Adaptive-Array electron cyclotron emission diagnostics using data streaming in a software defined radio system 査読 国際誌

Hiroshi Idei, K. Mishra, M. K. Yamamoto, M. Hamasaki, akihide fujisawa, Yoshihiko Nagashima, Y. Hayashi, Takumi Onchi, Kazuaki Hanada, H. Zushi

Journal of Instrumentation   11 ( 4 )   2016年4月

Multiple Wall-Reflection Effect in Adaptive-array Differential-phase Reflectometry on QUEST 査読 国際誌

H. Idei, K.Mishra, M.K.Yamamoto, A. Fujisawa, Y. Nagashima, M.Hamasaki, Y.Hayashi, T. Onchi, K.Hanada, H. Zushi, QUEST Team

Journal of Instrumentation   11 ( C01014 )   2016年1月

Broadband radiometer system with fast frequency switching synthesizer for electron cyclotron emission measurements in LHD 国際誌

Idei, Hiroshi; Kawasaki, Shohji; Zushi, Hideki; Inagaki, Shigeru; Nagayama, Yoshio; Kawahata, Kazuo; Wataya, Yuichi

2007 JOINT 32ND INTERNATIONAL CONFERENCE ON INFRARED AND MILLIMETER WAVES AND 15TH INTERNATIONAL CONFERENCE ON TERAHERTZ ELECTRONICS, VOLS 1 AND 2   380.0 - 381.0   2007年9月

Initial results of AM reflectometory on CPD 国際誌

Idei, Hiroshi; Kawasaki, Shouji; Hanada, Kazuaki; Zushi, Hideki; Sakamoto, Kohnosuke Sato Kazuo Nakamura Mizuki; Hasegawa, Makoto; Nakashima, Hisatoshi; Higashijima, Aki; Wataya, Yuichi; Matsubara, Shinji; Kawano, Shuhei

2007 JOINT 32ND INTERNATIONAL CONFERENCE ON INFRARED AND MILLIMETER WAVES AND 15TH INTERNATIONAL CONFERENCE ON TERAHERTZ ELECTRONICS, VOLS 1 AND 2   0.0 ( 0.0 )   518.0 - 519.0   2007年9月

Mode content analysis in circular corrugated waveguide using radiated field 国際誌

Idei, Hiroshi; Shapiro, Michael; Temkin, Richard J.; Shimozuma, Takashi; Kubo, Shin

2007 JOINT 32ND INTERNATIONAL CONFERENCE ON INFRARED AND MILLIMETER WAVES AND 15TH INTERNATIONAL CONFERENCE ON TERAHERTZ ELECTRONICS, VOLS 1 AND 2   0.0 ( 0.0 )   69.0 - 70.0   2007年4月

Experimental verification of phase retrieval of quasi-optical millimeter-wave beams 査読 国際誌

Idei, Hiroshi; Shimozuma, Takashi; Shapiro, Michael A.; Notake, Takashi; Kubo, Shin; Temkin, Richard J.

IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES   54.0 ( 11.0 )   3899.0 - 3905.0   2006年11月

Electron cyclotron current drive experiments in LHCD plasmas using a remote steering antenna on the TRIAM-1M tokamak 査読 国際誌

Idei, H; Hanada, K; Zushi, H; Ohkubo, K; Hasegawa, M; Kubo, S; Nishi, S; Fukuyama, A; Sato, KN; Nakamura, K; Sakamoto, M; Yomasa, A; Kawasaki, S; Nakashima, H; Higashijima, A; Notake, T; Shimozuma, T; Ito, S; Hoshika, H; Maezono, N; Nakashima, K; Ogawa, M

NUCLEAR FUSION   46.0 ( 5.0 )   489.0 - 499.0   2006年5月

Wide-band heterodyne-radiometer with fast frequency-switching local oscillator for electron cyclotron emission diagnostics 国際誌

Wataya, Y.; Idei, H.; Inagaki, S.; Shimozuma, T.; Nagayama, Y.; Kawahata, K.; Zushi, H.

Conference Digest of the 2006 Joint 31st International Conference on Infrared and Millimeter Waves and 14th International Conference on Terahertz Electronics   0.0 ( 0.0 )   501.0 - 501.0   2006年4月

Quasi-optical beam analysis based on direct phase measurement at low power level 査読 国際誌

Idei, Hiroshi; Shimozuma, Takashi; Shapiro, Michael; Temkin, Richard; Notake, Takashi; Ito, Satoshi; Kubo, Shin; Ohkubo, Kunizo;

Journal of Plasma and Fusion Research   81.0 ( 3.0 )   186.0 - 190.0   2005年1月

Recent progress of JT-60SA project toward plasma operation

Shirai, H; Takahashi, K; Di Pietro, E; Abate, D; Abdel Maksoud, W; Abe, H; Aiba, N; Abe, T; Akimitsu, M; Ayllon-Guerola, J; Arai, T; Artaud, J-F; Asakura, N; Ashikawa, N; Balbinot, L; Barabaschi, P; Baulaigue, O; Belonohy, E; Belpane, A; Bin, W; Bombarda, F; Bolzonella, T; Bonne, F; Bonotto, M; Botija, J; Buermans, J; Cabrera-Pérez, S; Cardella, A; Carralero, D; Carraro, L; Cavalier, J; Cavinato, M; Chernyshova, M; Chiba, S; Clement-Lorenzo, S; Cocilovo, V; Coda, S; Coelho, R; Coffey, I; Collin, B; Corato, V; Cucchiaro, A; Czarski, T; Dairaku, M; Davis, S; Day, C; Dela Luna, E; De Tommasi, G; Decool, P; Di Pace, L; Dibon, M; Disset, G; D'Lsa, F; Ejiri, A; Endo, Y; Ezumi, N; Falchetto, G; Fassina, A; Fejoz, P; Ferro, A; Fietz, W; Figini, L; Fornal, T; Frello, G; Fujita, T; Fukuda, T; Fukui, K; Fukumoto, M; Funaba, H; Furukawa, M; Futatani, S; Gabellieri, L; Gaio, E; Galazka, K; Garcia, J; Garcia-Dominguez, J; Garcia-Lopez, J; Garcia-Munoz, M; Garzotti, L; Gasparini, F; Gharafi, S; Giacomelli, L; Ginoulhiac, G; Giruzzi, G; Giudicotti, L; Gonzalez-Martin, J; Guillén-González, R; Hajnal, N; Hall, S; Hamada, K; Hanada, K; Hanada, M; Hasegawa, K; Hatakeyama, S; Hauer, V; Hayashi, N; Hayashi, T; Heller, R; Hidalgo-Salaverri, J; Higashijima, S; Hinata, J; Hiranai, S; Hiratsuka, J; Hiwatari, R; Hoa, C; Homma, H; Honda, A; Honda, M; Hoshino, K; Hurzlmeier, H; Iafrati, M; Ibano, K; Ichige, H; Ichikawa, M; Ichimura, M; Ida, K; Ide, S; Idei, H; Iguchi, M; Iijima, T; Iio, S; Ikeda, R; Ikeda, Y; Imai, T; Imazawa, R; Inagaki, S; Inomoto, M; Inoue, S; Isayama, A; Ishida, S; Ishii, Y; Isobe, M; Janky, F; Joffrin, E; Jokinen, A; Kado, S; Kajita, S; Kajiwara, K; Kamada, Y; Kamata, I; Kaminaga, A; Kamiya, K; Kanapienyte, D; Kashiwa, Y; Kashiwagi, M; Katayama, K; Kawamata, Y; Kawamura, G; Kawano, K; Kazakov, Y; Kimura, K; Kin, F; Kisaki, M; Kitajima, S; Kiyono, K; Kizu, K; Ko, Y; Kobayashi, K; Kobayashi, M; Kobayashi, S; Kobayashi, T; Kobayashi, T; Kocsis, G; Kojima, A; Kokusen, S; Komata, M; Komuro, K; Konishi, S; Kovacsik, A; Ksiazek, I; Kubkowska, M; Kühner, G; Kuramochi, M; Kurihara, K; Kurki-Suonio, T; Kurniawan, AB; Kuwata, T; Lacroix, B; Lamaison, V; Lampasi, A; Lang, P; Lauber, P; Lawson, K; LeCoz, Q; Louzguiti, A; Maekawa, R; Maekawa, T; Maeyama, S; Maffia, G; Maget, P; Mailloux, J; Maione, I; Maistrello, A; Malinowski, K; Mancini, A; Marchiori, G; Marechal, J-L; Massaut, V; Masuzaki, S; Matoike, R; Matsunaga, G; Matsunaga, S; Matsuyama, A; Mayri, C; Mattei, M; Medrano, M; Mele, A; Meyer, I; Michel, F; Minami, T; Miyata, Y; Miyazawa, J; Miyo, Y; Mizuuchi, T; Mogaki, K; Morales, J; Moreau, P; Morisaki, T; Morishima, S; Moriyama, S; Moro, A; Murakami, H; Murayama, M; Murakami, S; Nagasaki, K; Naito, O; Nakamura, N; Nakamura, S; Nakano, T; Nakashima, Y; Nardino, V; Narita, E; Narushima, Y; Natsume, K; Nemoto, S; Neu, R; Nicollet, S; Nishikawa, M; Nishimura, S; Nishitani, T; Nishiura, M; Nishiyama, T; Nocente, M; Nobuta, Y; Novello, L; Nunio, F; Ochoa, S; Ogawa, K; Ogawa, T; Ogawa, Y; Ohdachi, S; Ohmori, Y; Ohno, N; Ohtani, Y; Ohtsu, K; Ohzeki, M; Oishi, T; Okano, J; Okano, K; Onishi, Y; Osakabe, M; Oshima, T; Ostuni, V; Owada, A; Oya, M; Oya, Y; Ozeki, T; Guzmán, MMP; Pasqualotto, R; Pelli, S; Perelli, E; Peretti, E; Phillips, G; Piccinni, C; Pigatto, L; Pironti, A; Pizzuto, A; Plöckl, B; Polli, G; Poncet, J-M; Ponsot, P; Pucella, G; Puiatti, M; Radloff, D; Raimondi, V; Ramos, F; Rancsik, P; Ricci, D; Ricciarini, S; Richermoz, N; Rincon, E; Romano, A; Rossi, P; Roussel, P; Rubino, G; Saeki, H; Sagara, A; Sakakibara, S; Sakamoto, H; Sakamoto, M; Sakamoto, M; Sakamoto, Y; Sakasai, A; Sakata, S; Sakurai, R; Salanon, B; Salmi, A; Sannazzaro, G; Sano, R; Sanpei, A; Sasajima, T; Sasaki, S; Sasao, H; Sato, F; Sato, M; Sato, T; Sawahata, M; Scherber, A; Scully, S; Segado-Fernandez, J; Seki, M; Seki, N; Seki, S; Shibama, Y; Shibata, Y; Shikama, T; Shimada, K; Shimono, M; Shinde, J; Shinya, T; Shinohara, K; Shiraishi, J; Soare, S; Soleto, A; Someya, Y; Sonoda, S; Sozzi, C; Streciwilk-Kowalska, E; Strobel, H; Sueoka, M; Sukegawa, A; Sumida, S; Suzuki, H; Suzuki, M; Suzuki, M; Suzuki, S; Suzuki, T; Suzuki, Y; Svoboda, J; Szabolics, T; Szepesi, T; Takase, Y; Takechi, M; Takeda, K; Takeiri, Y; Takenaga, H; Taliercio, C; Tamura, N; Tanaka, H; Tanaka, H; Tanaka, K; Tanaka, Y; Tani, K; Tanigawa, H; Tardocchi, M; Terakado, A; Terakado, M; Terakado, T; Teuchner, B; Tilia, B; Tobari, H; Tobita, H; Tobita, K; Toi, K; Toida, N; Tojo, H; Tokitani, M; Tokuzawa, T; Tormarchio, V; Tomine, M; Torre, A; Totsuka, T; Tsuchiya, K; Tsujii, N; Tsuru, D; Tsutsui, H; Uchida, M; Ueda, Y; Uno, J; Urano, H; Usui, K; Utoh, H; Valisa, M; Vallar, M; Vallcorba-Carbonel, R; Vallet, J-C; Varela, J; Vega, J; Verrecchia, M; Vieillard, L; Villone, F; Vincenzi, P; Wada, K; Wada, R; Wakatsuki, T; Wanner, M; Watanabe, F; Watanabe, K; Watanabe, S; Wauters, T; Wiesen, S; Wischmeier, M; Yagi, M; Yagyu, J; Yajima, M; Yamamoto, S; Yamanaka, H; Yamauchi, K; Yamauchi, Y; Yamazaki, H; Yamazaki, K; Yamazaki, R; Yamoto, S; Yanagi, S; Yanagihara, K; Yokooka, S; Yokoyama, M; Yokoyama, T; Yoshida, M; Yoshimura, M; Yoshizawa, N; Yuinawa, K; Zani, L; Zito, P

