki conference. Development of physics and …, 2009

2009

467

30pSA-5 磁場閉じ込めプラズマにおける不純物ホールの観測 (30pSA プラズマ宇宙物理 (乱流, 輪送, 非線形現象), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 64.1. 2, 252, 2009

2009

468

27pXE-13 NBI 加熱プラズマのイオン輸送特性 (27pXE 核融合プラズマ (輸送・閉じ込め 1), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 64.1. 2, 209, 2009

2009

469

27pYP-4 ヘリカルとトカマクプラズマにおけるイオンの内部輸送障壁のダイナミクス (核融合プラズマ (磁場)(輸送・閉じ込め 2), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 64.2. 2, 139, 2009

2009

470

27pYP-6 40keV 垂直 NBI 単独生成プラズマの特性 (核融合プラズマ (磁場)(輸送・閉じ込め 2), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 64.2. 2, 140, 2009

2009

471

28aYL-8 密度不均一プラズマにおける非対称なイオン速度分布関数の LIF 観測 (プラズマ基礎 (波動・加熱・不安定性・輸送・閉じ込め特性), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇 …

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📚 日本物理学会講演概要集 64.2. 2, 143, 2009

2009

472

26aYP-3 複合型方向性プローブを用いた高速イオン計測 (核融合プラズマ (磁場)(輸送・閉じ込め 1), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 64.2. 2, 118, 2009

2009

473

27pYP-5 LHD における高イオン温度プラズマ中の鉄不純物輸送解析 (核融合プラズマ (磁場)(輸送・閉じ込め 2), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 64.2. 2, 140, 2009

2009

474

Characteristics of high-ion-temperature plasmas heated by neutral beams in the Large Helical Device

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👨‍🔬 K Nagaoka, M Yokoyama, Y Takeiri

📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2008

2008

475

Beamlet monitoring on the beam accelerator with multi-slot grounded grid for LHD-NBI

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👨‍🔬 K Tsumori, K Nagaoka, M Osakabe, K Ikeda, Y Takeiri, Y Oka, O Kaneko, ...

📚 Joint conference of 17th international Toki conference on physics of flows …, 2008

2008

476

Effect of bumpy magnetic field on energy confinement in NBI plasmas of Heliotron J

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👨‍🔬 S Kobayashi, T Mizuuchi, K Nagasaki

📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2008

2008

477

Energetic-particle modes driven by supra-thermal electrons in second harmonic ECRH plasmas of the Compact Helical System

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👨‍🔬 M Isobe, K Toi, Y Yoshimura, A Shimizu, Y Todo, K Ida, C Suzuki, ...

📚 35th European Physical Society Conference on Plasma Physics, EPS 2008 …, 2008

2008

478

MHD activity in TJ-II

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👨‍🔬 R Jiménez-Gómez, E Ascasíbar, S Yamamoto, G Motojima, K Nagaoka, ...

📚 Joint conference of 17th international Toki conference on physics of flows …, 2008

2008

479

Polarity of Alfven Eigenmode Anomalous Transport of Fast Ions on LHD

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📚 Annual Report of National Institute for Fusion Science, 74, 2008

2008

480

Study of Anomalous Transport of Fast Ions Induced by Interaction with AEs Using Hybrid Directional Langmuir Probe (HDLP)

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👨‍🔬 K Nagaoka, M Osakabe, KY Watanabe

📚 Annual Report of National Institute for Fusion Science, 82, 2008

2008

481

Measurement of Re-Entering Fast Ion Flux at Outboard Side of LHD Plasmas

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👨‍🔬 K Nagaoka, KY Watanabe, M Osakabe, R Seki

📚 Annual Report of National Institute for Fusion Science, 80, 2008

2008

482

The development of potential measurements with 6 MeV Heavy Ion Beam Probe on LHD

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👨‍🔬 A Shimizu, T Ido, M Nishiura, H Nakano, S Ohshima, I Yamada, ...

📚 Joint conference of 17th international Toki conference on physics of flows …, 2008

2008

483

Recent development in the operational regime of large helical device toward a steady-state helical fusion reactor

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👨‍🔬 Y Takeiri, A Komori, H Yamada, K Kawahata, T Mutoh, N Ohyabu, ...

📚 interaction 4, 5, 2008

2008

484

The neoclassical plasma viscosity analyses relevant to high-ion-temperature plasmas in the Large Helical Device (LHD)

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👨‍🔬 M Yokoyama, O Yamagishi, K Ida, M Yoshinuma, Y Takeiri, S Morita, ...

📚 Joint conference of 17th international Toki conference on physics of flows …, 2008

2008

485

Spectroscopic observations of beam and source plasma light and testing Cs-deposition monitor in the large area negative ion source for LHD-NBI

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👨‍🔬 Y Oka, K Tsumori, K Ikeda, O Kaneko, K Nagaoka, M Osakabe, Y Takeiri, ...

📚 Review of Scientific Instruments 79 (2), 2008

2008

486

23aQE-11 LHD における高イオン温度水素プラズマの輸送特性 (核融合プラズマ (輸送・閉じ込め特性), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 63.1. 2, 211, 2008

2008

487

26pQF-4 CHS における外部磁場摂動印加によるアルヴェン固有モードの能動的計測 (核融合プラズマ (波動・高速イオン), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 63.1. 2, 258, 2008

2008

488

26pQF-5 高速イオン励起 MHD 揺動による高速イオン異常輸送特性 (核融合プラズマ (波動・高速イオン), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 63.1. 2, 258, 2008

2008

489

23pQF-12 CHS における帯状流的揺動の背景乱流および ETB 形成への影響の解明 (核融合プラズマ (帯状流・GAM), 領域 2, プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 63.1. 2, 224, 2008

2008

490

Development of the drive system for the reentry high-speed ion probe in LHD

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👨‍🔬 M Sato, K Nagaoka

2008

491

Excitation of stable Alfven eigenmodes by application of alternating magnetic field perturbations in the compact helical system

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📚 Plasma and Fusion Research 3, 033-033, 2008

2008

492

4.2 高速イオン励起 MHD 不安定性とそれらによる高速イオン輸送 (4. 燃焼プラズマの物理, プラズマ燃焼実験のための先進計測)

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📚 プラズマ・核融合学会誌= Journal of plasma and fusion research/プラズマ・核融合学 …, 2007

2007

493

Improved confinement and related physics study in the compact helical system

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📚 Fusion science and technology 51 (1), 46-53, 2007

2007

494

Physical Society of Japan: Award for Academic Papers on Physics

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📚 J. Phys. Soc. Jpn 76, 033501, 2007

2007

495

Measurement of relative flux of fractional-energy emissions using beam emission diagnostic

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👨‍🔬 K Ikeda, K Nagaoka, M Osakabe, Y Takeiri, O Kaneko, Y Oka, K Tsumori, ...

📚 Fusion science and technology 51 (2T), 286-288, 2007

2007

496

20pQA-7 CHS における高速カメラを用いた損失イオン計測 (核融合プラズマ (磁場閉じ込め核融合 (波動・加熱・不安定性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理)

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👨‍🔬 篠原孝司，磯部光孝，清水昭博，永岡賢一，岡村昇一

📚 日本物理学会講演概要集 62.1. 2, 218, 2007

2007

497

19pQA-7 CHS プラズマのリヒートモードにおける不純物の挙動と放射計測器の特性 (核融合プラズマ (磁場閉じ込め核融合 (原子過程・分光・診断法)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理)

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📚 日本物理学会講演概要集 62.1. 2, 201, 2007

2007

498

20pQA-5 CHS と LHD における外部高周波磁場摂動の印加によるアルヴェン固有モード励起実験 (核融合プラズマ (磁場閉じ込め核融合 (波動・加熱・不安定性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射 …

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📚 日本物理学会講演概要集 62.1. 2, 217, 2007

2007

499

18pQA-6 CHS バーストの HIBP による時空間構造観測 (核融合プラズマ (磁場閉じ込め核融合 (輸送・閉じ込め特性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理)

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📚 日本物理学会講演概要集 62.1. 2, 185, 2007

2007

500

21aQC-6 CHS における Cotton-Mouton 効果を利用した電子密度計測 (核融合プラズマ (燃焼プラズマ診断法), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理)

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📚 日本物理学会講演概要集 62.1. 2, 230, 2007

2007

501

20pQA-8 高速イオン励起 MHD 揺動と高速イオンの相互作用 (核融合プラズマ (磁場閉じ込め核融合 (波動・加熱・不安定性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理)

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📚 日本物理学会講演概要集 62.1. 2, 218, 2007

2007

502

19aQA-3 CHS における密度分布の HIBP による計測 (核融合プラズマ (磁場閉じ込め核融合 (輸送・閉じ込め特性, 非線形現象)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理)

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📚 日本物理学会講演概要集 62.1. 2, 194, 2007

2007

503

18pQA-2 CHS における帯状流と GAM の HIBP 観測 (核融合プラズマ (磁場閉じ込め核融合 (輸送・閉じ込め特性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理)

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📚 日本物理学会講演概要集 62.1. 2, 184, 2007

2007

504

18pQA-3 CHS における ETB プラズマの静電揺動の波数計測 (核融合プラズマ (磁場閉じ込め核融合 (輸送・閉じ込め特性)), 領域 2, 原子・分子, 量子エレクトロニクス, 放射線物理)

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📚 日本物理学会講演概要集 62.1. 2, 184, 2007

2007

505

Anomalous loss of fast ions due to fast-ion-driven MHD instabilities in CHS

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👨‍🔬 M Isobe, K Nagaoka, K Goto

2007

506

Progress of positive-ion-based NBI system in LHD

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👨‍🔬 O Kaneko, Y Takeiri, M Osakabe, K Nagaoka, K Tsumori, K Ikeda, Y Oka, ...

📚 한국진공학회 학술발표회초록집, 184-184, 2007

2007

507

Studies on electron Bernstein wave heating in CHS and LHD at NIFS

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📚 한국진공학회 학술발표회초록집, 181-181, 2007

2007

508

23pTB-8 CHS における高磁場側から入射された電子サイクロトロン波を用いたモード変換パーンシュタイン波加熱 (核融合プラズマ (磁場閉じ込め核融合), 領域 2, プラズマ基礎・プラズマ科学・核談合プラズマ・プラズマ …

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📚 日本物理学会講演概要集 62.2. 2, 245, 2007

2007

509

21pTA-9 ビーム放射分光法を用いた CHS の高密度領域での周辺部輸送障壁の観測 (核融合プラズマ (磁場閉じ込め核融合), 領域 2, プラズマ基礎・プラズマ科学・核談合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 62.2. 2, 218, 2007

2007

510

21pTA-8 帯状流と乱流の間欠的結合について (核融合プラズマ (磁場閉じ込め核融合), 領域 2, プラズマ基礎・プラズマ科学・核談合プラズマ・プラズマ宇宙物理)

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📚 日本物理学会講演概要集 62.2. 2, 217, 2007

2007

511

24aTB-9 方向性プローブ法を用いた高速インの定量的評価法 (核融合プラズマ (磁場閉じ込め核融合), 領域 2, プラズマ基礎・プラズマ科学・核談合プラズマ・プラズマ宇宙物理)

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👨‍🔬 永岡賢一，磯部光孝，長壁正樹，竹入康彦，渡邊清政

📚 日本物理学会講演概要集 62.2. 2, 250, 2007

2007

512

Radiation profile measurements for edge transport barrier discharges in the Compact Helical System

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👨‍🔬 C Suzuki, S Okamura, T Minami, T Akiyama, A Fujisawa, K Ida, M Isobe, ...

📚 33rd European Physical Society Conference on Plasma Physics 2006, EPS 2006 …, 2006

2006

513

Local measurement of energetic particles in a core plasma by a directional probe method

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👨‍🔬 K Nagaoka, M Isobe, M Osakabe, S Okamura, K Shinohara

📚 Proceedings of the 9th IAEA technical meeting on'energetic particles in …, 2006

2006

514

Transport barrier physics study in Compact Helical System

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👨‍🔬 S Okamura, T Akiyama, A Fujisawa, K Ida, H Iguchi, M Isobe, S Kado, ...

📚 33rd European Physical Society Conference on Plasma Physics 2006, EPS 2006 …, 2006

2006

515

Observation of nonlinear processes between coherent fluctuations and turbulent fluctuations in the edge regions of JFT-2M and CHS

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👨‍🔬 Y Nagashima, K Itoh, SI Itoh, A Fujisawa, K Hoshino, K Nagaoka, A Ejiri, ...

📚 33rd European Physical Society Conference on Plasma Physics 2006, EPS 2006 …, 2006

2006

516

Gases, plasmas, electric discharges, and beams-Improvement in Plasma Heating at Higher-Density Region Using 106.4 GHz Electron Cyclotron Heating System for Compact Helical System

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👨‍🔬 Y Yoshimura, T Akiyama, M Isobe, A Shimizu, C Suzuki, C Takahashi, ...

📚 Journal of the Physical Society of Japan 75 (11), 114501, 2006

2006

517

Experimental Observations of Zonal Flows and Turbulence in a Toroidal Plasma

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👨‍🔬 A Fujisawa, A Shimizu, H Nakano, Y Nagashima, SI Itoh

📚 Abstracts of 13. International Congress on Plasma Physics (ICPP 2006 …, 2006

2006

518

ヘリカル系他 (第 47 回アメリカ物理学会プラズマ物理分科会 (APS-DPP) 年会)

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👨‍🔬 永岡

📚 プラズマ・核融合学会誌 82, 55, 2006

2006

519

30aUD-5 CHS における 106.4 GHz 電子サイクロトロン波を用いた高密度プラズマ加熱 (30aUD 核融合プラズマ (加熱), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 吉村泰夫，秋山毅志，磯部光孝，清水昭博，鈴木千尋，高橋千尋， ...

📚 日本物理学会講演概要集 61.1. 2, 238, 2006

2006

520

30pUD-7 フォトダイオードアレイと分光器を用いた CHS プラズマからの放射光強度分布の計測 (30pUD 核融合プラズマ (原子過程・分光・診断法), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇 …

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👨‍🔬 鈴木千尋，居田克巳，岡村昇一，小川宏明，秋山毅志，磯部光孝， ...

📚 日本物理学会講演概要集 61.1. 2, 249, 2006

2006

521

28pUD-3 CHS におけるリチウムビームプローブによる周辺及びヘリカルダイバータ領域での 2 次元計測 V (28pUD 核融合プラズマ (輸送・閉じ込め特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラ …

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👨‍🔬 中村希一郎，井口春和，清水昭博，森崎友宏，磯部光孝，高橋千尋， ...

📚 日本物理学会講演概要集 61.1. 2, 219, 2006

2006

522

28aUD-8 CHS における周辺部輸送障壁形成時の密度揺動と粒子輸送 (28aUD 核融合プラズマ (輸送・閉じ込め特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 大石鉄太郎，門信一郎，吉沼幹朗，居田克巳，秋山毅志，南貴司， ...

📚 日本物理学会講演概要集 61.1. 2, 213, 2006

2006

523

28aUD-6 CHS における境界輸送障壁への電子サイクロトロン波加熱の効果 (28aUD 核融合プラズマ (輸送・閉じ込め特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 南貴司，秋山毅志，岡村昇一，吉村泰夫，大石鉄太郎，門信一郎， ...

📚 日本物理学会講演概要集 61.1. 2, 213, 2006

2006

524

28aUD-7 Rb ビームを用いた HIBP による CHS プラズマの内部電磁揺動計測 (28aUD 核融合プラズマ (輸送・閉じ込め特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 大島慎介，藤澤彰英，清水昭榑，中野治久，吉村泰夫，永岡賢一，南貴司， ...

📚 日本物理学会講演概要集 61.1. 2, 213, 2006

2006

525

28pUD-1 静電プローブによる CHS の周辺輸送障壁のトロイダル方向構造の測定 (28pUD 核融合プラズマ (輸送・閉じ込め特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 竹内正樹，東井和夫，永岡賢一，秋山毅志，鈴木千尋，南貴司，磯部光孝

📚 日本物理学会講演概要集 61.1. 2, 219, 2006

2006

526

中性粒子ビーム入射加熱装置加速電源向け多直列 IGBT スイッチの開発

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👨‍🔬 狼智久，左右田学，斉藤隆，山崎長治，浅野史朗，鈴木靖生，長壁正樹， ...

📚 [全国大会] 平成 18 年電気学会全国大会論文集, 34-35, 2006

2006

527

24pQA-8 CHS プラズマの周辺輸送障壁付近における径電場と静電揺動の 3 次元構造 (24pQA 核融合プラズマ (磁場閉じ込め核融合 (輸送・閉じ込め特性)), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラ …

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👨‍🔬 竹内正樹，東井和夫，秋山毅志，磯部光孝，南貴司，永岡賢一，西村伸， ...

📚 日本物理学会講演概要集 61.2. 2, 147, 2006

2006

528

25pQA-2 CHS における EPM と TAE による高速イオン損失の磁場配位依存性 (25pQA 核融合プラズマ (磁場閉じ込め核融合 (不安定性・乱流)), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇 …

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👨‍🔬 後藤和幸，磯部光孝，東井和夫，永岡賢一，鈴木千尋

📚 日本物理学会講演概要集 61.2. 2, 158, 2006

2006

529

24pQA-1 CHS における Edge Transport Barrier 形成によるヘリカルプラズマの輸送特性の研究 (24pQA 核融合プラズマ (磁場閉じ込め核融合 (輸送・閉じ込め特性)), 領域 2 (プラズマ基礎・プラズマ科学・核 …

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👨‍🔬 南貴司，秋山毅志，岡村昇一，吉村泰夫，大石鉄太郎，門信一郎， ...

📚 日本物理学会講演概要集 61.2. 2, 145, 2006

2006

530

24pQA-7 CHS における境界層高調波振動のモード構造 (24pQA 核融合プラズマ (磁場閉じ込め核融合 (輸送・閉じ込め特性)), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 大石鉄太郎，門信一郎，吉沼幹朗，居田克巳，秋山毅志，南貴司， ...

📚 日本物理学会講演概要集 61.2. 2, 147, 2006

2006

531

Local Observations of Energetic Particle Modes and Fast Ion Responses in the Compact Helical System

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👨‍🔬 K Nagaoka, M Isobe, K Toi, K Goto, Y Todo, M Osakabe, K Watanabe, ...

📚 APS Division of Plasma Physics Meeting Abstracts 48, BP1. 039, 2006

2006

532

01aB15P LHD における計測ビーム入射実験 (ヘリカル II, 電源)

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👨‍🔬 永岡

📚 プラズマ・核融合学会年会予稿集 23, 272, 2006

2006

533

30pA03P CHS における H モード遷移のためのプラズマ境界条件 (ヘリカル I, 慣性)

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👨‍🔬 岡村，昇一，南,貴司，秋山

📚 プラズマ・核融合学会年会予稿集, 175, 2006

2006

534

30pA02P CHS プラズマのリヒートモードにおける放射光強度分布と不純物の挙動 (ヘリカル I, 慣性)

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👨‍🔬 鈴木，秋山

📚 プラズマ・核融合学会年会予稿集 23, 174, 2006

2006

535

01aB16P 高速イオン励起 MHD バーストと高速イオン応答の局所計測 (ヘリカル II, 電源)

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👨‍🔬 永岡

📚 プラズマ・核融合学会年会予稿集 23, 272, 2006

2006

536

28pC06 CHS におけるアルヴェン固有モードによる高エネルギーイオンの異常輸送 (ヘリカル I)

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👨‍🔬 磯部，光孝，永岡

📚 プラズマ・核融合学会年会予稿集, 118, 2006

2006

537

1. はじめに (< 小特集> 宇宙天気予報)

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👨‍🔬 亘慎一，永岡賢一

📚 プラズマ・核融合学会誌 82, 737-738, 2006

2006

538

Simulational study on losses of neutral beam-injected energetic ions via collisional ripple transport in the low aspect ratio helical system CHS

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👨‍🔬 M Isobe, DA Spong, A Shimizu, K Toi, H Matsushita, K Nagaoka, ...

📚 Journal of plasma physics 72 (6), 1189-1192, 2006

2006

539

Confinement improvement in high-ion temperature plasmas heated with high-energy NBI in LHD

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👨‍🔬 Y Takeiri, S Morita, K Ikeda, M Yokoyama, M Osakabe, K Tsumori, Y Oka, ...

📚 15. international stellarator workshop 2005. IAEA technical meeting on …, 2005

2005

540

High-ion temperature experiments with negative-ion-based NBI in LHD

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👨‍🔬 Y Takeiri, S Morita, K Tsumori, K Ikeda, Y Oka, M Osakabe, K Nagaoka, ...

📚 20th IAEA fusion energy conference 2004. Conference proceedings, 8-8, 2005

2005

541

Improvement of negative ion source with multi-slot grids for LHD-NBI

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👨‍🔬 K Tsumori, S Asano, Y Suzuki, J Watanabe, T Okuyama, K Ichihashi, ...

📚 20th IAEA fusion energy conference 2004. Conference proceedings, 8-8, 2005

2005

542

Reheat mode discharges in high density regime of Compact Helical System (CHS)

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👨‍🔬 M Isobe, K Nagaoka, Y Yoshimura, T Minami, T Akiyama, C Suzuki, ...

📚 15th International Stellerator Workshop, Madrid. October 3-7, 2005, 6-6, 2005

2005

543

Identification of zonal flows and their characteristics on transport barrier in CHS

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👨‍🔬 A Fujisawa, A Shimizu, H Nakano, S Ohshima, H Iguchi, Y Yoshimura, ...

📚 15. international stellarator workshop 2005. IAEA technical meeting on …, 2005

2005

544

Reheat mode discharges in high density regime of Compact Helical System

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👨‍🔬 M Isobe, K Nagaoka, Y Yoshimura, C Suzuki, T Minami, T Akiyama, ...

📚 15. international stellarator workshop 2005. IAEA technical meeting on …, 2005

2005

545

BES on compact helical system for density fluctuations with edge transport barrier formation

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👨‍🔬 T Oishi, S Kado, M Yoshinuma, K Ida, T Akiyama, T Minami, K Nagaoka, ...

📚 32nd European Physical Society Conference on Plasma Physics and Controlled …, 2005

2005

546

26pXF-10 CHS の輸送障壁部における完全電離炭素イオンの温度・回転・密度の空間分布 (核融合プラズマ (輸送・閉じ込め), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 西村伸，岡村昇一，永岡賢一，吉村泰夫，南貴司，秋山毅志，居田克己， ...

📚 日本物理学会講演概要集 60.1. 2, 240, 2005

2005

547

26pXF-7 CHS における境界部輸送障壁生成とその時間発展 (核融合プラズマ (輸送・閉じ込め), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 岡村昇一，秋山毅志，南貴司，鈴木千尋，大石鉄太郎，永岡賢一， ...

📚 日本物理学会講演概要集 60.1. 2, 239, 2005

2005

548

27pXB-2 LHD における逆方向大電流による極低回転変換配位の形成とその閉じ込め特性 (核融合プラズマ (乱流・輸送), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 60.1. 2, 258, 2005

2005

549

24pXG-16 高 Z ビームによる電流駆動実験 (プラズマ宇宙物理 (乱流・輸送), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 永岡賢一，清水昭博，秋山毅志，南貴司，岡村昇一，金子修

📚 日本物理学会講演概要集 60.1. 2, 207, 2005

2005

550

27pXB-12 CHS における MHz 帯揺動計測 (核融合プラズマ (乱流・輸送), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 60.1. 2, 261, 2005

2005

551

27pXB-7 CHS における ECH-NBI 重畳プラズマの HIBP 揺動計測 (核融合プラズマ (乱流・輸送), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 大島慎介，藤澤彰英，清水昭博，中野治久，井口春和，吉村泰夫， ...

📚 日本物理学会講演概要集 60.1. 2, 259, 2005

2005

552

26pXF-8 静電プローブアレイによる CHS プラズマの LH 遷移現象の研究 (核融合プラズマ (輸送・閉じ込め), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 60.1. 2, 239, 2005

2005

553

27pXB-8 重イオンビーム計測による CHS プラズマの局所揺動特性の評価 (核融合プラズマ (乱流・輸送), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 中野治久，藤澤彰英，清水昭博，大島慎介，井口春和，南貴司，吉村泰夫， ...

📚 日本物理学会講演概要集 60.1. 2, 260, 2005

2005

554

26pXF-9 CHS における周辺部輸送障壁形成時の密度揺動 (核融合プラズマ (輸送・閉じ込め), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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📚 日本物理学会講演概要集 60.1. 2, 239, 2005

2005

555

Plasma Injection From Several Cesiated Hollow Cathodes into Large H− Ion Sources

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📚 AIP Conference Proceedings 763 (1), 47-53, 2005

2005

556

20pWG-2 LHD における電子サイクロトロン波のプラズマ加熱効率の評価 (核融合プラズマ (加熱), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 吉村泰夫，久保伸，下妻隆，伊神弘恵，野竹孝志，多喜田泰幸，小林策治， ...

📚 日本物理学会講演概要集 60.2. 2, 107, 2005

2005

557

20pWG-8 ビーム放射分光法による CHS における EHO モードに類似した密度揺動の観測 (核融合プラズマ (輸送・閉じ込め特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 大石鉄太郎，門信一郎，吉沼幹朗，居田克巳，秋山毅志，南貴司， ...

📚 日本物理学会講演概要集 60.2. 2, 109, 2005

2005

558

20aWG-2 CHS におけるリチウムビームプローブによる周辺及びヘリカルダイバータ領域での 2 次元計測 IV (核融合プラズマ (周辺プラズマ・ダイバータ), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラ …

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👨‍🔬 中村希一郎，井口春和，清水昭博，森崎友宏，磯部光孝，高橋千尋， ...