NUCLEAR FUSION   64 ( 11 )   2024年11月   （ ISSN:0029-5515 eISSN:1741-4326 ）

Heating characteristic of electron Bernstein wave using high-field side X-mode injection in QUEST

Murakami, T; Kojima, S; Hanada, K; Idei, H; Ido, T; Ikezoe, R; Hasegawa, M; Onchi, T; Kono, K; Kuroda, K; Ejiri, A

PLASMA PHYSICS AND CONTROLLED FUSION   66 ( 11 )   2024年11月   （ ISSN:0741-3335 eISSN:1361-6587 ）

Electron cyclotron current start-up using a retarding electric field in the QUEST spherical tokamak

Onchi, T; Idei, H; Hanada, K; Watanabe, O; Miyata, R; Zhang, Y; Koide, Y; Otsuka, Y; Yamaguchi, T; Higashijima, A; Nagata, T; Sekiya, I; Shimabukuro, S; Niiya, I; Kono, K; Zennifa, F; Nakamura, K; Ikezoe, R; Hasegawa, M; Kuroda, K; Nagashima, Y; Ido, T; Kariya, T; Ejiri, A; Murakami, S; Fukuyama, A; Kosuga, Y

NUCLEAR FUSION   64 ( 10 )   2024年10月   （ ISSN:0029-5515 eISSN:1741-4326 ）

Efficient ECCD non-inductive plasma current start-up, ramp-up, and sustainment for an ST fusion reactor

Ono, M; Berkery, JW; Bertelli, N; Shiraiwa, S; Delgado-Aparicio, L; Menard, JE; Sánchez-Villar, A; Shah, K; Shevchenko, V; Idei, H; Hanada, K

NUCLEAR FUSION   64 ( 8 )   2024年8月   （ ISSN:0029-5515 eISSN:1741-4326 ）

Hydrogen removal by electron cyclotron wall conditioning with neon gas and its impact of tokamak plasma start-up on the QUEST spherical tokamak

Fukumoto, M; Yue, QL; Hanada, K; Kojima, S; Nakano, T; Yoshida, N; Ikezoe, R; Nagashima, Y; Ido, T; Onchi, T; Idei, H; Iguchi, H; Komiyama, T; Shikama, T; Ejiri, A; Masuzaki, S; Sakamoto, M; Ueda, Y; Kuroda, K; Kono, K; Shimabukuro, S; Higashijima, A

NUCLEAR FUSION   64 ( 6 )   2024年6月   （ ISSN:0029-5515 eISSN:1741-4326 ）

Improving Current Distribution Model for EBWCD using Flux Loops in QUEST

Junyao Zhou, Hanada Kazuaki, Kuroda Kengoh, Onchi Takumi, Idei Hiroshi, Ikezoe Ryuya, Hasegawa Makoto, Nagashima Yoshihiko, Ido Takeshi, Kinoshita Toshiki

Evergreen   11 ( 2 )   555 - 562   2024年6月   （ ISSN:21890420 eISSN:24325953 ）

Comparison of electron temperature and density measured by helium line intensity ratio and Thomson scattering methods in ECH spherical tokamak plasma

Komiyama, T; Shikama, T; Hanada, K; Ido, T; Onchi, T; Kono, K; Ejiri, A; Hasegawa, M; Inoue, S; Hasuo, M; Idei, H; Yue, QL; Kuroda, K; Higashijima, A; Prapan, P

PLASMA PHYSICS AND CONTROLLED FUSION   66 ( 4 )   2024年4月   （ ISSN:0741-3335 eISSN:1361-6587 ）

Demonstration of transient CHI startup using a floating biased electrode configuration

Kuroda, K; Raman, R; Onchi, T; Hasegawa, M; Hanada, K; Ono, M; Nelson, BA; Rogers, J; Ikezoe, R; Idei, H; Ido, T; Nagata, M; Mitarai, O; Nishino, N; Otsuka, Y; Zhang, Y; Kono, K; Kawasaki, S; Nagata, T; Higashijima, A; Shimabukuro, S; Niiya, I; Sekiya, I; Nakamura, K; Takase, Y; Ejiri, A; Murakami, S

NUCLEAR FUSION   64 ( 1 )   2024年1月   （ ISSN:0029-5515 eISSN:1741-4326 ）

Effects of toroidally-distributed-divertor biasing on scrape-off-layer (SOL) current drive, divertor particle flux and fast electron confinement in the QUEST spherical tokamak 査読 国際誌

Toi, K; Onchi, T; Zushi, H; Kuroda, K; Idei, H; Hanada, K; Hasegawa, M; Kojima, S; Ikezoe, R; Ido, T; Kawasaki, S; Higashijima, A

NUCLEAR FUSION   63 ( 10 )   2023年9月   （ ISSN:0029-5515 eISSN:1741-4326 ）

Design activities of ECH/CD system for JA DEMO

Oda Y., Nagasaki K., Fukuyama A., Maekawa T., Idei H., Yanagihara K., Aiba N., Ikeda R., Kajiwara K., Kubo S., Seino T., Tobita K., Uto H., Sakamoto Y.