📚 日本物理学会講演概要集 60.2. 2, 101, 2005

2005

559

19pWG-8 重イオンビームプロープによる CHS における磁場揺動の計測 (核融合プラズマ (不安定性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 清水昭博，藤澤彰英，中野治久，大島慎介，井口春和，秋山毅志， ...

📚 日本物理学会講演概要集 60.2. 2, 96, 2005

2005

560

20pWG-11 Hybrid Probe による高エネルギー粒子計測 (核融合プラズマ (輸送・閉じ込め特性), 領域 2 (プラズマ基礎・プラズマ科学・核融合プラズマ・プラズマ宇宙物理))

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👨‍🔬 永岡賢一，磯部光孝，篠原孝司，長壁正樹，清水昭博，岡村昇一

📚 日本物理学会講演概要集 60.2. 2, 110, 2005

2005

561

Measurements of Energetic Ions injected by Tangential Neutral Beam Injectors Using a Hybrid Probe

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👨‍🔬 K Nagaoka, K Shinohara, M Osakabe

📚 APS Division of Plasma Physics Meeting Abstracts 47, QP1. 056, 2005

2005

562

29aA25P CHS プラズマの境界輸送障壁形成時における放射光強度分布計測 (ヘリカル I)

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👨‍🔬 鈴木，岡村，昇一，南,貴司，秋山

📚 プラズマ・核融合学会年会予稿集, 65, 2005

2005

563

29aA26P CHS における高速イオン励起 MHD 不安定性に誘起された高速イオン輸送と損失 (ヘリカル I)

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👨‍🔬 磯部，光孝，東井，松下

📚 プラズマ・核融合学会年会予稿集, 65, 2005

2005

564

29aA22P HIBP による CHS プラズマの内部電磁揺動計測 (ヘリカル I)

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👨‍🔬 大島，慎介，藤澤

📚 プラズマ・核融合学会年会予稿集, 63, 2005

2005

565

29aA18P CHS における境界輸送障壁研究の進展 (ヘリカル I)

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👨‍🔬 南,貴司，秋山

📚 プラズマ・核融合学会年会予稿集 22, 61, 2005

2005

566

29aA19P CHS における境界輸送障壁形成の加熱パワー閾値特性と閉じ込め改善度の評価 (ヘリカル I)

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👨‍🔬 秋山

📚 プラズマ・核融合学会年会予稿集 22, 62, 2005

2005

567

29aA21P ビーム放射分光法を用いた CHS における周辺部輸送障壁形成時の密度揺動計測 (ヘリカル I)

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👨‍🔬 大石，鉄太郎，門信一郎，吉沼，幹朗，居田，秋山

📚 プラズマ・核融合学会年会予稿集 22, 63, 2005

2005

568

30aC09P LHD における垂直 NBI 実験計画及び予備実験 (加熱・加速)

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👨‍🔬 永岡

📚 プラズマ・核融合学会年会予稿集 22, 146, 2005

2005

569

Hybrid probe measurement of peripheral plasma on CHS

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👨‍🔬 K Nagaoka, M Osakabe, M Nishiura

📚 Contributions to 31st European physical society conference on plasma physics …, 2004

2004

570

30pWQ-2 キッチンで行う物理実験 (流れが生み出す不均一水温分布)(物理教育 (教材研究・開発 (実験系))(領域 13)

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👨‍🔬 居田克巳，吉沼幹朗，永岡賢一

📚 日本物理学会講演概要集 59.1. 2, 418, 2004

2004

571

30pXH-2 CHS におけるリチウムビームプローブによる周辺及びヘリカルダイバータ領域での 2 次元計測 III (核融合プラズマ (輸送・閉じ込め))(領域 2)

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👨‍🔬 中村希一郎，井口春和，清水昭博，森崎友宏，磯部光孝，高橋千尋， ...

📚 日本物理学会講演概要集 59.1. 2, 254, 2004

2004

572

28aWJ-12 CHS における重イオンビームプローブによる揺動計測 (核融合プラズマ (不安定性))(領域 2)

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👨‍🔬 中野治久，藤澤彰英，清水昭博，大島慎介，井口春和，南貴司，吉村泰夫， ...

📚 日本物理学会講演概要集 59.1. 2, 224, 2004

2004

573

14pXB-7 CHS における輸送障壁生成と磁場配位依存性 (核融合プラズマ: 加熱・輸送・閉じ込め, 領域 2)

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👨‍🔬 岡村昇一，南貴司，秋山毅志，永岡賢一，磯部光孝，鈴木千尋，西村伸， ...

📚 日本物理学会講演概要集 59.2. 2, 180, 2004

2004

574

14aXB-7 CHS における電子サイクロトロン波駆動電流の特性 (核融合プラズマ: 不安定性・加熱, 領域 2)

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👨‍🔬 吉村泰夫，秋山毅志，磯部光孝，清水昭博，鈴木千尋，高橋千尋， ...

📚 日本物理学会講演概要集 59.2. 2, 173, 2004

2004

575

14pXB-8 CHS における ETB 形成時の周辺プラズマのプローブ計測 (核融合プラズマ: 加熱・輸送・閉じ込め, 領域 2)

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👨‍🔬 永岡賢一，南貴司，鈴木千尋，磯部光孝，大石鉄太郎，吉沼幹朗， ...

📚 日本物理学会講演概要集 59.2. 2, 180, 2004

2004

576

15aXB-6 モーショナルシュタルク分光による LHD のトロイダル電流分布計測 (核融合プラズマ: 輸送・閉じ込め, 領域 2)

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👨‍🔬 居田克巳，吉沼幹朗，渡辺清政，永岡賢一

📚 日本物理学会講演概要集 59.2. 2, 186, 2004

2004

577

Extension and its characteristics of ECRH plasma in the LHD

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👨‍🔬 S Kubo

📚 arXiv preprint physics/0410241, 2004

2004

578

23aA32P CHS における磁気面構造と輸送障壁形成との関連 (ヘリカル,(社) プラズマ・核融合学会第 21 回年会)

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👨‍🔬 岡村，昇一，南,貴司，秋山

📚 プラズマ・核融合学会年会予稿集 21, 79, 2004

2004

579

25pB17P CHS におけるリチウムビームプローブによるヘリカルダイバータ領域での 2 次元計測 IV (プラズマ計測,(社) プラズマ・核融合学会第 21 回年会)

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👨‍🔬 中村，希一郎，成廣，善三，井口，春和， ...

📚 プラズマ・核融合学会年会予稿集, 217, 2004

2004

580

23aA29P CHS における NB 入射高速イオンの衝突リップル輸送 (ヘリカル,(社) プラズマ・核融合学会第 21 回年会)

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👨‍🔬 磯部，光孝，松下

📚 プラズマ・核融合学会年会予稿集, 78, 2004

2004

581

23aA33P CHS における境界輸送障壁の形成条件と閉じ込め特性 (ヘリカル,(社) プラズマ・核融合学会第 21 回年会)

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👨‍🔬 秋山

📚 プラズマ・核融合学会年会予稿集 21, 80, 2004

2004

582

Characteristics of multiantenna rf ion source

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👨‍🔬 T Kawamoto, T Shoji, M Osakabe, Y Takeiri, T Kondo, M Hamabe, M Sato, ...

📚 Review of Scientific Instruments 77, 2004

2004

583

Observation of Anti-E× B Tripole Vortex in a Plasma

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👨‍🔬 MY Tanaka, A Okamoto, K Nagaoka, S Yosimura, J Vranjes, M Kono

📚 IEEE International Conference on Plasma Science, 341, 2003

2003

584

Observation of plasma response and ion temperature increase after impurity pellet injection in NBI discharges of LHD

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👨‍🔬 S Morita, M Goto, H Nozato

📚 Contributions to 30th European Physical Society conference on controlled …, 2003

2003

585

Effect of LH transition on MHD stability near the plasma edge in the Large Helical Device

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👨‍🔬 K Toi, S Ohdachi, S Yamamoto

📚 Contributions to 30th European Physical Society conference on controlled …, 2003

2003

586

Confinement physics study in compact helical system (CHS)

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👨‍🔬 S Okamura, T Akiyama, A Fujisawa

📚 14th international stellarator workshop and IAEA technical meeting on …, 2003

2003

587

31pZL-4 中性粒子と共存するプラズマ中の反 E× B 多極渦

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👨‍🔬 岡本敦，中野治久，原一久，永岡賢一，吉村信次，河野光雄，田中雅慶

📚 日本物理学会講演概要集 58.1. 2, 252, 2003

2003

588

30pYJ-11 CHS における新古典内部輸送障壁の特性

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👨‍🔬 南貴司，吉村泰夫，西村伸，藤澤彰英，居田克己，横山雅之，村上定義， ...

📚 日本物理学会講演概要集 58.1. 2, 235, 2003

2003

589

Observation of anti-E/spl times/B tripole vortex in a plasma

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👨‍🔬 MY Tanaka, A Okamoto, K Nagaoka, S Yosimura, J Vranjes, M Kono

📚 The 30th International Conference on Plasma Science, 2003. ICOPS 2003. IEEE …, 2003

2003

590

23aYA-8 106GHz ジャイロトロンの適用による CHS プラズマの高性能化 2

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👨‍🔬 吉村泰夫，磯部光孝，清水昭博，鈴木千尋，高橋千尋，永岡賢一，西村伸， ...

📚 日本物理学会講演概要集 58.2. 2, 185, 2003

2003

591

22pYB-11 プラズマホールのポテンシャル構造と準中性条件の破れ

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👨‍🔬 吉村信次，岡本敦，永岡賢一，田中雅慶

📚 日本物理学会講演概要集 58.2. 2, 182, 2003

2003

592

22pYB-10 プラズマ中に形成された渦構造のドップラーシフト分光計測

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👨‍🔬 岡本敦，永岡賢一，吉村信次，田中雅慶

📚 日本物理学会講演概要集 58.2. 2, 182, 2003

2003

593

23aYA-7 LHD における中性粒子ビーム電流駆動効率

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👨‍🔬 永岡賢一，渡邊清政，居田克己，長山好夫，榊原悟，成嶋吉朗，下妻隆， ...

📚 日本物理学会講演概要集 58.2. 2, 185, 2003

2003

594

26aB01 新型水素負イオン源を用いた LHD 大電力入射 (加熱 I)

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👨‍🔬 津守，克嘉，浅野，史朗，長壁，永岡

📚 プラズマ・核融合学会年会予稿集, 146, 2003

2003

595

25aA33P CHS における高 Z ビーム電流駆動実験 (ヘリカル)

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👨‍🔬 永岡

📚 プラズマ・核融合学会年会予稿集 20, 68, 2003

2003

596

25aA31P CHS における境界輸送障壁 (Edge Transport Barrier) の分布計測 (ヘリカル)

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👨‍🔬 南,貴司，岡村，昇一，居田，大石，鉄太郎，永岡

📚 プラズマ・核融合学会年会予稿集 20, 67, 2003

2003

597

25aA35P CHS における重イオンビーム計測の最近の成果について (ヘリカル)

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👨‍🔬 藤澤

📚 プラズマ・核融合学会年会予稿集 20, 69, 2003

2003

598

25aA18P NBI と ECH の重畳により形成された電子 ITB プラズマの特性 (ヘリカル)

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👨‍🔬 竹入，久保，伸,下妻，隆,横山，長壁，池田，勝則，津守，克嘉，岡良秀， ...

📚 プラズマ・核融合学会年会予稿集, 60, 2003

2003

599

25aA06P LHD における内側シフト時の NBI 方向による電子輸送の違い (2)(ヘリカル)

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👨‍🔬 舟場，久芳，大藪

📚 プラズマ・核融合学会年会予稿集 20, 54, 2003

2003

600

28aB30P CHS におけるリチウムビームプローブによるヘリカルダイバータ領域での 2 次元計測 III (計測)

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👨‍🔬 中村，希一郎，井口，春和， ...

📚 プラズマ・核融合学会年会予稿集 20, 251, 2003

2003

601

25aA38P CHS に於ける重イオンビームの計測能力の拡張について (ヘリカル)

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👨‍🔬 清水，藤澤

📚 プラズマ・核融合学会年会予稿集, 70, 2003

2003

602

25aA15P LHD における高イオン温度放電の達成 (ヘリカル)

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👨‍🔬 森田，繁,竹入，後藤，基志，池田，勝則，稲垣

📚 プラズマ・核融合学会年会予稿集 20, 59, 2003

2003

603

25aA37P CHS における電子サイクロトロン電流駆動実験 (ヘリカル)

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👨‍🔬 長崎，百伸，吉村，設楽，岡田

📚 プラズマ・核融合学会年会予稿集 20, 70, 2003

2003

604

25aA04 CHS における境界輸送障壁 (Edge Transport Barrier)(ヘリカル I)

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👨‍🔬 岡村，昇一，南,貴司，大石，鉄太郎，鈴木，居田，磯部，光孝，吉村， ...

📚 プラズマ・核融合学会年会予稿集, 51, 2003

2003

605

28aB33P CHS 実験データ収集・解析システム Cinos について (計測)

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👨‍🔬 高橋，岡村，昇一，井口，春和，居田，藤澤

📚 プラズマ・核融合学会年会予稿集, 253, 2003

2003

606

27pA32P NBI ビーム吸収分布計測 (1)(トカマク, 加熱, 電源・マグネット超伝導技術, 炉設計)

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👨‍🔬 池田，勝則，長壁，竹入，金子

📚 プラズマ・核融合学会年会予稿集, 173, 2003

2003

607

27aZB-10 ECR プラズマにおける環状高エネルギー電子の空間分布特性 (27aZB プラズマ応用 (粒子・プラズマ加速), 領域 2 (プラズマ物理・核融合, 放電分野))

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👨‍🔬 原一久，中野治久，岡本敦，永岡賢一，吉村信次，田中雅慶

📚 日本物理学会講演概要集 57.1. 2, 215, 2002

2002

608

7aSR-3 中性粒子によって誘起された反 E× B 多極渦 (プラズマ基礎・応用 (波動・相対論的プラズマ他), 領域 2)

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👨‍🔬 岡本敦，中野治久，原一久，永岡賢一，吉村信次，河野光雄，田中雅慶

📚 日本物理学会講演概要集 57.2. 2, 164, 2002

2002

609

6aTD-7 プラズマ中における Burgers 渦の観測 (圧縮性液体・波動・渦, 領域 11)

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👨‍🔬 永岡賢一，中野治久，原一久，岡本敦，吉村信次，河野光雄，田中雅慶

📚 日本物理学会講演概要集 57.2. 2, 213, 2002

2002

610

29aA08 新型水素負イオン源の特性 (プラズマ加熱・炉設計)

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👨‍🔬 津守，克嘉，永岡

📚 プラズマ・核融合学会年会予稿集 19, 193, 2002

2002

611

28pC02P LHD における負イオン NBI ビームの均一化と高収束化 (加熱・炉設計・炉システム)

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👨‍🔬 池田，勝則，竹入，長壁，岡良秀，金子

📚 プラズマ・核融合学会年会予稿集 19, 173, 2002

2002

612

26aA21P CHS におけるヘリカルリップル捕捉軌道損失高速イオンのエネルギー及びピッチ角の測定 (ヘリカル・慣性核融合)

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👨‍🔬 磯部，光孝，吉村，南,貴司，小谷，清水，永岡

📚 プラズマ・核融合学会年会予稿集, 56, 2002

2002

613

27aC22P ECR プラズマにおける環状高エネルギー電子群の観測 (プラズマ基礎・応用)

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👨‍🔬 原,一久，中野

📚 プラズマ・核融合学会年会予稿集 19, 128, 2002

2002

614

28pC06P セシウム添加ホローカソードを用いたマルチカスプ負イオン源 (加熱・炉設計・炉システム)

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👨‍🔬 岡良秀， ...

📚 プラズマ・核融合学会年会予稿集, 175, 2002

2002

615

Engineering prospects of negative-ion-based neutral beam injection system from high power operation for the large helical device

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👨‍🔬 O Kaneko, Y Takeiri, K Tsumori

📚 National Inst. for Fusion Science, Toki, Gifu (Japan), 2002

2002

616

FULL PAPERS-Fluids, Plasmas, and Electric Discharges-Plasma Flow Measurement Using Directional Langmuir Probe Under Weakly Ion-Magnetized Conditions

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👨‍🔬 K Nagaoka, A Okamoto, S Yoshimura, MY Tanaka

📚 Journal of the Physical Society of Japan 70 (1), 131-137, 2001

2001

617

Observation of multipole vortices in ECR plasma

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👨‍🔬 A Okamoto, T Ishihara, K Nagaoka, S Yoshimura, MY Tanaka

📚 Proceedings of plasma science symposium 2001 and the 18th symposium on …, 2001

2001

618

Plasma flow measurement and structure formation in a rotating magnetized plasma

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👨‍🔬 K Nagaoka, T Ishihara, A Okamoto, S Yoshimura, MY Tanaka

📚 Proceedings of plasma science symposium 2001 and the 18th symposium on …, 2001

2001

619

17aRA-5 プラズマ中のバーガース渦と散逸

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👨‍🔬 永岡賢一，原一久，岡本敦，吉村信次，田中雅慶

📚 日本物理学会講演概要集 56.2. 2, 121, 2001

2001

620

17aRA-4 ECR プラズマ中の多極渦と中性粒子分布

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👨‍🔬 岡本敦，原一久，永岡賢一，吉村信次，田中雅慶

📚 日本物理学会講演概要集 56.2. 2, 121, 2001

2001

621

17aRA-2 ECR プラズマにおける環状高エネルギー電子の発生

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👨‍🔬 原一久，中野治久，岡本敦，永岡賢一，吉村信次，田中雅慶

📚 日本物理学会講演概要集 56.2. 2, 120, 2001

2001

622

Plasma Hole as a Localized Structure of Vorticity in a Rotating Magnetized Plasma

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👨‍🔬 MY Tanaka, K Nagaoka, A Okamoto, S Yoshimura, M Kono

📚 APS Division of Plasma Physics Meeting Abstracts 43, BP1. 027, 2001

2001

623

24aD-3 HYPER-I 装置における渦対の観測 II

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👨‍🔬 岡本敦，石原違三，中村希一郎，永岡賢一，吉村信次，田中雅慶

📚 日本物理学会講演概要集 55.1. 2, 167, 2000

2000

624

24aD-2 Hyper-I 装置におけるキャビティー・ウォール形成

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👨‍🔬 永岡賢一，石原達三，岡本敦，中村希一郎，吉村信次，田中雅慶

📚 日本物理学会講演概要集 55.1. 2, 167, 2000

2000

625

24aD-1 HYPER-I 装置における電子サイクロトロン波の偏波測定 II

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📚 日本物理学会講演概要集 55.1. 2, 166, 2000

2000

626

Plasma flow measurement using directional langmuir probe

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👨‍🔬 MY Tanaka, S Yoshimura, K Nagaoka, A Okamoto

📚 New frontiers in plasma physics, 328-330, 2000

2000

627

25aXF-2 Plasma Hole における流れ場の構造

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👨‍🔬 永岡賢一，原一久，石原達三，岡本敦，吉村信次，田中雅慶

📚 日本物理学会講演概要集 55.2. 2, 181, 2000

2000

628

25aXF-1 ECR プラズマ中の渦構造形成

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📚 日本物理学会講演概要集 55.2. 2, 180, 2000

2000

629

Experimental Observation of a Hole Structure and Associated Velocity Field in a Rotating Plasma

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👨‍🔬 K Nagaoka, T Ishihara, A Okamoto, S Yoshimura, MY Tanaka

📚 APS Division of Plasma Physics Meeting Abstracts 42, CP1. 030, 2000

2000

630

Vortex Pair Formation in an ECR Plasma

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👨‍🔬 A Okamoto, T Ishihara, K Nagaoka, S Yoshimura, MY Tanaka

📚 APS Division of Plasma Physics Meeting Abstracts 42, CP1. 031, 2000

2000

631

31p-XM-6 プラズマ生成領域におけるポインティング束の測定 II

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📚 日本物理学会講演概要集 54.1. 4, 843, 1999

1999

632

31p-XM-7 プラズマ生成領域における流れ場の構造 III

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📚 日本物理学会講演概要集 54.1. 4, 844, 1999

1999

633

25pYG-8 HYPER-I 装置における渦対の観測

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📚 日本物理学会講演概要集 54.2. 2, 160, 1999

1999

634

25pYG-7 HYPER-I 装置における電子サイクロトロン波の偏波測定

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📚 日本物理学会講演概要集 54.2. 2, 160, 1999

1999

635

30a-YQ-12 プラズマ生成領域における流れ場の構造

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📚 日本物理学会講演概要集 53.1. 4, 792, 1998

1998

636

25a-C-4 プラズマ生成領域におけるポインティング束の測定

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📚 日本物理学会講演概要集 53.2. 4, 927, 1998

1998

637

25a-C-3 プラズマ生成領域における流れ場の構造 II

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📚 日本物理学会講演概要集 53.2. 4, 926, 1998

1998

638

Studies on keeping freshness of broccoli after harvest, 2: The relationship between cultivars, maturity rates and chemical contents, storage ability of broccoli

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📚 Bulletin of the Kagawa Agricultural Experiment Station (Japan), 1989

1989

639

Rapid characterization of spices and herbs by direct heating sample introduction using a curie? point pyrolyzer

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👨‍🔬 K Hashimoto, T Inoue, K Nagaoka, Y Sumida, S Terada, C Watanabe

📚 Journal of High Resolution Chromatography 11 (4), 347-350, 1988

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640

Varietal studies on the characteristics of Broccoli harvested in early fall.

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📚 Bulletin of Kagawa Agricultural Experiment Station, 1986

1986

641

Effect of the damage induced by neon ion implantation in InP

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👨‍🔬 Y Kamiya, K Nagaoka, T Itoh

1985

642

The striped flea beetle [Phyllotreta strierata] control method for the summer cropping Chin-guen-tsai

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📚 Bulletin of Kagawa Agricultural Experiment Station (Japan), 1985

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643

Varietal differences in cabbage to diamondback moth (Plutella xylostella L.)

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👨‍🔬 T Watanabe, K Nagaoka

📚 Proceedings of the Association for Plant Protection of Shikoku (Japan), 1985

1985

644

Effects of a change of temperature in winter on growth, development, harvesttime and so on of broccoli

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📚 Bulletin of Kagawa Agricultural Experiment Station (Japan), 1985

1985

645

Comparison of three types of procedures for myocardial protection during open-heart surgery (author's transl)

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👨‍🔬 H Watanabe, N Kosai, K Nagaoka, T Mutoh, M Masuda, Y Miyauchi, K Itoh

📚 [Zasshi][Journal]. Nihon Kyobu Geka Gakkai 29 (2), 186-201, 1981

1981

646

Proceedings: Evaluation of left ventricular function using scinti-camera equipped with a double-channeled cardiac ejection synchronizer

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👨‍🔬 A Kasahara, M Tsuchioka, T Ueta, H Yamada, K Nagaoka

📚 Japanese circulation journal 39 (7), 845-846, 1975

1975

647

Early diagnosis of lung cancer (problems of accuracy in the diagnosis of lung cancer)

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👨‍🔬 Y Kojo, M Kono, K Nagaoka

📚 Iryo 20 (8), 792-798, 1966

1966

648

Simulation Experiment of Confinement Improvement of Plasmas for Super Science Highschool (SSH) Program (Fluid Dynamics Experiment in Kitchen)

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👨‍🔬 K Ida, M Yoshinuma, K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 413, 0

649

Observations of Impurity Hole on LHD

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650

Improvement of Beam Optics in the Accelerator with Multi-Slot Grounded Grid

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📚 Annual Report of National Institute for Fusion Science, 130, 0

651

Achievement of High Ion Temperature Plasmas on LHD

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📚 Annual Report of National Institute for Fusion Science, 14, 0

652

Study of Secondary Particles in Multi-aperture Accelerator

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👨‍🔬 M Kisaki, K Tsumori, K Ikeda, H Nakano, M Osakabe, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 203, 0

653

Studies on Steady State Spherical Tokamak by the “Plasma Boundary Dynamics Experimental Device (QUEST)” in Kyushu University

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📚 Annual Report of National Institute for Fusion Science, 526, 0

654

Injection Performance of Neutral Beam Injection System in the 13th Campaign

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📚 Annual Report of National Institute for Fusion Science, 141, 0

655

Kinetic Effect of Beam Ion in a High-beta Region by Equivalent NBI Technique

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📚 Annual Report of National Institute for Fusion Science, 329, 0

656

Reversal of Intrinsic Rotation and Torque Driven by ECH in LHD Plasmas

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📚 Annual Report of National Institute for Fusion Science, 99, 0

657

Exploration of Advanced Plasma Heating Scenarios in the Large Helical Device

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📚 Annual Report of National Institute for Fusion Science, 132, 0

658

Measurement of the Plasma Parameters in a Large-scaled Negative Ion Source Using Time-resolved Langmuir Probe

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📚 Annual Report of National Institute for Fusion Science, 168, 0

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Edge Harmonic Oscillations measured using Beam Emission Spectroscopy in CHS

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660

Vorticity Distribution of an Anti-E XB Tripolar Vortex in a Charge-Exchange Dominated Plasma

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📚 Annual Report of National Institute for Fusion Science, 288, 0

661

Transport of Ion/electron Energy in High Te Plasmas in the Large Helical Device

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📚 Annual Report of National Institute for Fusion Science, 59, 0

662

A Change of the Edge Density Profi le in the ETB Plasmas

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📚 Annual Report of National Institute for Fusion Science, 303, 0

663

Change of Effective Anode Area in Neutral Beam Injector for Compact Helical System