AIP Conference Proceedings   2984 ( 1 )   2023年8月   （ ISSN:0094243X ）

Sudden Change Events of Plasma Current during Electron-Cyclotron Current Start-Up on the QUEST Spherical Tokamak 査読 国際誌

Ikezoe, R; Takeda, K; Kuroda, K; Onchi, T; Nagata, T; Sekiya, I; Idei, H; Zennifa, F; Zhang, YF; Sakai, S; Miyata, R; Yamaguchi, T; Hasegawa, M; Nagashima, Y; Ido, T; Hanada, K

PLASMA AND FUSION RESEARCH   18 ( 0 )   2402066 - 2402066   2023年8月   （ ISSN:1880-6821 eISSN:18806821 ）

Circuit design for doubling the toroidal magnetic field on the QUEST spherical tokamak 査読 国際誌

Takumi Onchi, Hiroshi Idei, Nagato Yanagi, Yifan Zhang, Kazuo Nakamura, Kengoh Kuroda, Makoto Hasegawa, Ryuya Ikezoe, Kazuaki Hanada, Takeshi Ido , Masahiro Kobayashi, Yuichi Ogawa, Minoru Yoshitani, Takemi Kawamura

Fusion Engineering and Design   2023年7月

Spectroscopic measurement of increases in hydrogen molecular rotational temperature with plasma-facing surface temperature and due to collisional-radiative processes in tokamaks 査読 国際誌

Yoneda, N; Shikama, T; Scotti, F; Hanada, K; Iguchi, H; Idei, H; Onchi, T; Ejiri, A; Ido, T; Kono, K; Peng, Y; Osawa, Y; Yatomi, G; Kidani, A; Kudo, M; Hiraka, R; Takeda, K; Bell, RE; Maan, A; Boyle, DP; Majeski, R; Soukhanovskii, VA; Groth, M; McLean, AG; Wilcox, RS; Lasnier, C; Nakamura, K; Nagashima, Y; Ikezoe, R; Hasegawa, M; Kuroda, K; Higashijima, A; Nagata, T; Shimabukuro, S; Niiya, I; Sekiya, I; Hasuo, M

NUCLEAR FUSION   63 ( 9 )   2023年7月   （ ISSN:0029-5515 eISSN:1741-4326 ）

QUEST Database for Tokamak Big Data

Hasegawa, M; Higashijima, A; Niiya, I; Hanada, K; Idei, H; Ido, T; Ikezoe, R; Onchi, T; Kuroda, K; Sakurai, D

PLASMA AND FUSION RESEARCH   18 ( 0 )   1305048 - 1305048   2023年6月   （ ISSN:1880-6821 eISSN:18806821 ）

A versatile power supply system for the central solenoid of the QUEST spherical tokamak 査読 国際誌

Zhang, YF; Onchi, T; Nakamura, K; Otsuka, Y; Koide, Y; Yue, QL; Nagata, T; Kawasaki, S; Kuroda, K; Hasegawa, M; Ikezoe, R; Ido, T; Hanada, K; Idei, H

FUSION ENGINEERING AND DESIGN   191   2023年6月   （ ISSN:0920-3796 eISSN:1873-7196 ）

Quaternion Analysis of Transient Phenomena of Motor-Generator

Nakamura, K; Zhang, YF; Onchi, T; Idei, H; Hasegawa, M; Tokunaga, K; Hanada, K; Ido, T; Ikezoe, R; Chikaraishi, H; Mitarai, O; Kawasaki, S; Higashijima, A; Nagata, T; Shimabukuro, S

PLASMA AND FUSION RESEARCH   18 ( 0 )   2405035 - 2405035   2023年5月   （ ISSN:18806821 eISSN:18806821 ）

Initial testing of Ohmic heating through double flux swing during electron cyclotron start-up in the QUEST spherical tokamak 査読 国際誌

Plasma Science and Technology   2023年5月

Development of Thomson Scattering Measurement System for Long Duration Discharges on the QUEST Spherical Tokamak

Kono, K; Ido, T; Ejiri, A; Hanada, K; Yue, QL; Hasegawa, M; Peng, Y; Sakai, S; Ikezoe, R; Idei, H; Kawasaki, S; Kuroda, K; Onchi, T; Nagashima, Y; Jang, S

PLASMA AND FUSION RESEARCH   18 ( 0 )   1405012 - 1405012   2023年2月   （ ISSN:1880-6821 eISSN:18806821 ）

Improvements to the High-Field-Side Transient CHI System on QUEST

Kuroda, K; Raman, R; Hasegawa, M; Onchi, T; Hanada, K; Ono, M; Nelson, BA; Rogers, J; Ikezoe, R; Idei, H; Ido, T; Mitarai, O; Nagata, M; Kawasaki, S; Nagata, T; Higashijima, A; Shimabukuro, S; Niiya, I; Sekiya, I; Kojima, S; Nakamura, K; Takase, Y; Murakami, S

JOURNAL OF FUSION ENERGY   41 ( 2 )   2022年12月   （ ISSN:0164-0313 eISSN:1572-9591 ）

3D metal powder additive manufacturing phased array antenna for multichannel Doppler reflectometer

Tokuzawa, T; Nasu, T; Inagaki, S; Moon, C; Ido, T; Idei, H; Ejiri, A; Imazawa, R; Yoshida, M; Oyama, N; Tanaka, K; Ida, K

REVIEW OF SCIENTIFIC INSTRUMENTS   93 ( 11 )   113535   2022年11月   （ ISSN:0034-6748 eISSN:1089-7623 ）

Conceptual design of a heavy ion beam probe for the QUEST spherical tokamak

Ido, T; Hasegawa, M; Ikezoe, R; Onchi, T; Hanada, K; Idei, H; Kuroda, K; Nagashima, Y

REVIEW OF SCIENTIFIC INSTRUMENTS   93 ( 11 )   113516   2022年11月   （ ISSN:0034-6748 eISSN:1089-7623 ）

Design Considerations for the Implementation of a High-Field-Side Transient CHI System on QUEST

Raman, R; Kuroda, K; Hanada, K; Ono, M; Hasegawa, M; Onchi, T; Ikezoe, R; Idei, H; Ido, T; Rogers, JA

IEEE TRANSACTIONS ON PLASMA SCIENCE   50 ( 11 )   4171 - 4176   2022年11月   （ ISSN:0093-3813 eISSN:1939-9375 ）

Efficient electron cyclotron current drive regime for plasma current start-up in fusion reactors

Ono M., Bertelli N., Shevchenko V., Idei H., Hanada K.

Physical Review E   106 ( 2 )   L023201   2022年8月   （ ISSN:24700045 ）

Towards automated gas leak detection through cluster analysis of mass spectrometer data

長谷川 真, 櫻井 大督, 東島 亜紀, 新谷 一朗, 松島 啓二, 花田 和明, 出射 浩, 井戸 毅, 池添 竜也, 恩地 拓己, 黒田 賢剛

FUSION ENGINEERING AND DESIGN   180   113199   2022年7月   （ ISSN:09203796 eISSN:1873-7196 ）

Completion of JT-60SA construction and contribution to ITER

Kamada Y., Di Pietro E., Hanada M., Barabaschi P., Ide S., Davis S., Yoshida M., Giruzzi G., Sozzi C., Abdel Maksoud W., Abe H., Aiba N., Akiyama T., Ayllon-Guerola J., Arai T., Artaud J.F., Asakura N., Ashikawa N., Balbinot L., Bando T., Barabaschi P., Baulaigue O., Belonohy E., Bin W., Bombarda F., Bolzonella T., Bonne F., Bonotto M., Botija J., Cabrera-Pérez S., Cardella A., Carraro L., Cavalier J., Chernyshova M., Chiba S., Clement-Lorenzo S., Cocilovo V., Coda S., Coelho R., Coffey I., Collin B., Corato V., Cucchiaro A., Czarski T., Dairaku M., Davis S., Day C., de la Luna E., De Tommasi G., Decool P., Di Pace L., Di Pietro E., Dibon M., Disset G., Ejiri A., Endo Y., Ezumi N., Falchetto G., Fassina A., Fejoz P., Ferro A., Fietz W., Figini L., Fornal T., Frello G., Fujita T., Fukuda T., Fukui K., Fukumoto M., Furukawa M., Futatani S., Gabellieri L., Gaio E., Galazka K., Garcia J., Garcia-Dominguez J., Garcia-Lopez J., Garcia-Munoz M., Garzotti L., Gasparini F., Gharafi S., Giacomelli L., Ginoulhiac G., Giudicotti L., Guillén González R., Hajnal N., Hall S., Hamada K., Hanada K., Hanada M., Hasegawa K., Hatae T., Hatakeyama S., Hauer V., Hayashi N., Hayashi T., Heller R., Higashijima S., Hinata J.

Nuclear Fusion   62 ( 4 )   2022年4月   （ ISSN:00295515 ）

Quaternion Analysis of Transient Phenomena in Matrix Converter Based on Space-Vector Modulation 査読 国際誌

Kazuo NAKAMURA, Yifan ZHANG1), Takumi ONCHI, Hiroshi IDEI, Makoto HASEGAWA, Kazutoshi TOKUNAGA, Kazuaki HANADA, Hirotaka CHIKARAISHI2), Osamu MITARAI3), Shoji KAWASAKI, Aki HIGASHIJIMA, Takahiro NAGATA and Shun SHIMABUKURO

Plasma and Fusion Research   2022年2月

Overview of coordinated spherical tokamak research in Japan 査読 国際誌

Y. Takase, , A. Ejiri , T. Fujita, K. Hanada, H. Idei , M. Nagata , T. Onchi, Y. Ono, H. Tanaka, N. Tsujii , M. Uchida, K. Yasuda, H. Kasahara, S. Murakami, Y. Takeiri , Y. Todo , S. Tsuji-Iio and Y. Kamada

Nucl. Fusion   2022年2月

Observation of second harmonic electron cyclotron resonance heating and current-drive transition during non-inductive plasma start-up experiment in QUEST 査読 国際誌

Plasma Physics and Controlled Fusion   2021年8月

MHD Equilibrium Reconstruction Using the Visible Light Tomographic Method with Laplacian Eigenfunction 査読 国際誌

Suzuki K., Murakami S., Ohdachi S., Idei H., Kuroda K., Ikezoe R., Onchi T.