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👨‍🔬 DH Chang, K Nagaoka, M Osakabe, Y Takeiri

📚 (No Title), 323, 0

664

Adsorption and Desorption Behavior of Tritium in the Plasma-Facing Materials

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📚 Annual Report of National Institute for Fusion Science, 401, 0

665

Ion Transport Improvement in Core Electron Root Confi nement (CERC) Plasmas Heated with NBI and ECRH

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📚 Annual Report of National Institute for Fusion Science, 13, 0

666

NB Power Dependence on Formation of Edge Transport Barrier in Compact Helical System

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📚 Annual Report of National Institute for Fusion Science, 263, 0

667

Extension of High-Ion-Temperature Regime in LHD

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📚 Annual Report of National Institute for Fusion Science, 12, 0

668

Observation of Vortex Pair in the HYPER-I Device

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📚 Annual Report of National Institute for Fusion Science, 282, 0

669

Doppler Shift Spectroscopy System for LHD-NBI H? Ion Source

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📚 Annual Report of National Institute for Fusion Science, 146, 0

670

Studies of Characteristics of Helicity-induced Alfv? n Eigenmodes in LHD Plasmas

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📚 Annual Report of National Institute for Fusion Science, 71, 0

671

Collection of Beam Profile by Modifying Aperture Shape of Steering Grid

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📚 Annual Report of National Institute for Fusion Science, 141, 0

672

Correction of Beam Profi le by Modifying Aperture Shape of Steering Grid II

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📚 Annual Report of National Institute for Fusion Science, 137, 0

673

Discharge Aiming at High Stored Energy in Compact Helical System (CHS)

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📚 Annual Report of National Institute for Fusion Science, 277, 0

674

Volume 11 Special Issue 1 (2016)

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Excitation of Stable Alfv n Eigenmodes by Application of Alternating Magnetic Field Perturbations in CHS

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👨‍🔬 T Ito, K Toi, G Matsunaga, M Isobe, K Nagaoka, T Akiyama, T Minami

📚 Annual Report of National Institute for Fusion Science, 300, 0

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Observation of Annular Electron Acceleration in an ECR Plasma

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👨‍🔬 K Hara, H Nakano, A Okamoto, K Nagaoka, S Yoshimura, MY Tanaka

📚 Annual Report of National Institute for Fusion Science, 307, 0

677

Anti-E× B Vortex Observed in the HYPER-I Device

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👨‍🔬 A Okamoto, R Nakano, K Hara, K Nagaoka, S Yoshimura, MY Tanaka

📚 Annual Report of National Institute for Fusion Science, 306, 0

678

Extention of High Te Regime in the Large Helical Device

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👨‍🔬 H Takahashi, K Nagaoka, H Nakano, I Yamada, R Yasuhara, S Murakami

📚 Annual Report of National Institute for Fusion Science, 58, 0

679

Development of Quasi-steady State High Ion Temperature Scinarios on LHD

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👨‍🔬 M Osakabe, S Murakami, H Takahashi, I Yamada, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 15, 0

680

Multi-antenna RF ion source under a high RF power level

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👨‍🔬 Y Oka, T Shoji, O Kaneko, Y Takeiri, K Tsumori, M Osakabe, K Ikeda, ...

681

Reheat Mode Discharges in Search of Attainable High Stored Energy of CHS

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682

Electrostatic Response of Ionic Plasma in a Negative Ion Source for NBI

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👨‍🔬 K Tsumori, H Nakano, M Kisaki, K Ikeda, Y Takeiri, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 215, 0

683

20PA-017

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👨‍🔬 K Tsumori, H Nakano, M Kisaki, S Geng, K Ikeda, K Nagaoka, M Osakabe, ...

684

Abrupt Drop of Toroidal Flow Due to Stochastization of Magnetic Field

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👨‍🔬 K Ida, K Nagaoka, M Yoshinuma

📚 Annual Report of National Institute for Fusion Science, 94, 0

685

High power and stable injection

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📚 Annual Report of National Institute for Fusion Science, 142, 0

686

Revisiting to the Plasma Hole Structure Using Advanced Diagnostics

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👨‍🔬 S Yoshimura, K Nagaoka, A Okamoto, M Aramaki, K Terasaka, ...

📚 Annual Report of National Institute for Fusion Science, 433, 0

687

Response of H? Density in the Vicinity of Plasma Grid in H? Source for NBI

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👨‍🔬 H Nakano, K Tsumori, M Kisaki, M Shibuya, K Nagaoka, K Ikeda, ...

📚 Annual Report of National Institute for Fusion Science, 174, 0

688

Recent Progress on High Ion Temperature Experiment with High-Z Discharge in LHD

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📚 Annual Report of National Institute for Fusion Science, 25, 0

689

Measurement of Damping Rates of Stable TAEs Excited by Application of External Alternating Magnetic Perturbations in CHS

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📚 Annual Report of National Institute for Fusion Science, 277, 0

690

Observation of Ti Increase in the ECRH Heated Plasmas in the LHD

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📚 Annual Report of National Institute for Fusion Science, 61, 0

691

Volume 5 Special Issue 2 (2010)

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Measurement and Control of the Sheath Heat Flux onto High Temperature Tungsten Surface

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👨‍🔬 H Matsuura, Y Nakashima, M Sakamoto, K Hosoi, H Takeda, K Ichimura, ...

📚 Annual Report of National Institute for Fusion Science, 481, 0

693

Orbit Studies of Fast Ions Produced by Neutral Beam Injection on QUEST (Q-shu University Experiment with Steady State Spherical Tokamak)

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👨‍🔬 M Osakabe, Y Takeiri, K Nagaoka, H Zushi, M Hasegawa

📚 Annual Report of National Institute for Fusion Science, 535, 0

694

Evidence of Clump-hole Pair Creation in the Fastion Velocity Space during Bursting AE-activities

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📚 Annual Report of National Institute for Fusion Science, 76, 0

695

Fraction of Neutral Beam with Different Energies Measured by the Beam Emission Diagnostic

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👨‍🔬 K Ikeda, K Nagaoka, M Osakabe

📚 (No Title), 72, 0

696

Study on Collisional Ripple Transport of Neutral Beam-Injected Energetic Ions in CHS

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👨‍🔬 M Isobe, Y Yoshimura, K Nagaoka, T Minami, A Shimizu, M Nishiura, ...

📚 Annual Report of National Institute for Fusion Science, 271, 0

697

18PB-029

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👨‍🔬 M Yoshinuma, K Ida, K Nagaoka

698

Spontaneous Excitation of Pulsed Magnetic Fluctuations in HYPER-I

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📚 Annual Report of National Institute for Fusion Science, 311, 0

699

Experimental Study on Turbulence Transition with an Axial Vector Field

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👨‍🔬 Y Hidaka, K Nagaoka, S Yoshimura, K Terasaka

📚 Annual Report of National Institute for Fusion Science, 455, 0

700

Survey of Optimum Tangency Radii for Neutral Beam Injection on QUEST (Q-shu University Experiment with Steady State Spherical Tokamak)

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👨‍🔬 M Osakabe, Y Takeiri, K Nagaoka, H Zushi, M Hasegawa, SK Sharma

📚 Annual Report of National Institute for Fusion Science, 508, 0

701

Energy Dependence of Emission Cross Sections for Charge Exchange Recombination Process

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👨‍🔬 I Murakami, K Ida, M Yoshinuma, K Nagaoka, D Kato, K Kamiya

📚 Annual Report of National Institute for Fusion Science, 106, 0

702

Theoretical Study towards the Extension of High Ion Temperature Regime in LHD

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👨‍🔬 M Yokoyama, S Matsuoka, H Funaba, K Ida, K Nagaoka, M Yoshinuma, ...

📚 Annual Report of National Institute for Fusion Science, 205, 0

703

Characteristics of Microturbuelnce and its Impact on Particle and Momentum Transport in LHD

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📚 Annual Report of National Institute for Fusion Science, 99, 0

704

Further Extension of High-Ion-Temperature Regime in LHD

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📚 Annual Report of National Institute for Fusion Science, 18, 0

705

Spectroscopic Observations of Beam and Source Plasma Light for LHD-NBI Large Area H? Source

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📚 Annual Report of National Institute for Fusion Science, 132, 0

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Further Development of Neutral Beam Injection Power in the 11th Campaign

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📚 Annual Report of National Institute for Fusion Science, 134, 0

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Electron Density Measurement of Large Scale Negative Ion Source

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📚 Annual Report of National Institute for Fusion Science, 175, 0

708

Simultaneous Operation of Compact Cesium Hollow Cathodes in 1/3rd scale H-Source

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👨‍🔬 Y Oka, Y Belchenko, V Davydenko, K Ikeda, O Kaneko, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 142, 0

709

Response of Electron to Bias Voltage in Large Negative Ion Source

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📚 Annual Report of National Institute for Fusion Science, 217, 0

710

Analysis of NBI Particle Orbit and Beam Pressure in High Beta Plasma of LHD

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📚 Annual Report of National Institute for Fusion Science, 58, 0

711

Ion Temperature Rise in Electron-ITB Plasmas Formed with Combination of ECH and NBI

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Plasma Boundary Condition for Edge Transport Barrier Formation

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📚 Annual Report of National Institute for Fusion Science, 267, 0

713

Performance of Neutral Beam Injection Systems in the 9th Campaign

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📚 (No Title), 135, 0

714

Effect of Re-entering Fast Ion Produced by NB on the Heating Power Profile and Velocity Distribution Function

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👨‍🔬 R Seki, K Nagaoka, KY Watanabe, Y Suzuki, Y Matsumoto

📚 Annual Report of National Institute for Fusion Science, 55, 0

715

On the Degradation of Ion-temperature at High-Ti LHD-plasmas with Carbon Pellet Injection (II)

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👨‍🔬 M Osakabe, H Takahashi, S Murakami, K Ida, K Nagaoka, R Seki, ...

📚 Annual Report of National Institute for Fusion Science, 8, 0

716

Status of Negative-Ion-Based Neutral Beam Injection System of LHD

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📚 Annual Report of National Institute for Fusion Science, 139, 0

717

Profile Measurement of Negative Ion Density with Cavity Ringdown Method in Negative-Hydrogen-Ion-Source Plasma

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📚 Annual Report of National Institute for Fusion Science, 169, 0

718

Measurement of the Heat Flux Change Due to Confinement Transition in Heliotron J

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👨‍🔬 H Matsuura, S Ohshima, H Okada, T Mizuuchi, K Nagaoka, T Mutoh

📚 Annual Report of National Institute for Fusion Science, 504, 0

719

Electron Density Measurement of Negative Ion Source by Means of Surface Wave Probe

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📚 Annual Report of National Institute for Fusion Science, 172, 0

720

Development of Positive Ion Sources for a Perpendicular Neutral Beam Injector (II)-Development of Accelration Grid System

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👨‍🔬 M Osakabe, K Nagaoka, Y Takeiri, K Tsumori, M Sato, M Shibuya

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Evaluation of Deeply Trapped Fast-ion Confinement Using the NB-blip Experiments? II?

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👨‍🔬 M Osakabe, T Tokuzawa, M Isobe, K Nagaoka, S Murakami, S Kobayashi

📚 Annual Report of National Institute for Fusion Science, 64, 0

722

Response of Alfven Eigenmodes Driven by Energetic Ions on Electron Cyclotron Heating in LHD

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📚 Annual Report of National Institute for Fusion Science, 135, 0

723

Theoretical Study on Transport Properties of High-ion-temperature LHD Plasmas towards Further Increase of Ion Temperature

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👨‍🔬 M Yokoyama, K Ida, M Yoshinuma, K Nagaoka, T Ido, A Shimizu, ...

📚 Annual Report of National Institute for Fusion Science, 173, 0

724

Spectra of Hα Lines and Cs Lines from the Negative Ion Sources during NB Injection

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👨‍🔬 Y Oka, K Ikeda, Y Takeiri, K Tsumori, O Kaneko, K Nagaoka, M Osakabe, ...

725

Study on Helically Trapped Energetic Ion Losses in Compact Helical System

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👨‍🔬 M Isobe, DS Darrow, Y Yoshimura, K Nagaoka, H Matsushita, S Okamura

📚 Annual Report of National Institute for Fusion Science, 272, 0

726

3-D effects on viscosity and flows

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👨‍🔬 K Ida, M Yoshinuma, K Nagaoka

727

Observation of Spontaneous Toroidal Flow Driven by Ion Temperature Gradient on LHD

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👨‍🔬 M Yoshinuma, K Ida, M Yokoyama, K Nagaoka, M Osakabe

📚 Annual Report of National Institute for Fusion Science, 25, 0

728

Caesium-deposition in the Large Area Negative Ion Source for LHD-NBI

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👨‍🔬 Y Oka, K Tsumori, K Ikeda, O Kaneko, K Nagaoka, M Osakabe, Y Takeiri, ...

📚 Annual Report of National Institute for Fusion Science, 136, 0

729

Orbit Study of Energetic Particles on QUEST (Q-shu University Experiment with Steady State Spherical Tokamak)

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👨‍🔬 M Osakabe, Y Takeiri, K Nagaoka, H Zushi, M Hasegawa

📚 Annual Report of National Institute for Fusion Science, 526, 0

730

Finite Beta Effect on Plasma Parameters of LHD Divertor Legs

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👨‍🔬 H Matsuura, K Nagaoka, G Kawamura, T Morisaki, S Masuzaki, ...

📚 Annual Report of National Institute for Fusion Science, 25, 0

731

High Density Plasma Experiment HYPER-I

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👨‍🔬 MY Tanaka, S Yoshimura, K Nagaoka, A Okamoto, K Hara, A Tsushima

📚 Annual Report of National Institute for Fusion Science, 303, 0

732

Long-Pulse Plasma Discharge Using a Positive-NB Injector

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👨‍🔬 Y Takeiri, M Osakabe, K Nagaoka, M Sato, Y Yoshimura

📚 Annual Report of National Institute for Fusion Science, 18, 0

733

Shear Alfvén spectra and mode structures of neutral-beam-heated Alfvén eigenmode discharges of CHS

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👨‍🔬 M Isobe, K Ogawaa, K Toi, DA Spongb, A Shimizu, K Nagaoka, ...

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Edge Pedestal Structure Measured with CXS at a Horizontally Elongated Cross Section

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👨‍🔬 S Nishimura, K Nagaoka, Y Yoshimura, K Nakamura, T Ohishi, T Minami, ...

735

Present Operational Regime of High Temperature Plasmas in the Large Helical Device

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👨‍🔬 H Takahashi, K Nagaoka, H Nakano, S Murakami

📚 Annual Report of National Institute for Fusion Science, 53, 0

736

Spatial Distribution of Electron and H? Ion Densities with and without Beam Extraction in the Beam Extraction Region of a NIFS-R&D Negative Ion Source

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👨‍🔬 K Tsumori, H Nakano, M Kisaki, K Ikeda, K Nagaoka, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 173, 0

737

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👨‍🔬 K Tsumori, H Nakano, K Nagaoka, K Ikeda, M Kisaki, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 167, 0

738

Dynamics of Ion Internal Transport Barrier in LHD Heliotron

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👨‍🔬 K Ida, M Yoshinuma, K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 23, 0

739

Doppler Shift Spectra of Hα Lines from Negative Ion Based Neutral Beams

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👨‍🔬 Y Oka, L Grisham, N Umeda, K Ikeda, Y Takeiri, K Tsumori, A Honda, ...

📚 Annual Report of National Institute for Fusion Science, 73, 0

740

Extension of Operational Regime in High-Ti Plasmas in the LHD

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👨‍🔬 H Takahashi, M Osakabe, K Nagaoka, I Yamada, K Ida, Y Takeiri, ...

📚 Annual Report of National Institute for Fusion Science, 6, 0

741

Dynamic Transport Study of Heat and Momentum Transport in the Plasma with Improved Ion Confinement in LHD

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👨‍🔬 K Ida, H Lee, M Osakabe, M Yokoyama, C Suzuki, K Nagaoka, R Seki, ...

📚 Annual Report of National Institute for Fusion Science, 22, 0

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Comparison of Impurity Poloidal Rotations in Recent Improved Modes in CHS

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👨‍🔬 S Nishimura, S Okamura, K Nagaoka, Y Yoshimura, T Minami, T Akiyama, ...

📚 Annual Report of National Institute for Fusion Science, 272, 0

743

Development of the Advanced Diagnostics for Steady State Operation in Spherical Tokamak QUEST

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👨‍🔬 H Zushi, K Uchino, A Mase, M Shiratani, S Inagaki, K Hanada, ...

📚 Annual Report of National Institute for Fusion Science, 520, 0

744

Basic Plasma Experiments Using HYPER-I

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👨‍🔬 MY Tanaka, S Yoshimura, K Nagaoka, K Hara, H Nakano, A Tsushima, ...

📚 Annual Report of National Institute for Fusion Science, 287, 0

745

Measurement of Pitch Angle of Magnetic Field Using Motional Stark Effect (MSE) Spectroscopy

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👨‍🔬 K Ida, M Yoshinuma, KY Watanabe, K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 68, 0

746

Development of Multichannel HCN Laser I nterferometer on CHS

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📚 Annual Report of National Institute for Fusion Science, 278, 0

747

Linkage of Scientific Research Fields on Plasma Physics

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👨‍🔬 M Kikuchi, K Ida, A Ando, H Yoneda, T Kawamura, M Furukawa, ...

📚 Annual Report of National Institute for Fusion Science, 448, 0

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Development of Positive Ion Sources for a Perpendicular Neutral Beam Injector (I)-Development of Plasma Generator

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👨‍🔬 M Osakabe, K Nagaoka, K Tsumori, Y Takeiri, M Sato, M Shibuya

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Improvements of a Negative Ion Source with Multi-Slot Grounded Grid

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👨‍🔬 K Tsumori, K Nagaoka, K Ikeda, M Osakabe, Y Oka, Y Takeiri, O Kaneko, ...

📚 Annual Report of National Institute for Fusion Science, 140, 0

750

Propagation of Electron Cyclotron Waves

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👨‍🔬 S Yoshimura, MY Tanaka, K Nagaoka, A Okamoto, K Nakamura

📚 Annual Report of National Institute for Fusion Science, 260, 0

751

Excitation of Electrostatic Fluctuations with Long-Distance Correlation in LH Transition Plasmas on the Compact Helical System

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👨‍🔬 M Takeuchi, K Toi, K Nagaoka, C Suzuki, T Minami, T Akiyama, M Isobe, ...

📚 Annual Report of National Institute for Fusion Science, 276, 0

752

Operation Summary of Neutral Beam Injection System in the 16th Campaign

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👨‍🔬 Y Takeiri, K Tsumori, M Osakabe, K Ikeda, K Nagaoka, H Nakano, ...

📚 Annual Report of National Institute for Fusion Science, 199, 0

753

Measurement of Core Stochastization on High Ti Plasma Using Heat Pulse Propagation

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👨‍🔬 H Tsuchiya, K Nagaoka, H Takahashi, H Nakano, K Ida, M Osakabe

📚 Annual Report of National Institute for Fusion Science, 63, 0

754

Fluctuation Behavior in High Ti Mode

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👨‍🔬 K Tanaka, K Nagaoka, CA Michael, LN Vyacheslavov

📚 Annual Report of National Institute for Fusion Science, 25, 0

755

Up-grade of Positive-ion Based Neutral Beam Injector for Perpendicular Injection on LHD

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👨‍🔬 M Osakabe, K Nagaoka, M Sato, Y Takeiri, M Shibuya, K Tsumori

📚 Annual Report of National Institute for Fusion Science, 134, 0

756

Design Study of Long-Pulse NBI for the Plasma Boundary Dynamics Experimental Device

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👨‍🔬 Y Takeiri, K Nagaoka, M Osakabe, H Zushi

757

Recent Progress on High Ion Temperature Experiment in the LHD

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👨‍🔬 K Ikeda, S Morita, Y Takeiri, K Ida, O Kaneko, T Mutoh, Y Nakamura, ...

758

Dependences of OXB Heating Effect on Experimental Conditions in CHS

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👨‍🔬 Y Yoshimura, K Nagasaki, S Ferrando-Margalet, T Akiyama, M Isobe, ...

📚 Annual Report of National Institute for Fusion Science, 307, 0

759

Injection Summary of Neutral Beam Injection System in the 12th Campaign

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👨‍🔬 Y Takeiri, O Kaneko, K Tsumori, M Osakabe, K Ikeda, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 124, 0

760

Improvement in Central Electron Temperature for High-Ti Plasmas in LHD

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👨‍🔬 H Takahashi, Y Yoshimura, M Osakabe, K Nagaoka, I Yamada, ...

📚 Annual Report of National Institute for Fusion Science, 16, 0

761

Effect of Modified Cusp Magnetic Field in Arc Chamber of H? Source for NBI

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📚 Annual Report of National Institute for Fusion Science, 172, 0

762

Effective Utilizing Wall Conditioning by ICH Main Plasma Discharges for High Ti Mission Experiment

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👨‍🔬 H Nakano, K Nagaoka, S Murakami, H Takahashi

📚 Annual Report of National Institute for Fusion Science, 55, 0

763

Experimental Study on Heat Flux of Divertor Plasma (Measurement of Sheath Heat Flux on the Surface of Gamma 10 Divertor Plates)

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👨‍🔬 H Matsuura, Y Nakashima, M Sakamoto, K Hosoi, H Takeda, K Ichimura, ...

📚 Annual Report of National Institute for Fusion Science, 516, 0

764

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👨‍🔬 A Ando, K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 17, 0

765

Core Temperature Flattening by Formation of Stochastic Magnetic Field

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👨‍🔬 H Tsuchiya, K Ida, M Osakabe, K Nagaoka, Y Nagayama

📚 Annual Report of National Institute for Fusion Science, 95, 0

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Upgrade of Radial Neutral Beam Injection System on LHD

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👨‍🔬 M Osakabe, M Sato, K Tsumori, H Nakano, M Shibuya, S Masuzaki, ...

📚 Annual Report of National Institute for Fusion Science, 166, 0

767

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👨‍🔬 H Matsuura, S Ohshima, K Hashimoto, H Okada, S Kobayashi, T Mizuuchi, ...

📚 Annual Report of National Institute for Fusion Science, 526, 0

768

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👨‍🔬 K Ida, M Yoshinuma, K Nagaoka, M Osakabe, M Yokoyama

📚 Annual Report of National Institute for Fusion Science, 24, 0

769

Time Evolutions of the Ion Temperature in the Edge Transport Barrier (ETB) Operations in CHS

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👨‍🔬 S Nishimura, S Okamura, T Minami, T Akiyama, K Nagaoka, Y Yoshimura, ...

📚 Annual Report of National Institute for Fusion Science, 271, 0

770

High-Ion Temperature Experiments with High-Z Plasmas in LHD

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👨‍🔬 Y Takeiri, S Morita, K Tsumori, K Ikeda, Y Oka, M Osakabe, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 41, 0

771

Particle Balance Study in Steady-state Operation of Pure Hydrogen Plasma with Central Beam Fueling

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👨‍🔬 Y Takeiri, K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 69, 0

772

Operational Status of Negative-Ion-Based Neutral Beam Injection System in LHD

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👨‍🔬 Y Takeiri, O Kaneko, Y Oka, K Tsumori, M Osakabe, K Ikeda, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 136, 0

773

Ahn JW, Counsell GF and Kirk A: L-mode SOL width scaling in the MAST spherical tokamak 1077 Akers R: see Kaye SM A429

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👨‍🔬 T Akiyama, S Okamura, T Minami, A Fujisawa, T Oishi, S Kado, ...

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Velocity Spectrum for the LHD-Neutral Beam Injector Beam

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👨‍🔬 Y Oka, L Grisham, K Ikeda, Y Takeiri, K Tsumori, O Kaneko, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 66, 0

775

Control of Magnetic Shear with Neutral Beam Current Drive in LHD

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👨‍🔬 K Ida, M Yoshinuma, T Kobuchi, KY Watanabe, K Nagaoka, S Inagaki

📚 Annual Report of National Institute for Fusion Science, 25, 0

776

Profile Characteristic of Edge Transport Barrier on CHS

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👨‍🔬 T Minami, S Okamura, Y Yoshimura, K Nagaoka, M Isobe, C Suzuki, ...

📚 Annual Report of National Institute for Fusion Science, 262, 0

777

High Power Beam Injection with Newly Designed Accelerator for LHD-NBI Beam Line# 1

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📚 Annual Report of National Institute for Fusion Science, 143, 0

778

Observation of Overdense Plasma Heating by ECH Due to OXB Mode Conversion in CHS

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👨‍🔬 Y Yoshimura, K Nagasaki, T Akiyama, M Isobe, A Shimizu, C Suzuki, ...

779

Absolute Negative Ion Density Measured with Cavity Ringdown Method in Negative-Hydrogen-Ion-Source Plasma

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👨‍🔬 H Nakano, K Tsumori, K Nagaoka, M Shibuya, K Ikeda, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 143, 0

780

Observation of Plasma Hole in a Rotating Plasma, II: Structure of Plasma Potential

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👨‍🔬 S Yoshimura, MY Tanaka, K Nagaoka, A Okamoto, T Ishihara, K Hara

📚 Annual Report of National Institute for Fusion Science, 305, 0

781

H? Density Profile Parallel to Plasma Grid in H? Source for Neutral Beam

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👨‍🔬 H Nakano, K Tsumori, M Kisaki, M Shibuya, K Ikeda, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 201, 0

782

Comparison of the Wall Conditioning Effects between ICH and ECH Discharge Cleaning from a Viewpoint of the Microscopic Modification of the First-wall Surface of the LHD

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👨‍🔬 M Tokitani, H Takahashi, T Nakano, K Nagaoka, H Kasahara, ...