Plasma and Fusion Research   2021年7月

Overview of recent progress on steady state operation of all-metal plasma facing wall device QUEST 査読 国際誌

K. Hanada, N. Yoshida, M. Hasegawa, M. Oya, Y. Oya, I. Takagi, A. Hatayama, T. Shikama, H. Idei, Y. Nagashima, R. Ikezoe, T. Onchi, K. Kuroda, S. Kawasaki, A. Higashijima, T. Nagata, S. Shimabukuro,K. Nakamura, S. Murakami, Y. Takase, X. Gao, H. Liu, and J. Qian

Nuclear Materials and Energy   2021年6月

Initial Results from High-Field-Side Transient CHI Start-Up on QUEST 査読 国際誌

Kengoh KURODA, Roger RAMAN, Makoto HASEGAWA, Takumi ONCHI, Brian A. NELSON, John ROGERS, Osamu MITARAI, Kazuaki HANADA, Masayuki ONO, Thomas JARBOE, Masayoshi NAGATA, Hiroshi IDEI, Takeshi IDO,Ryuya IKEZOE, Shoji KAWASAKI, Takahiro NAGATA, Aki HIGASHIJIMA, Shun SHIMABUKURO, Ichiro NIIYA, Canbin HUANG, Shinichiro KOJIMA, Akihiro KIDANI, Takahiro MURAKAMI, Kazuo NAKAMURA, Yuichi TAKASE, Sadayoshi MURAKAMI

Plasma and Fusion Research   2021年4月

Designing an upgrade of ohmic heating system for the QUEST spherical tokamak 査読 国際誌

Yifan Zhang, Takumi Onchi, Kazuo Nakamura, Akihiro Kidani, Qilin Yue, Kengoh Kuroda, Makoto Hasegawa, Ryuya Ikezoe, Hiroshi Idei

Fusion Engineering and Design   2021年3月

Toroidal Flow Measurements of Impurity Ions in QUEST ECH Plasmas using Multiple Viewing Chords Emission Spectroscopy 査読 国際誌

N. Yoneda, T. Shikama, K. Hanada, S. Mori, T. Onchi, K. Kuroda, M. Hasuo, A. Ejiri,K. Matsuzaki, Y. Osawa, Y. Peng, Y. Kawamata, S. Sakamoto, H. Idei, T. Ido, K. Nakamura,Y. Nagashima, R. Ikezoe, M. Hasegawa, A. Higashijima, T. Nagata, S. Shimabukuro

Nuclear Materials and Energy   2021年3月

Investigation of radial distribution of atomic hydrogen flux to the plasma facing components in steady state discharges in QUEST tokamak 査読 国際誌

A.Kuzmin;M.Kobayashi;K.Hanada;H.Idei;T.Onchi;S.Mori;N.Yoneda;T.Shikama;M.Hasuo;T.Ido;Y.Nagashima;R.Ikezoe;M.Hasegawa;K.Kuroda;K.Kono;S.Matsuo;T.Nagata;S.Shimabukuro;H.Zushi

Nuclear Materials and Energy   2021年3月

Non-inductive plasma current ramp-up through oblique injection of harmonic electron cyclotron waves on the QUEST spherical tokamak 査読 国際誌

T. Onchi,, H. Idei, M. Fukuyama, D. Ogata, R. Ashida, T. Kariya, A. Ejiri, K. Matsuzaki, Y. Osawa, Y. Peng, S. Kojima, O. Watanabe, M. Hasegawa, K. Nakamura, K. Kuroda, R. Ikezoe, T. Ido, K. Hanada, N. Bertelli, M. Ono, and A. Fukuyama

Physics of Plasma   2021年1月

Modeling of solenoid-free start-up using 2nd harmonic electron cyclotron heating and current drive in QUEST 査読 国際誌

M. Ono, N. Bertelli, H. Idei, K. Hanada, T. Onchi, S. Kojima, and H. Elserafy

AIP Conference Proceedings    2020年9月

Parametric Decay Wave Observation in HFS X-Mode Injection in QUEST 査読 国際誌

Kojima S., Elserafy H., Hanada K., Idei H., Ikezoe R., Nagashima Y., Hasegawa M., Onchi T., Kuroda K., Nakamura K., Murakami T., Fukuyama M., Kato R., Yoneda R., Ono M., Ejiri A., Takase Y., Murakami S.

Plasma and Fusion Research   2020年8月

Spectroscopic Measurement of Hydrogen Atom Density in a Plasma Produced with 28 GHz ECH in QUEST 査読 国際誌

Mori, S.; Shikama, T.; Hanada, K.; Yoneda, N.; Kuzmin, A.; Hasuo, M.; Idei, H.; Onchi, T.; Ejiri, A.; Osawa, Y.; Peng, Y.; Matsuzaki, K.; Kado, S.; Sawada, K.; Ido, T.; Nakamura, K.; Ikezoe, R.; Nagashima, Y.; Hasegawa, M.; Kuroda, K.; Higashijima, A.; Nagata, T.; Shimabukuro, S. Spectroscopic Measurement of Hydrogen Atom Density in a Plasma Produced with 28 GHz ECH in QUEST

Atoms   2020年8月

Predictive maintenance and safety operation by device integration on the QUEST large experimental device 査読 国際誌

Makoto Hasegawa, Kazuaki Hanada, Hiroshi Idei, Shoji Kawasaki, Takahiro Nagata, Ryuya Ikezoe, Takumi Onchi, Kengoh Kuroda, Aki Higashijima

Heliyon   2020年6月

Measurement of Dynamic Retention with Fast Ejecting System of Targeted Sample (FESTA) 査読 国際誌

Qilin YUE, Kazuaki HANADA, Makoto OYA, Shogo MATSUO, Shinichiro KOJIMA, Hiroshi IDEI, Takumi ONCHI, Kengoh KURODA, Naoaki YOSHIDA, Ryuya IKEZOE, Yukai LIU, Makoto HASEGAWA, Shun SHIMABUKURO, Aki HIGASHIJIMA, Takahiro NAGATA and Shoji KAWASAKI

Plasma and Fusion Research   2020年4月

Electron Bernstein wave concversion of high-field side injected X-modes in QUEST 査読 国際誌

Elserafy,Hatem; Hanada, Kazuaki; Kojima, Shinichiro; Onchi, Takumi; Ikezoe, Ryuya; Kuroda, Kengoh; Idei, Hiroshi; Hasegawa, Makoto; Yoneda, Ryota; Fukuyama, Masaharu; Kuzmin, Arseniy; Higashijima, Aki; Nagata, Takahiro; Kawasaki, Shoji; Shimabukuro, Shun; Bertelli, Nicola; Ono, Masayuki

Plasma Physics and Controlled Fusion   2020年2月

High voltage electrical system of 8.56 GHz CW klystron for electron cyclotron heating on QUEST spherical tokamak 査読

Takumi Onchi, Hiroshi Idei, K. Nakamura, T. Nagata, S. Kawasaki, R. Ashida, M. Fukuyama, Makoto Hasegawa, Ryuya Ikezoe, A. Higashijima, K. Kuroda, Yoshihiko Nagashima, Kazuaki Hanada

Fusion Engineering and Design   146   2567 - 2570   2019年9月

Quasi-optical polarizer system for ECHCD experiments in the QUEST 査読

M. Fukuyama, Hiroshi Idei, T. I. Tsujimura, S. Kubo, S. Kobayashi, M. Yunoki, Takumi Onchi, Ryuya Ikezoe

Fusion Engineering and Design   146   1437 - 1440   2019年9月

Plasma equilibrium based on EC-driven current profile with toroidal rotation on QUEST 査読

K. Nakamura, M. M. Alam, Y. Z. Jiang, O. Mitarai, M. Takechi, M. Hasegawa, K. Tokunaga, K. Hanada, H. Idei, Y. Nagashima, T. Onchi, K. Kuroda, O. Watanabe, A. Higashijima, T. Nagata, S. Shimabukuro, S. Kawasaki, A. Fukuyama

Fusion Engineering and Design   146   2628 - 2631   2019年9月

Prototype Quasi-optical Launcher System of 4mm Round-trip Interferometer for the QUEST Spherical Tokamak Experiments 査読 国際誌

Miu YUNOKI. Hiroshi IDEi, Kazuo NAKAMURA, Masaharu FUKUYAMA, Ryuichi ASHIDA. Daichi OGATA, Takumi ONCHI. Ryuya IKEZOE, Masayuki YOSHIKAWA

Plasma and Fusion Research   Volume 14 ( 3402122 )   2019年7月

Prototype Phased-Array Patch Loop Antennae for Electron Cyclotron Emission Diagnostics 査読 国際誌

Masaharu FUKUYAMA, Hiroshi IDEI, Miu YUNOKI, Ryuichi ASHIDA, Daichi OGATA,Ryuya IKEZOE and Takumi ONCHI

Plasma and Fusion Research   Volume 14, 3402111 (2019)   2019年6月

Fast tangentially viewed soft X-ray imaging system based on image intensifier with microchannel plate detector on QUEST 査読 国際誌

C. Huang, K. Hanada, K. Kuroda, S. Kojima, H. Fujiyoshi, H. Miura, T. Yamada, H. Idei, M. Hasegawa, and T. Onchi

Plasma and Fusion Research   Volume 14 ( 1402128 )   2019年6月

Particle balance investigation with the combination of the hydrogen barrier model and rate equations of hydrogen state in long duration discharges on an all-metal plasma facing wall in QUEST 査読 国際誌

K. HANADA, N. YOSHIDA, M. HASEGAWA, H. IDEI, Y. NAGASHIMA, K. NAKAMURA, T. ONCHI, O. WATANABE, H. WATANABE, K. TOKUNAGA, A. HIGASHIJIMA, S. KAWASAKI, H. NAKASHIMA, T. NAGATA, S. SHIMABUKURO, A. HATAYAMA, K. OKAMOTO, I. TAKAGI, T. HIRATA, T. SHIKAMA, S. MURAKAMI, H. LONG, Z. X. WANG, Y. OYA, S. KOJIMA, K. GAKU, M. OYA, M. MIYAMOTO, Y. OYA, A. KUZUMIN, T. TAKASE, X. GAO, H. LIU, J. QIAN, R. RAMAN, M. ONO,