📚 Annual Report of National Institute for Fusion Science, 64, 0

783

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👨‍🔬 K Ikeda, M Osakabe, I Murakami, D Kato, M Kisaki, Y Takeiri, K Tsumori, ...

784

Achievement of a High-Ion Temperatu re in Argon-Seeded Discharges by High-Energy NBI Heating

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👨‍🔬 Y Takeiri, S Morita, J Miyazawa, K Tsumori, K Ikeda, Y Oka, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 6, 0

785

Spatial Distribution and Velocity Distribution Function of Electrons in Annular Acceleration Region

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👨‍🔬 S Yoshimura, K Nagaoka, MY Tanaka, K Hara, A Okamoto, H Nakano

📚 Annual Report of National Institute for Fusion Science, 308, 0

786

Control of Magnetic Shear by Neutral Beam Injection in LHD

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👨‍🔬 K Ida, M Yoshinuma, T Kobuchi, KY Watanabe, K Nagaoka

787

Beam ion confinement and heat deposition of perpendicularly injected NBI heating in LHD

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👨‍🔬 S Murakami, M Osakabe, K Ida, M Yoshinuma, T Ozaki, T Tokuzawa, ...

788

Polar Distribution of Ion and Electron Saturation Currents of Electro-Negative Plasma in Caesium-Seeded Negative Ion Source

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👨‍🔬 K Tsumori, H Nakano, M Kisaki, K Ikeda, K Nagaoka, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 202, 0

789

Impact of ICRH-discharge Conditioning on Realization of High-Ti Plasmas in the LHD

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👨‍🔬 H Takahashi, M Osakabe, K Nagaoka, I Yamada, K Ida, Y Takeiri, ...

📚 Annual Report of National Institute for Fusion Science, 11, 0

790

High-Ti Experiments in 13th Experimental Campaign on LHD

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👨‍🔬 K Nagaoka, M Yoshinuma, Y Takeiri, K Ida, M Yokoyama, T Ido, S Morita, ...

📚 Annual Report of National Institute for Fusion Science, 8, 0

791

Observation of Multipole Vortices in the HYPER-I Device

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👨‍🔬 A Okamoto, K Hara, K Nagaoka, S Yoshimura, MY Tanaka

📚 Annual Report of National Institute for Fusion Science, 306, 0

792

Measurement of Edge Transport Barrier Structure by Langmuir Probe in the Compact Helical System

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👨‍🔬 M Takeuchi, K Toi, K Nagaoka, C Suzuki, T Minami, T Akiyama, ...

📚 Annual Report of National Institute for Fusion Science, 276, 0

793

Indication of Bulk-ion Heating by Energetic Particle Driven Geodesic Acoustic Mode

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👨‍🔬 M Osakabe, T Ido, T Itoh, K Ogawa, M Isobe, K Toi, A Shimizu, ...

📚 Annual Report of National Institute for Fusion Science, 79, 0

794

Beam Characteristics of New Accelerator with Multi-Slit Grounded

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👨‍🔬 K Tsumori, K Nagaoka, M Osakabe, Y Takeiri, O Kaneko, Y Oka, K Ikeda, ...

📚 Annual Report of National Institute for Fusion Science, 144, 0

795

Optimization of Directional Probes for Plasma Flow Measurements

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👨‍🔬 A Tsushima, MY Tanaka, K Nagaoka, M Sakata

📚 Annual Report of National Institute for Fusion Science, 151, 0

796

Realization of High Ti Plasmas Using RF Wall Conditioning in the Established Confined Magnetic Field in the LHD

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👨‍🔬 H Takahashi, M Osakabe, K Nagaoka, H Nakano, M Tokitani, Y Takeiri, ...

📚 Annual Report of National Institute for Fusion Science, 58, 0

797

Confinement Improvement in High-Ion Temperature Plasmas in LHD

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👨‍🔬 Y Takeiri, S Morita, K Ikeda, K Tsumori, Y Oka, M Osakabe, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 26, 0

798

Cs Consumption of LHD-NBI H-Ion Source

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👨‍🔬 Y Oka, K Tsumori, Y Takeiri, K Ikeda, O Kaneko, K Nagaoka, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 143, 0

799

Study on Momentum Transport via Fluctuations during LH Transision on CHS

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👨‍🔬 Y Nagashima, Y Takase, A Ejiri, K Nagaoka, K Itoh, M Isobe, T Akiyama, ...

📚 Annual Report of National Institute for Fusion Science, 301, 0

800

20PA-018

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👨‍🔬 S Geng, K Tsumori, H Nakano, M Kisaki, Y Takeiri, M Osakabe, K Ikeda, ...

801

Dependence of Magnetic Field Structure on Formation of N-ITB

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👨‍🔬 T Minami, A Fujisawa, H Iguchi, Y Yoshimura, M Isobe, C Suzuki, ...

📚 Annual Report of National Institute for Fusion Science, 269, 0

802

Impurity Diagnostics on Reheat Mode Discharges in CHS

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📚 Annual Report of National Institute for Fusion Science, 306, 0

803

2nd and 3rd Harmonic ECE Measurement on CHS

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👨‍🔬 Y Yoshimura, C Takahashi, A Fujisawa, A Shimizu, T Minami, H Nakano, ...

📚 Annual Report of National Institute for Fusion Science, 286, 0

804

Optimization of EC Heating Location for N-ITB Formation of EC Heated NBI Plasma

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👨‍🔬 T Minami, A Fujisawa, H Iguchi, Y Yoshimura, M Isobe, C Suzuki, ...

📚 Annual Report of National Institute for Fusion Science, 268, 0

805

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📚 Annual Report of National Institute for Fusion Science, 266, 0

806

Impurity Measurements for Edge Transport Barrier Discharges in the Compact Helical System

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📚 Annual Report of National Institute for Fusion Science, 268, 0

808

Power Threshold for ETB Transition Based on NBI Power Deposition Calculation

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👨‍🔬 T Minami, T Akiyama, S Okamura, K Nagaoka, M Isobe

📚 Annual Report of National Institute for Fusion Science, 269, 0

809

The Density Profile Measurement with Heavy Ion Beam Probe System on CHS

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👨‍🔬 A Shimizu, A Fujisawa, H Nakano, S Oshima, H Iguchi, T Minami, ...

📚 (No Title), 307, 0

810

Achievement of Higher Plasma Stored Energy by 106GHz ECH Power Injection to High-Density NBI Plasmas

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📚 Annual Report of National Institute for Fusion Science, 270, 0

811

Observation of Nonlinear Interaction between Coherent and Turbulent Magnetic Fluctuations on CHS

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CHS Data Acquisition and Analysis System

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📚 Annual Report of National Institute for Fusion Science, 297, 0

813

Dependence of Power Threshold on Magnetic Field Configuration

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📚 Annual Report of National Institute for Fusion Science, 270, 0

814

Study on Confinement Improvement by Edge Transport Barrier with Use of HCN Laser Interferometer on CHS

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📚 Annual Report of National Institute for Fusion Science, 264, 0

815

Confirmation of High Ion Temperature with NPA on N-ITB in EC Heated NBI Plasma

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👨‍🔬 T Minami, A Fujisawa, H Iguchi, Y Yoshimura, S Murakami, M Yokoyama, ...

📚 Annual Report of National Institute for Fusion Science, 261, 0

816

The Trial Measurement of Density Profile with Heavy Ion Beam Probe System in CHS

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📚 Annual Report of National Institute for Fusion Science, 276, 0

817

Efficient Heating of High Density Plasmas Up to Cut-off Density of 106.4 GHz ECH Power on CHS

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📚 Annual Report of National Institute for Fusion Science, 278, 0

818

Second-Harmonic ECCD Experiments on CHS

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📚 Annual Report of National Institute for Fusion Science, 273, 0

819

Integrated Simulation of C-pellet Injected High Ion Temperature Plasma of LHD

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📚 Annual Report of National Institute for Fusion Science, 60, 0

820

Density Criterion for N-ITB Formation on EC Heated NBI Plasma

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📚 Annual Report of National Institute for Fusion Science, 262, 0

821

Charge Exchange Spectroscopy in N-ITB Operation in CHS High-melting PFMs

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👨‍🔬 S Nishimura, T Minami, Y Yoshimura, A Fujisawa, K Ida, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 263, 0

822

Simulation Study on a Negative Ion Source with the Accelerator Equipped Iron Steering Grid

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👨‍🔬 K Tsumori, M Kisaki, H Nakano, S Geng, K Ikeda, K Nagaoka, M Osakabe

823

Advanced diagnostics for negative ion plasmas

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824

Extension of High-Ion Temperature Regime in 17th Experiment Campaign of LHD

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📚 Annual Report of National Institute for Fusion Science, 56, 0

825

Control of Energetic-particle-driven MHD Modes by ECH/ECCD in Helical Systems

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📚 18th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron …, 0

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Validation of energy dependence of emission cross sections for C VI charge exchange line by using LHD measurements

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👨‍🔬 I Murakami, K Ida, K Kamiya, M Yoshinuma, K Nagaoka, M Osakabe, ...

827

Different characteristics of plasma meniscus formation between positive and negative beam extractions

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👨‍🔬 K Nagaoka, Y Haba, M Kisaki, K Takahashi, A Ando, J Slief, R Nakamoto, ...

828

Observation of bipolar velocity-space signature of ion Landau damping

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👨‍🔬 K Ida, T Kobayashi, M Yoshinuma, K Nagaoka, K Ogawa, T Tokuzawa

829

Physics overview of transport study in the Large Helical Device

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👨‍🔬 K Nagaoka, T Tokuzawa, K Ida, M Goto, S Nishimoto, M Nakata, ...

830

Neutral Beam Injectors

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👨‍🔬 K Nagaoka, K Tsumori, K Ikeda, H Nakano, M Kisaki, Y Fujiwara, H Nuga, ...

831

Initial Results of He Beam Experiments in LHD

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👨‍🔬 N Tamura, M Kobayashi, G Motojima, H Kasahara, K Hanada, O Schmitz, ...

832

NIBS 2020 Timetable

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👨‍🔬 H Nakano, K Ikeda, K Nagaoka, S Masaki, J Slief, F Song

833

High Density Plasma Experiment

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👨‍🔬 MY Tanaka, K Akiyama, Y Nakamura

📚 Annual Report of National Institute for Fusion Science, 176, 0

834

Anomalous Transport Study of Fast Ions Using Hybrid Directional Langmuir Probe in Heliotron J

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👨‍🔬 K Nagaoka, S Kobayashi, Y Takeiri, M Osakabe, S Yamamoto, T Mizuuchi, ...

📚 Annual Report of National Institute for Fusion Science, 491, 0

835

Intermittent Transport of Particle and Heat in Scrape-off Layer of Limiter and Divertor Confi gurations on CHS

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👨‍🔬 N Ohno, S Takamura, T Nagase, T Shoji, M Takeuchi, R Ikeda, K Toi, ...

📚 Annual Report of National Institute for Fusion Science, 300, 0

836

Comparison of Intrinsic Toroidal Rotation with Different Confinement Regimes

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👨‍🔬 K Nagaoka, K Ida, M Yoshinuma, S Satake

📚 Annual Report of National Institute for Fusion Science, 23, 0

837

Experimental Simulation of Convective Zone of the Sun

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👨‍🔬 K Nagaoka, M Yoshinuma, S Yoshimura, S Tsuneta, M Kubo, R Ishikawa, ...

📚 Annual Report of National Institute for Fusion Science, 445, 0

838

Ion Heating Experiments Using a Perpendicular Neutral Beam Injection in LHD

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👨‍🔬 K Nagaoka, M Yokoyama, Y Takeiri, K Ida, M Yoshinuma, S Morita, ...

📚 Annual Report of National Institute for Fusion Science, 48, 0

839

Local Heat Flux Measurement on the Divertorleg of Both Attached and Detouched Plasmas

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👨‍🔬 K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 45, 0

840

Proton Ratio and Beam Divergence Measurement of Diagnostic Neutral Beam

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👨‍🔬 K Nagaoka

841

Integration of Ion ITB and Electron ITB in the Large Helical Device

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👨‍🔬 K Nagaoka, S Murakami, H Takahashi, H Nakano, Y Takeiri, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 57, 0

842

Trigger Mechanism of Blob Using Hybrid Directional Probe

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👨‍🔬 K Nagaoka, H Zushi, T Onchi, M Osakabe, Y Takeiri

📚 Annual Report of National Institute for Fusion Science, 576, 0

843

Beam Fueling Using Perpendicular Neutral Beam Injection in LHD

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👨‍🔬 K Nagaoka, Y Takeiri, M Yokoyama, K Tanaka, K Ida, M Osakabe

📚 Annual Report of National Institute for Fusion Science, 49, 0

844

Modification of HDLP for Study of Anomalous Transport of Fast Ions in Heliotron J

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👨‍🔬 K Nagaoka, S Kobayashi, Y Takeiri, M Osakabe, S Yamamoto, T Mizuuchi, ...