Nuclear Fusion   Volume 59 ( Number 7 )   2019年5月

Estimation of fuel particle balance in steady state operation with hydrogen barrier model 査読

Kazuaki Hanada, N. Yoshida, I. Takagi, T. Hirata, A. Hatayama, K. Okamoto, Y. Oya, T. Shikama, Z. Wang, H. Long, C. Huang, M. Oya, Hiroshi Idei, Yoshihiko Nagashima, Takumi Onchi, Makoto Hasegawa, K. Nakamura, H. Zushi, K. Kuroda, S. Kawasaki, A. Higashijima, T. Nagata, S. Shimabukuro, Y. Takase, S. Murakami, X. Gao, H. Liu, J. Qian, R. Raman, M. Ono

Nuclear Materials and Energy   19   544 - 549   2019年5月

High voltage electrical system of 8.56 GHz CW klystron for electron cyclotron heating on QUEST spherical tokamak 査読 国際誌

Fusion Engineering and Design   2019年4月

Development of high power gyrotrons for advanced fusion devices 査読

T. Kariya, R. Minami, T. Imai, M. Okada, F. Motoyoshi, T. Numakura, Y. Nakashima, Hiroshi Idei, Takumi Onchi, Kazuaki Hanada, T. Shimozuma, Y. Yoshimura, H. Takahashi, S. Kubo, Y. Oda, R. Ikeda, K. Sakamoto, M. Ono, K. Nagasaki, T. Eguchi, Y. Mitsunaka

Nuclear Fusion   59 ( 6 )   2019年4月

Development of High Power Gyrotrons for Advanced Fusion Devices 査読 国際誌

Kariya, Tsuyoshi; Minami, Ryutaro; Imai, Tsuyoshi; Okada, Maki; Motoyoshi, Fumiya; Numakura, Tomoharu; Nakashima, Yousuke; Idei, Hiroshi; Onchi, Takumi; Hanada, Kazuaki; Shimozuma, T; Yoshimura, Yasuo; Takahashi, Hiromi; Kubo, Shin; Oda, Yasuhisa; Ikeda, Ryosuke; Sakamoto, Keishi; Ono, Masayuki; Nagasaki, Kazunobu; Eguchi, Taku; Mitsunaka, Yoshika

Nuclear Fusion   2019年3月

HFS Injection of X-Mode for EBW Conversion in QUEST 査読 国際誌

Hatem ELSERAFY, Kazuaki HANADA, Kengoh KURODA, Hiroshi IDEI, Ryota YONEDA, Canbin HUANG, Shinichiro KOJIMA, Makoto HASEGAWA, Yoshihiko NAGASHIMA, Takumi ONCHI, Ryuya IKEZOE, Aki HIGASHIJIMA, Takahiro NAGATA, Shoji KAWASAKI, Shun SHIMABUKURO, Nicola BERTELLI and Masayuki ONO

Plasma and Fusion Research   2019年3月

Quasi-optical Polarizer System for ECHCD Experiments in the QUEST 査読 国際誌

M. Fukuyama, H. Idei, T.I. Tsujimura, S. Kubo, S. Kobayashi, M. Yunoki, T. Onchi, R. Ikezoe

Fusion Engineering and Design   2019年2月

28-GHz ECHCD system with beam focusing launcher on the QUEST spherical tokamak 査読

Hiroshi Idei, Takumi Onchi, T. Kariya, T. I. Tsujimura, S. Kubo, S. Kobayashi, M. Sakaguchi, T. Imai, Makoto Hasegawa, K. Nakamura, K. Mishra, M. Fukuyama, M. Yunoki, S. Kojima, O. Watanabe, K. Kuroda, Kazuaki Hanada, Yoshihiko Nagashima, A. Ejiri, N. Matsumoto, M. Ono, A. Higashijima, T. Nagata, S. Shimabukoro, Y. Takase, A. Fukuyama, S. Murakami

Fusion Engineering and Design   2019年1月

Prototype phased-array patch loop antennae for electron cyclotron emission diagnostics 査読

Masaharu Fukuyama, Hiroshi Idei, Miu Yunoki, Ryuichi Ashida, Daichi Ogata, Ryuya Ikezoe, Takumi Onchi

Plasma and Fusion Research   14   2019年1月

HFS injection of X-mode for EBW conversion in QUEST 査読

Hatem Elserafy, Kazuaki Hanada, Kengoh Kuroda, Hiroshi Idei, Ryota Yoneda, Canbin Huang, Shinichiro Kojima, Makoto Hasegawa, Yoshihiko Nagashima, Takumi Onchi, Ryuya Ikezoe, Aki Higashijima, Takahiro Nagata, Shoji Kawasaki, Shun Shimabukuro, Nicola Bertelli, Masayuki Ono

Plasma and Fusion Research   14 ( 1 )   2019年1月

Electron Bernstein wave detection by sub-Tera-Hz scattering in the QUEST 国際誌

S. Kubo, H. Idei, Y. Tatematsu, T. Saito, M. Iizawa

43rd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2018 2018 43rd International Conference on Infrared Millimeter and Terahertz Waves, IRMMW-THz 2018   2018年10月

Initial results from solenoid-free plasma start-up using Transient CHI on QUEST 査読

K. Kuroda, R. Raman, K. Hanada, M. Hasegawa, T. Onchi, M. Ono, B. A. Nelson, T. R. Jarboe, M. Nagata, O. Mitarai, K. Nakamura, H. Idei, J. Rogers, S. Kawasaki, T. Nagata, A. Kuzmin, S. Kojima, C. Huang, O. Watanabe, A. Higashijima, Y. Takase, A. Fukuyama, S. Murakami

Plasma Physics and Controlled Fusion   60 ( 11 )   2018年9月

Effect of magnetic shear on edge turbulence in SOL-like open field line configuration in QUEST 査読

Santanu Banerjee, H. Zushi, N. Nishino, K. Hanada, H. Idei, K. Nakamura, M. Hasegawa, A. Fujisawa, Y. Nagashima, K. Mishra, S. Tashima, T. Onchi, A. Kuzmin, K. Matsuoka

Plasma Physics and Controlled Fusion   60 ( 8 )   2018年6月

Modification of plasma control system and hot-wall temperature control system for long-duration plasma sustainment in QUEST 査読

Makoto Hasegawa, Kazuo Nakamura, Kazuaki Hanada, Shoji Kawasaki, Arseniy Kuzmin, Hiroshi Idei, Kazutoshi Tokunaga, Yoshihiko Nagashima, Takumi Onchi, Kengoh Kuroda, Osamu Watanabe, Aki Higashijima, Takahiro Nagata

Fusion Engineering and Design   129   202 - 206   2018年4月

Modification of plasma control system and hot-wall temperature control system for long-duration plasma sustainment in QUEST 査読 国際誌

2018年3月

Spectroscopic measurements of impurity ion toroidal and poloidal flow velocities and their dependence on vertical magnetic field in QUEST toroidal ECR plasmas 査読

Nao Yoneda, Taiichi Shikama, Hideki Zushi, Kazuaki Hanada, Akinobu Fujikawa, Takumi Onchi, Kengoh Kuroda, Kuniaki Nii, Masahiro Hasuo, Makoto Hasegawa, Hiroshi Idei, Kazuo Nakamura, Yoshihiko Nagashima, Aki Higashijima, Takahiro Nagata

Plasma and Fusion Research   13   2018年1月

Plasma equilibrium based on RF-driven current profile without assuming nested magnetic surfaces on QUEST 査読

K. Nakamura, M. M. Alam, Y. Z. Jiang, O. Mitarai, K. Kurihara, Y. Kawamata, M. Sueoka, M. Takechi, Makoto Hasegawa, K. Tokunaga, K. Araki, H. Zushi, Kazuaki Hanada, akihide fujisawa, Hiroshi Idei, Yoshihiko Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, T. Nagata, A. Fukuyama

Fusion Engineering and Design   123   532 - 534   2017年11月

Investigation of hydrogen recycling in long-duration discharges and its modification with a hot wall in the spherical tokamak QUEST 査読

K. Hanada, N. Yoshida, T. Honda, Z. Wang, A. Kuzmin, I. Takagi, T. Hirata, Y. Oya, M. Miyamoto, H. Zushi, M. Hasegawa, K. Nakamura, A. Fujisawa, H. Idei, Y. Nagashima, O. Watanabe, T. Onchi, K. Kuroda, H. Long, H. Watanabe, K. Tokunaga, A. Higashijima, S. Kawasaki, T. Nagata, Y. Takase, A. Fukuyama, O. Mitarai

Nuclear Fusion   57 ( 12 )   2017年10月

Measurement of thickness of film deposited on the plasma-facing wall in the QUEST tokamak by colorimetry 査読

Z. Wang, Kazuaki Hanada, N. Yoshida, T. Shimoji, M. Miyamoto, Y. Oya, H. Zushi, Hiroshi Idei, K. Nakamura, akihide fujisawa, Yoshihiko Nagashima, Makoto Hasegawa, S. Kawasaki, A. Higashijima, H. Nakashima, T. Nagata, A. Kawaguchi, T. Fujiwara, K. Araki, O. Mitarai, A. Fukuyama, Y. Takase, K. Matsumoto

Review of Scientific Instruments   88 ( 9 )   2017年9月

Spatial distribution of atomic and ion hydrogen flux and its effect on hydrogen recycling in long duration confined and non-confined plasmas 査読

A. Kuzmin, H. Zushi, I. Takagi, S. K. Sharma, M. Kobayashi, Y. Hirooka, Takumi Onchi, Kazuaki Hanada, N. Yoshida, K. Nakamura, akihide fujisawa, Hiroshi Idei, Yoshihiko Nagashima, Makoto Hasegawa, T. Mutoh, K. Mishra, H. Ohwada

Nuclear Materials and Energy   12   627 - 632   2017年8月

Effect of magnetic structure on RF-induced breakdown in QUEST 査読

R. Yoneda, Kazuaki Hanada, K. Nakamura, Hiroshi Idei, N. Yoshida, Makoto Hasegawa, Takumi Onchi, K. Kuroda, S. Kawasaki, A. Higashijima, T. Nagata, A. Isayama, O. Mitarai, A. Fukuyama, Y. Takase

Physics of Plasmas   24 ( 6 )   2017年6月

Overview of spherical tokamak research in Japan 査読

Y. Takase, A. Ejiri, T. Fujita, N. Fukumoto, A. Fukuyama, Kazuaki Hanada, Hiroshi Idei, M. Nagata, Y. Ono, H. Tanaka, M. Uchida, R. Horiuchi, Y. Kamada, H. Kasahara, S. Masuzaki, Y. Nagayama, T. Oishi, K. Saito, Y. Takeiri, S. Tsuji-Iio

Nuclear Fusion   57 ( 10 )   2017年6月

Development of over-MW gyrotrons for fusion at 14 GHz to sub-THz frequencies 査読

T. Kariya, T. Imai, R. Minami, K. Sakamoto, Y. Oda, R. Ikeda, T. Shimozuma, S. Kubo, Hiroshi Idei, T. Numakura, K. Tsumura, Y. Ebashi, M. Okada, Y. Nakashima, Y. Yoshimura, H. Takahashi, S. Ito, Kazuaki Hanada, K. Nagasaki, M. Ono, T. Eguchi, Y. Mitsunaka

Nuclear Fusion   57 ( 6 )   2017年4月

Optimized design of polarizers with low ohmic loss and any polarization state for the 28 GHz QUEST ECH/ECCD system 査読

114   97 - 101   2017年1月

Erratum Current Start-Up Using the New CHI System [Plasma Fusion Res., 12, (2017) (1202020)] DOI: 10.1585/pfr.12.1202020 査読

Kengoh Kuroda, Roger Raman, Kazuaki Hanada, Makoto Hasegawa, Takumi Onchi, Masayuki Ono, Thomas R. Jarboe, Brian A. Nelson, Masayoshi Nagata, Osamu Mitarai, Kazuo Nakamura, Hiroshi Idei, John Rogers, Shoji Kawasaki, Takahiro Nagata, Arseniy Kuzmin, Shinichiro Kojima, Osamu Watanabe, Aki Higashijima, Yuichi Takase, Atsushi Fukuyama

Plasma and Fusion Research   12   2017年1月

Current start-up using the new CHI system 査読

Kengoh Kuroda, Roger Raman, Kazuaki Hanada, Makoto Hasegawa, Takumi Onchi, Masayuki Ono, Thomas Jaboe, Brian A. Nelson, Masayoshi Nagata, Osamu Mitarai, Kazuo Nakamura, Hiroshi Idei, John Rogers, Shoji Kawasaki, Takahiro Nagata, Arseniy Kuzmin, Shinichiro Kojima, Osamu Watanabe, Aki Higashijima, Yuichi Takase, Atsushi Fukuyama

Plasma and Fusion Research   12   2017年1月

Power Balance Estimation in Long Duration Discharges on QUEST 査読

Kazuaki Hanada, H. Zushi, Hiroshi Idei, K. Nakamura, M. Ishiguro, S. Tashima, E. I. Kalinnikova, Yoshihiko Nagashima, Makoto Hasegawa, akihide fujisawa, A. Higashijima, S. Kawasaki, H. Nakashima, O. Mitarai, A. Fukuyama, Y. Takase, X. Gao, H. Liu, J. Qian, M. Ono, R. Raman

Plasma Science and Technology   18 ( 11 )   1069 - 1075   2016年11月

Current status and prospect of plasma control system for steady-state operation on QUEST 査読

Makoto Hasegawa, Kazuo Nakamura, Hideki Zushi, Kazuaki Hanada, akihide fujisawa, Kazutoshi Tokunaga, Hiroshi Idei, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Fusion Engineering and Design   112   699 - 702   2016年11月

Development of 28/35 GHz dual-frequency gyrotron for ECH study 査読

T. Kariya, T. Imai, R. Minami, K. Tsumura, Y. Ebashi, Hiroshi Idei, Kazuaki Hanada, M. Ono, K. Komurasaki, T. Numakura, Y. Endo, Y. Nakashima

11th International Conference on Open Magnetic Systems for Plasma Confinement, OS 2016 Open Magnetic Systems for Plasma Confinement, OS 2016 Proceedings of the 11th International Conference on Open Magnetic Systems for Plasma Confinement   1771   2016年10月

Guiding Center Orbit Calculation for Evaluating the Current Density Distributions of the Electrons in Electron Cyclotron Heating on QUEST 査読

Md Mahbub Alam, Kazuo Nakamura, Hiroshi Idei, Makoto Hasegawa, Kazutoshi Tokunaga, Kuniaki Araki, Kazuaki Hanada, akihide fujisawa, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Fan Xia, Osamu Mitarai

IEEE Transactions on Plasma Science   44 ( 9 )   1666 - 1671   2016年9月

Response of the far scrape-off layer plasma to strong gas puffing in the high poloidal beta configuration of the QUEST spherical tokamak 査読

Takumi Onchi, H. Zushi, K. Mishra, Y. Oyama, Yoshihiko Nagashima, Kazuaki Hanada, Hiroshi Idei, Makoto Hasegawa, A. Kuzmin, H. Miura, K. Nakamura, akihide fujisawa, K. Nagaoka

Plasma Physics and Controlled Fusion   58 ( 11 )   2016年9月

Observation of an edge coherent mode and poloidal flow in the electron cyclotron wave induced high β_p plasma in QUEST 査読

23 ( 8 )   2016年8月

Hydrogen flux measurements with permeation probes in spherical tokamak QUEST 査読

A. Kuzmin, H. Zushi, I. Takagi, S. K. Sharma, Y. Hirooka, M. Kobayashi, M. Sakamoto, Kazuaki Hanada, Takumi Onchi, Y. Oyama, N. Youshida, K. Nakamura, akihide fujisawa, Hiroshi Idei, Yoshihiko Nagashima, Makoto Hasegawa, K. Mishra

Vacuum   129   178 - 182   2016年7月

Current density calculation from particle orbit in RF-driven divertor plasma on QUEST

Md Mahbub Alam, Kazuo Nakamura, Makoto Hasegawa, Kazutoshi Tokunaga, Kuniaki Araki, Hideki Zushi, Kazuaki Hanada, akihide fujisawa, Hiroshi Idei, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Fan Xia, Osamu Mitarai

26th IEEE Symposium on Fusion Engineering, SOFE 2015 2015 IEEE 26th Symposium on Fusion Engineering, SOFE 2015   2016-May   2016年5月

Origin and Evolution of Spontaneous Rotation in Plasma under Different Magnetic Field Geometries in Tokamak QUEST 査読

Kishore Mishra, Hideki Zushi, Hiroshi Idei, Takumi Onchi, Makoto Hasegawa, Kazuaki Hanada,

IEEE Transactions on Plasma Science   44 ( 4 )   441 - 447   2016年4月

Multiple wall-reflection effect in adaptive-array differential-phase reflectometry on QUEST 査読

Hiroshi Idei, K. Mishra, M. K. Yamamoto, akihide fujisawa, Yoshihiko Nagashima, M. Hamasaki, Y. Hayashi, Takumi Onchi, Kazuaki Hanada, H. Zushi

Journal of Instrumentation   11 ( 1 )   2016年1月

Kinetic full wave analysis of electron cyclotron wave mode conversion in tokamak plasmas 査読

Shabbir A. Khan, Atsushi Fukuyama, Hiroe Igami, Hiroshi Idei

Plasma and Fusion Research   11 ( Specialissue1 )   2016年1月

Comparison between fullwave and ray-tracing calculations to examine scenarios for electron bernstein wave heating in LHD 査読

Hiroe Igami, Atsushi Fukuyama, Hiroshi Idei, Kazunobu Nagasaki, Yuki Goto, Shin Kubo, Takashi Shimozuma, Yasuo Yoshimura, Hiromi Takahashi, Toru I. Tsujimura, Ryohei Makino

Plasma and Fusion Research   11 ( 1 )   2016年1月

Analysis of plasma equilibrium based on orbit-driven current density profile in steady-state plasma on QUEST 査読 国際誌

K.Nakamura, M.M.Alam, Y.Z.Jiang, O.Mitarai, K.kurihara, Y.Kawamata, M.Sueoka, M.Takechi, M.Hasegawa, K.Tokunaga, K.Araki, H.Zushi, K.Hanada, A.Fujisawa, H. Idei, Y.Nagashima, S.Kawasaki, H.Nakashima, A.Higashijima

Fusion Engineering and Design   2015年12月

Comparative studies of inner and outer divertor discharges and a fueling study in QUEST 査読 国際誌

O.Mitarai, K.Nakamura, M.Hasegawa, T.Onchi, H.Idei, A.Fujisawa, K.Hanada, H.Zushi, A.Higashijima, H.Nakashima, S.Kawasaki, K.Matsuoka, S.Koike, T.Takahashi, H.Tsutsui

Fusion Engineering and Design   2015年12月

Comparison of current density profiles based on particle orbit-driven current in steady-state plasma on QUEST 招待 査読 国際誌

Md Mahbub Alam, K.Nakamura, Fan Xia, O.Mitarai, M.Hasegawa, K.Tokunaga, K.Araki, H.Zushi, K.Hanada, A.Fujisawa, H. Idei, Y.Nagashima, S.Kawasaki, H.Nakashima, A.Higashijima, T.Nagata

Fusion Engineering and Design   2015年11月

Overview of transport and MHD stability study: focusing on the impact of magnetic field topology in the Large Helical Device 査読 国際誌

T.Fujita, S.Hamaguchi, H.Igami, S.Masuzaki, T.Morisaki, H.Idei, et.al.