📚 Annual Report of National Institute for Fusion Science, 503, 0

845

High-energy Particle Loss and its Influence on Plasma-wall Interaction in QUEST

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👨‍🔬 K Nagaoka, M Osakabe, Y Takeiri, Y Mahira, T Ryokai, H Zushi

📚 Annual Report of National Institute for Fusion Science, 516, 0

846

Anomalous Transport of Fast Ions Observed by Directional Probe on Heliotron J

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👨‍🔬 K Nagaoka, S Kobayashi, Y Takeiri, M Osakabe, S Yamamoto, T Mizuuchi, ...

📚 Annual Report of National Institute for Fusion Science, 505, 0

847

Characteristics of Anomalous Transport of Fast Ions Due to Bursting Energetic Particle Mode in CHS

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👨‍🔬 K Nagaoka, M Isobe, K Toi, M Osakabe

📚 Annual Report of National Institute for Fusion Science, 302, 0

848

Operation Start of Diagnostic Neutral Beam Injection in LHD

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👨‍🔬 K Nagaoka, M Osakabe, Y Takeiri, M Sato

📚 (No Title), 137, 0

849

Directional Probe Measurements in the Heliotron J Plasma with Confinement Transition

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👨‍🔬 K Nagaoka, Y Takeiri, M Osakabe, S Kobayashi, T Mizuuchi, F Sano

📚 Annual Report of National Institute for Fusion Science, 510, 0

850

Improvement of Ion Heat Transport in LHD Plasmas

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👨‍🔬 K Nagaoka, M Yoshinuma, Y Takeiri, K Ida, M Yokoyama, T Ido, ...

📚 Annual Report of National Institute for Fusion Science, 22, 0

851

Directional Probe Experiments in the Heliotron J

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👨‍🔬 K Nagaoka, Y Takeiri, M Osakabe, S Kobayashi, K Hosaka, S Yamamoto, ...

📚 Annual Report of National Institute for Fusion Science, 490, 0

852

Re-entering Fast Ion Measurement Using Hybrid Directional Langmuir Probe

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👨‍🔬 K Nagaoka, KY Watanabe, M Osakabe

📚 Annual Report of National Institute for Fusion Science, 68, 0

853

Effect of Ripple Trapped Electrons on Neutral Beam Driven Current in LHD

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👨‍🔬 K Nagaoka, Y Narushima, KY Watanabe

854

Achievements of High-ion-temperature Mission Experiment in 16th Campaign of LHD

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👨‍🔬 K Nagaoka, M Osakabe, S Murakami, H Takahashi, H Nakano

📚 Annual Report of National Institute for Fusion Science, 54, 0

855

Toroidal Flow Profile in High Ion Temperature Plasma on LHD

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👨‍🔬 M Yoshinuma, K Ida, K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 24, 0

856

Calibration of Fast Ion Flux Measured by a Directional Probe in CHS

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👨‍🔬 K Nagaoka, M Isobe, M Osakabe

📚 Annual Report of National Institute for Fusion Science, 311, 0

857

Measurement of Electron Density in a Negative Ion Source with Interferometer

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👨‍🔬 K Nagaoka, T Tokuzawa, K Tsumori, H Nakano, Y Ito, M Osakabe, K Ikeda, ...

📚 Annual Report of National Institute for Fusion Science, 171, 0

858

Operational Test of Neutral Beam Injector Using High Z Ion Species in CHS NBI System

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👨‍🔬 K Nagaoka, K Miyajima, Y Tsukigawara

📚 Annual Report of National Institute for Fusion Science, 279, 0

859

Dependence of Magnetic Axis on Neutral Beam Driven Current in LHD

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👨‍🔬 K Nagaoka, KY Watanabe

📚 Annual Report of National Institute for Fusion Science, 71, 0

860

Plasma Collapse Phenomenon in Ctr-NBI Heating Plasma with the Magnetic Configuration of Bq= 200%

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👨‍🔬 K Nagaoka, Y Narushima, KY Watanabe

📚 (No Title), 38, 0

861

Zeff Dependence of Neutral Beam Current Drive in LHD

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👨‍🔬 K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 61, 0

862

Ion Heating Power Dependence of Central Ion Temperature in LHD

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👨‍🔬 K Nagaoka, M Yokoyama, Y Takeiri, K Ida, M Yoshinuma, M Osakabe, ...

📚 Annual Report of National Institute for Fusion Science, 19, 0

863

Directivity Improvement of a Loop Antenna for Polarization Measurement of Electron Cyclotron Wave

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👨‍🔬 S Yoshimura, MY Tanaka, K Nakamura, A Okamoto, K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 280, 0

864

Experimental Studies of Energetic Electron Behavior Outside of Plasma Region and Blob Trigger Mechanism Using a Hybrid Directional Probe in Quest

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👨‍🔬 K Nagaoka, M Osakabe, Y Takeiri, Y Mahira, H Zushi

📚 Annual Report of National Institute for Fusion Science, 563, 0

865

Challenges to control the nonlinear wave-particle interactions using laboratory plasmas

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👨‍🔬 K Nagaoka, K Nagasaki, S Kamio, Y Fujiwara, Y Katoh

866

Electro-Convective Turbulence Experiment-transport phenomenon at stability boundary

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👨‍🔬 T Muramatsu, K Nagaoka, M Nakata, Y Hidaka, S Yoshimura, K Terasaka

867

Plasma Flow Measurements at Arbitrary Angles with Respect to the Magnetic Field

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👨‍🔬 K Nagaoka, A Okamoto, K Nakamura, T Ishihara, S Yoshimura, ...

📚 Annual Report of National Institute for Fusion Science, 281, 0

868

Momentum Transport in Ion ITB Plasmas on LHD

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👨‍🔬 K Nagaoka, M Yoshinuma, Y Takeiri, K Ida, M Yokoyama

📚 Annual Report of National Institute for Fusion Science, 26, 0

869

Particle Transport Study Using a Directional Probe in Heliotron J

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👨‍🔬 K Nagaoka, S Kobayashi, M Maruyama, F Sano

📚 Annual Report of National Institute for Fusion Science, 521, 0

870

Bridge Over Plasma-related Interdisciplinary Sciences

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👨‍🔬 H Yoneda, T Saito, A Ando, M Kikuchi, M Hasuo, T Miyoshi, H Idei, ...

📚 Annual Report of National Institute for Fusion Science, 479, 0

871

Neutral Beam Current Drive Efficiency in LHD

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👨‍🔬 K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 61, 0

872

Installation of Multi-Purpose Probe in CHS

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👨‍🔬 K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 292, 0

873

Statistical Analysis of Peripheral Plasma with Edge Transport Barrier in CHS

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👨‍🔬 K Nagaoka

📚 Annual Report of National Institute for Fusion Science, 275, 0

874

High Ion Temperature Discharges Using Carbon Pellet Injection

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👨‍🔬 K Nagaoka, M Yoshinuma, M Yokoyama, Y Takeiri, K Ida, S Morita, ...

📚 Annual Report of National Institute for Fusion Science, 20, 0

875

Observation of Plasma Hole in a Rotating Plasma, I: Structure of Density and Flow Field

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👨‍🔬 K Nagaoka, A Okamoto, T Ishihara, K Hara, S Yoshimura, MY Tanaka

📚 Annual Report of National Institute for Fusion Science, 304, 0

876

Development of Data Acquisition System in CHSNBI

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👨‍🔬 K Nagaoka, M Yokota, K Miyajima, Y Tsukigawara

📚 Annual Report of National Institute for Fusion Science, 296, 0

877

Study of Anomalous Particle Transport Driven by Fluctuation Using a Directional Probe

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👨‍🔬 K Nagaoka, S Kobayashi, S Ohshima, S Yamamoto, M Maruyama, ...

📚 Annual Report of National Institute for Fusion Science, 534, 0

878

Toroidal Rotation Properties without External Torque Input in LHD

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👨‍🔬 K Nagaoka, K Ida, M Yoshinuma, K Tanaka

📚 Annual Report of National Institute for Fusion Science, 88, 0

879

Measurement of Energetic Ion Profile by Calorimetric Method

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👨‍🔬 K Nagaoka, M Isobe, K Toi, K Goto, M Osakabe

880

Observation of a Dissipative Vortex and Anomalous Viscosity in an ECR Plasma

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👨‍🔬 K Nagaoka, S Yoshimura, MY Tanaka, A Okamoto, K Hara, H Nakano

📚 Annual Report of National Institute for Fusion Science, 305, 0

881

Fast Ion Measurement Using the Hybrid Probe in CHS

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👨‍🔬 K Nagaoka, M Isobe

📚 Annual Report of National Institute for Fusion Science, 287, 0

882

Effects of Magnetic Field on the Plasma Flow Measurements Using Directional Probes

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👨‍🔬 K Nagaoka, A Okamoto, K Nakamura, S Yoshimura, MY Tanaka

📚 Annual Report of National Institute for Fusion Science, 261, 0

883

Measurement of Fast Ion Power Density Outside of the Last Closed Flux Surface on LHD

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👨‍🔬 K Nagaoka, KY Watanabe, M Osakabe

📚 Annual Report of National Institute for Fusion Science, 19, 0

884

Transport Characteristics in Well-controlled Turbulence Driven by Electrohydrodynamic Convection

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👨‍🔬 K Nagaoka, S Yoshimura, S Tsuneta, M Kubo, R Ishikawa, N Yokoi, ...

📚 Annual Report of National Institute for Fusion Science, 462, 0

885

Investigation of Momentum Transport and Characteristics of Intrinsic Torque in LHD

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👨‍🔬 K Nagaoka, K Ida, M Yoshinuma, M Yokoyama, K Tanaka

📚 Annual Report of National Institute for Fusion Science, 98, 0

886

Plasma Flow Control in a Magnetic Nozzle

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👨‍🔬 A Ando, N Takahashi, Y Izawa, N Tanaka

📚 Annual Report of National Institute for Fusion Science, 440, 0

887

Evaluation of H− behavior using a spectrally selective imaging method in hydrogen negative ion source

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👨‍🔬 K Ikeda, H Nakano, K Tsumori, M Kisaki, K Nagaoka, M Osakabe, ...

888

Development of Liquid Metal Target for Applications of High-Repetition and Intense Pulsed-Power Systems

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👨‍🔬 T Sasaki, Y Kumagai, M Miyamoto, K Tarutani, K Takahashi, T Kikuchi, ...

📚 Available at SSRN 4773327, 0

889

Jilka, RL, 55

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👨‍🔬 S Kaburagi, D Kato, N Kawamura, T Kawashima, V Kazey, H Keino, ...

890

ARTICLE COMM

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👨‍🔬 K Ida, T Kobayashi, M Yoshinuma, K Nagaoka, K Ogawa, T Tokuzawa, ...

891

Bursting activity in LHD plasma induced by multiple EP populations

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👨‍🔬 J Varela, K Nagaoka, H Nuga, R Seki, K Ogawa, K Tanaka, Y Todo, ...

892

Development of a Limiter-like Langmuir Probe System for the QUEST All-Metal Device

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👨‍🔬 Y Nagashima, K Hanada, H Zushi, H Idei, M Hasegawa, K Nakamura, ...

893

Status of Negative-Ion-Based NBI System of LHD

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👨‍🔬 O Kaneko, Y Takeiri, K Tsumori, Y Oka, M Osakabe, K Ikeda, K Nagaoka, ...

📚 Annual Report of National Institute for Fusion Science, 142, 0

894

CONFERENCE PRE-PRINT BEAMLET DIVERGENCE OF RESEARCH AND DEVELOPMENT NEGATIVE ION SOURCE WITH RF-MODE AT NIFS

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👨‍🔬 H NAKANO, M OSAKABE, M SHIBUYA, K TSUMORI, N UMEDA, ...

895

The Photospheric Dynamics Studied with the Spectral Line Broadening and Asymmetry

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👨‍🔬 RT ISHIKAWA, Y KATSUKAWA, T OBA, M NAKATA, K NAGAOKA, ...

896

Volume 10 Special Issue 2 (2015)

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👨‍🔬 S YOSHIMURA, K TOI, K ICHIGUCHI, T MUROGA, H YAMADA, ...

897

Volume 18 Special Issue 1 (2023)

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👨‍🔬 R Kanno, CT Goto, S Hamaguchi, H Hasegawa, K Hoshino, A Ishizawa, ...

898

無次元量入力ニューラルネットワークを用いた LHD プラズマの熱輸送モデリング

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👨‍🔬 前田渉吾，村上定義，山口裕之，福山淳，永岡賢一，高橋裕己，中野治久， ...

899

LONG PULSE DISCHARGE OF MW-ICRF HEATED PLASMA ON THE LARGE HELICAL DEVICE

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👨‍🔬 H YAMADA, K KAWAHATA, N OHYABU, K IDA, Y NAGAYAMA, N NODA, ...

900

磁化プラズマ中の散逸性渦構造の形成とその速度場に関する研究

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👨‍🔬 永岡賢一

📚 (No Title), 0

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