NUCLEAR FUSION   55 ( 10 )   2015年10月

Development of a high-performance control system by decentralization with reflective memory on QUEST 査読 国際誌

M.Hasegawa, K.Nakamura, H.Zushi, K.Hanada, A.Fujisawa, O.Mitarai, K. Tokunaga, H.Idei, Y.Nagashima, S.Kawasaki, H.Nakashima, A.Higashijima

FUSION ENGINEERING AND DESIGN   96-97   629 - 632   2015年10月

Radiation Measurements using Adaptive-array Technique

H.Idei, M.Yamamoto

42 - 46   2015年9月

Global gas balance and influence of atomic hydrogen irradiation on the wall inventory in steady-state operation of QUEST tokamak 査読 国際誌

A. Kuzmin, H. Zushi, I. Takagi, S.K.Sharma, A. Rusinov, Y. Inoue, Y. Hirooka, H. Zhou, M. Kobayashi, M.Sakamoto, K. Hanada, N. Yoshida, K. Nakamura, A. Fujisawa, K. Matsuoka, H. Idei, Y. Nagashima, M. Hasegawa, T. Onchi, S. Banerjee

Journal of Nuclear Materials   463   1087 - 1090   2015年8月

Self organization of high β_p plasma equilibrium with an inboard poloidal magnetic field null in QUEST 査読

55 ( 8 )   2015年8月

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

T. Onchi, H. Zushi, K. Mishra, Y. Mahira, K. Nagaoka, K. Hanada, H. Idei, M. Hasegawa, K. Nakamura, A. Fujisawa, Y. Nagashima, K. Matsuoka, S. Tashima, S. Banerjee, A. Kuzmin, S. Kawasaki, H. Nakashima, A. Higashijima, O. Watanabe

Physics of Plasmas   22 ( 8 )   2015年8月

Development of gyrotrons for fusion with power exceeding 1 MW over a wide frequency range 査読

T. Kariya, T. Imai, R. Minami, T. Numakura, T. Eguchi, T. Kato, Y. Endo, M. Ichimura, T. Shimozuma, S. Kubo, H. Takahashi, Y. Yoshimura, H. Igami, S. Ito, T. Mutoh, K. Sakamoto, H. Idei, H. Zushi, K. Nagasaki, F. Sano, M. Ono, Y. Mitsunaka

Nuclear Fusion   55 ( 9 )   2015年8月

Development of gyrotrons for fusion with power exceeding 1MW over a wide frequency range 査読 国際誌

T.Kariya, T.Imai, R.Minami, T.Mumakura, T.Eguchi, T.Kato, Y.Endo, M.Ichimura, H.Idei, et.al.

Nuclear Fusion   2015年8月

Particle balance in long duration RF driven plasmas on QUEST 査読 国際誌

K.Hanada, H.Zushi, N.Yoshida, N.Yugami, T.Honda, M.Hasegawa, K.Mishra, A.Kuzmin, K.Nakamura, A.Fujisawa, H.Idei, Y.Nagashima, O.Watanabe, T.Onchi, H. Watanabe, K. Tokunaga, S.Kawasaki, H.Nakashima, A.Higashijima

JOURNAL OF NUCLEAR MATERIALS   463   1084 - 1086   2015年8月

Observation of heat flux and plasma flow in scrape off layer in QUEST 査読 国際誌

T.Onchi, Y.Mahira, K.Nagaoka, S.Tashima, S.Banerjee, K.Mishra, H.Idei, K.Hanada, K.Nakamura, A.Fujisawa, Y.Nagashima, M.Hasegawa, K.Matsuoka, A.Kuzmin, O.Wanatabe, S.Kawasaki, H.Nakashima, A.Higashijima

Journal of Nuclear Materials   463   2015年8月

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

T.Onchi, H.Zushi, K.Mishra, Y.Mahira, K.Nagaoka, K.Hanada, H.Idei, M.Hasegawa, K.Nakamura, A.Fujisawa, Y.Nagashima, K.Matsuoka, S.Tashima, S.Banerjee, A.Kuzmin, S.Kawasaki, H.Nakashima, A.Higashijima, O.Wanatabe

Physics of Plasmas   22 ( 8 )   2015年8月

Development of 28 GHz Gyrotron for Cooperative ECH Study 査読

T. Kariya, R. Minami, T. Imai, T. Kato, Hiroshi Idei, Kazuaki Hanada, H. Zushi, T. Numakura, Y. Endo, M. Ichimura

Fusion Science and Technology   68 ( 1 )   147 - 151   2015年7月

Conceptual Design of Dual Baseline-Frequency Fast Directional Switch using Square Corrugated Waveguide Splitter/Combiner 査読

H. Idei, T. Kobayashi, S. Moriyama, A. Isayama, M. Sakaguchi, W. Kasparek

Journal of Infrared, Millimeter, and Terahertz Waves   36 ( 7 )   662 - 674   2015年7月

DEVELOPMENT OF 28 GHz GYROTRON FOR COOPERATIVE ECH STUDY 査読 国際誌

T.Kariya, R.Minami, T.Imai, T.Kato, H.Idei, K.Hanada, H.Zushi, T.Numakura, Y.Endo, M.Ichimura

FUSION SCIENCE AND TECHNOLOGY   68 ( 1 )   147 - 151   2015年7月

Self organization of high βp plasma equilibrium with an inboard poloidal magnetic field null in QUEST 査読 国際誌

2015年7月

Conceptual Design of Dual Baseline-Frequency Fast Directional Switch using Square Corrugated Waveguide Splitter/Combiner 査読 国際誌

H. Idei, T. Kobayashi, S. Moriyama, A. Isayama, M.Sakaguchi, W. Kasparek

Journal of Infared, Millimeter, and Teraherts Waves   36 ( 7 )   662 - 674   2015年7月

Optimization of the high harmonic ECRH scenario to extend a heating plasma parameter range in LHD 査読

, T. Shimozuma, H. Igami, S. Kubo, Y. Yoshimura, H. Takahashi, M. Osakabe, T. Mutoh, M. Nishiura, H. Idei, K. Nagasaki, N. Marushchenko, Y. Turkin

Nuclear Fusion   55 ( 6 )   2015年6月

Optimization of the high harmonic ECRH scenario to extend a heating plasma parameter range in LHD 査読 国際誌

T.Shimozuma, H. Igami, S. Kubo, Y. Yoshimura, H. Takahashi, M. Osakabe, T. Mutoh, M. Nishiura, H. Idei, K. Nagasaki, N. Marushchenko, Y. Turkin, The LHD Experiment Group

Nuclear Fusion   55   2015年5月

Research and Development of 2-frequency (110/138GHz) FADIS for JT-60SA ECH/ECCD Experiments 国際誌

H. Idei, S. Moriyama, T. Kobayashi, A. Isayama, M. Sakaguchi, W. Kasparek

EPJ Web of Conferences   87   2015年3月

Research and development of 2-frequency (110/138 GHz) FADIS for JT-60SA ECHCD system 査読

H. Idei, S. Moriyama, T. Kobayashi, A. Isayama, M. Sakaguchi, W. Kasparek

18th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, EC 2014 EPJ Web of Conferences   87   2015年3月

Recent upgrading of ECRH system and studies to improve ECRH performance in the LHD 査読

, Hiroe Igami, Shin Kubo, Takashi Shimozuma, Yasuo Yoshimura, Hiromi Takahashi, Shuji Kamio, Sakuji Kobayashi, Satoshi Ito, Yoshinori Mizuno, Kohta Okada, Ryohei Makino, Shinya Ogasawara, Kenya Kobayashi, Masaki Osakabe, Kazunobu Nagasaki, Hiroshi Idei, Takashi Mutoh

18th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, EC 2014 EPJ Web of Conferences   87   2015年3月

Recent Upgrading of ECRH System and Studies to Improve ECRH Performance in the LHD 査読 国際誌

H.Igami, S.Kubo, S.Shimozuma, Y.Yoshimura, H.Takahashi, S.Kamio, S.Kobayashi, S.Ito, Y.Mizuno, K.Okada, R.Makino, S.Ogasawara, K.kobayashi, M.Osakabe, K.Nagasaki, H.Idei, T.Mitoh

EPJ Web of Conferences   87   2015年3月

High beta(p) plasma formation using off-axis ECCD in Ohmic heated plasma in the spherical tokamak QUEST 査読 国際誌

K.Mishra, H.Zushi, H.Idei, M.Hasegawa, K.Hanada

EC18 - 18TH JOINT WORKSHOP ON ELECTRON CYCLOTRON EMISSION AND ELECTRON CYCLOTRON RESONANCE HEATING   87   2015年3月

Dynamical programming based turbulence velocimetry for fast visible imaging of tokamak plasma 査読 国際誌

S.Banerjee, H.Zushi, N.Nishino, K.Mishra, T.Onchi, A.Kuzmin, Y.Nagashima, K.Hanada, K.Nakamura, H. Idei, M.Hasegawa, A.Fujisawa

REVIEW OF SCIENTIFIC INSTRUMENTS   86 ( 3 )   2015年3月

Flow damping due to stochastization of the magnetic field 査読

K. Ida, M. Yoshinuma, H. Tsuchiya, T. Kobayashi, C. Suzuki, M. Yokoyama, A. Shimizu, K. Nagaoka, S. Inagaki, K. Itoh, T. Akiyama, M. Emoto, T. Evans, A. Dinklage, X. Du, K. Fujii, M. Goto, T. Goto, M. Hasuo, C. Hidalgo, K. Ichiguchi, A. Ishizawa, M. Jakubowski, K. Kamiya, H. Kasahara, G. Kawamura, D. Kato, M. Kobayashi, S. Morita, K. Mukai, I. Murakami, S. Murakami, Y. Narushima, M. Nunami, S. Ohdach, N. Ohno, M. Osakabe, N. Pablant, S. Sakakibara, T. Seki, T. Shimozuma, M. Shoji, S. Sudo, K. Tanaka, T. Tokuzawa, Y. Todo, H. Wang, H. Yamada, Y. Takeiri, T. Mutoh, S. Imagawa, T. Mito, Y. Nagayama, K. Y. Watanabe, N. Ashikawa, H. Chikaraishi, A. Ejiri, M. Furukawa, T. Fujita, S. Hamaguchi, H. Igami, M. Isobe, S. Masuzaki, T. Morisaki, G. Motojima, K. Nagasaki, H. Nakano, Y. Oya, Y. Suzuki, R. Sakamoto, M. Sakamoto, A. Sanpei, H. Takahashi, M. Tokitani, Y. Ueda, Y. Yoshimura, S. Yamamoto, K. Nishimura, H. Sugama, T. Yamamoto, H. Idei, A. Isayama, S. Kitajima, S. Masamune, K. Shinohara, P. S. Bawankar, E. Bernard, M. Von Berkel, H. Funaba, X. L. Huang, T. Ii, T. Ido, K. Ikeda, S. Kamio, R. Kumazawa, C. Moon, S. Muto, J. Miyazawa, T. Ming, Y. Nakamura, S. Nishimura, K. Ogawa, T. Ozaki, T. Oishi, M. Ohno, S. Pandya, R. Seki, R. Sano, K. Saito, H. Sakaue, Y. Takemura, K. Tsumori, N. Tamura, H. Tanaka, K. Toi, B. Wieland, I. Yamada, R. Yasuhara, H. Zhang, O. Kaneko, A. Komori

Nature communications   6   2015年1月

Comparison between non-inductive plasma current start-up using ECRH with and without fundamental resonance on QUEST 査読

Hiroki Miura, Kazuaki Hanada, Hideki Zushi, Kazuo Nakamura, Akihide Fujisawa, Hiroshi Idei, Yoshihiko Nagashima, Makoto Hasegawa, Hisatoshi Nakashima, Shoji Kawasaki, Aki Higashijima, Osamu Mitarai, Atsushi Fukuyama, Yuichi Takase

Plasma and Fusion Research   10   2015年1月

Thermal imaging of plasma with a phased array antenna in QUEST 査読

Kishore Mishra, H. Idei, H. Zushi, K. Nagata, R. Akimoto, M. K. Yamamoto, K. Hanada, M. Hasegawa, K. Nakamura, A. Fujisawa, Y. Nagashima, S. Banerjee, T. Onchi, A. Kuzmin

Review of Scientific Instruments   85 ( 11 )   2014年11月

Determination of waveguide mode content using irradiance moments 国際誌

Sudheer K. Jawla, Michael A. Shapiro, Hiroshi Idei, Richard J. Temkin

39th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2014 2014 39th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2014   2014年11月

Role of magnetic field curvature and strength on spontaneous rotation of plasma in tokamak QUEST 国際誌

Kishore Mishra, Y. Hayashi, M. Hamasaki, Y. Maeda, R. Akimoto, T. Onchi, A. Kuzmin, H. Idei, H. Zushi

Proc. of 16th Cross Straits symposium on Energy and Environmental Science and Technology   2014年11月

Development of Over 1 MW and Multi-Frequency Gyrotrons for Fusion 国際誌

T. Imai, T. Kariya, R. Minami, T. Numakura, T. Eguchi, T. Kato, Y. Endo, M. Ichimura, T. Shimozuma, S. Kubo, H. Takahashi, Y. Yoshimura, H. Igami, S. Ito, T. Mutoh, K. Sakamoto, H. Idei, H. Zushi, K. Nagasaki, F. Sano

Proc. of the 25th IAEA Fusion Energy Conference (IAEA FEC 2014)   2014年10月

Development of a plasma control system for steady-state operation on QUEST 査読 国際誌

M.Hasegawa, K.Nakamura, H.Zushi, K.Hanada, A.Fujisawa, K.Matsuoka, H.Idei, Y.Nagashima, K.Tokunaga, S.Kawasaki, H.Nakashima, A.Higashijima

JOURNAL OF THE KOREAN PHYSICAL SOCIETY   65 ( 8 )   1191 - 1195   2014年10月

Investigation of progression from low to high hydrogen recycling during long duration discharges on a spherical tokamak, QUEST 国際誌

K. Hanada, N. Yoshida, H. Zushi, K. Nakamura, A. Fujisawa, H. Idei, Y. Nagashima, H. Watanabe, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima, O. Watanabe, Y. Takase, A. Fukuyama, O. Mitarai, M. Peng and the QUEST team

Proc.25th Fusion Energy Conference (FEC 2014), 2014.10.13-18, St. Petersburg Russian Federation   2014年10月

Corrugated Waveguide Mode Content Analysis Using Irradiance Moments 査読 国際誌

Jawla, Sudheer K.; Shapiro, Michael A.; Idei, Hiroshi; Temkin, Richard J.

IEEE TRANSACTIONS ON PLASMA SCIENCE   42 ( 10 )   2014年10月

Fully Non-inductive Current Drive Experiments using 28GHz and 8.2 GHz Electron Cyclotron Waves in QUEST 国際誌

H. Idei, T. Kariya, T. Imai, K. Mishra, O. Wanatabe, H. Zushi, K. Hamada, T. Onchi, A. Ejiri, K. Nakamura, A. Fujisawa, Y. Nagashima, M. Hasegawa, K. Matsuoka, A. Fukuyama, S. Kubo, T. Shimozuma, M. Yoshikawa, M. Sakamoto, S. Kawasaki

Proc. of the 25th IAEA Fusion Energy Conference (IAEA FEC 2014)   2014年10月

Determination of the system function for the particle circulation process using perturbation technique in QUEST 国際誌

H. Zushi, A. Kuzmin, I. Takagi, S. K. Sharma, M. Hasegawa, M. Kobayashi, Y. Hirooka, N. Yoshida, A. Rusinov, A. Inoue, H. Zhou, A. Fujisawa, K. Hanada, H. Idei, K. Nakamura, Y. Nagashima, K. Matsuoka, T. Onchi, S. Tashima, S. Banerjee

Proc. of the 25th IAEA Fusion Energy Conference (IAEA FEC 2014)   2014年10月

Self Organization of High βp Plasma Equilibrium with an Inboard Poloidal Null Sustained by Fully non- inductive Current Drive in QUEST 国際誌

2014年10月

Optimization of High Harmonic ECRH Scenario to Extend a Heating Plasma Parameter Range in LHD 国際誌

T. Shimozuma, H. Igami, S. Kubo, Y. Yoshimura, H. Takahashi, M. Osakabe, T. Mutoh, M. Nishiura, H. Idei, K. Nagasaki, N. Marushchenko, Y. Turkin

Proc. of the 25th IAEA Fusion Energy Conference (IAEA FEC 2014)   2014年10月

Determination of waveguide mode content using irradiance moments 国際誌

Jawla, Sudheer K. ; Shapiro, Michael A. ; Idei, Hiroshi ; Temkin, Richard J.

Infrared, Millimeter, and Terahertz waves (IRMMW-THz), 2014 39th International Conference on   1.0 - 2.0   2014年9月

Shape Reconstruction of RF-Driven Divertor Plasma on QUEST 査読 国際誌

Nakamura, Kazuo; Fujita, H.; Liu, X. L.; Xue, E. B.; Xia, Fan; Mitarai, Osamu; Kurihara, Kenichi; Kawamata, Y.; Sueoka, M.; Hasegawa, Makoto; Tokunaga, Kazutoshi; Zushi, H.; Hanada, K.; Fujisawa, A.; Matsuoka, K.; Idei, H.; Nagashima, Y.; Kawasaki, S.; Nakashima, H.; Higashijima, A.; Araki, Kuniaki; Fukuyama, A.

IEEE TRANSACTIONS ON PLASMA SCIENCE   42.0 ( 9.0 )   2309.0 - 2312.0   2014年9月

Investigation of Non-inductive Plasma Current Start-up by RF on QUEST 査読 国際誌

Ishiguro, Masaki; Hanada, Kazuaki; Liu, Hiqing; Ogata, Ryota; Isobe, Mitsutaka; Tashima, Saya; Zushi, Hideki; Sato, Khonosuke; Fujisawa, Akihide; Nakamura, Kazuo; Idei, Hiroshi; Sakamoto, Mizuki; Hasegawa, Makoto; Takase, Yuichi; Maekawa, Takashi; Kishimoto, Yasuaki; Mitarai, Osamu; Kawasaki, Shoji; Nakashima, Hisatoshi; Higashijima, Aki

15TH INTERNATIONAL CONGRESS ON PLASMA PHYSICS (ICPP2010) & 13TH LATIN AMERICAN WORKSHOP ON PLASMA PHYSICS (LAWPP2010)   511.0 ( 0.0 )   0.0 - 0.0   2014年9月

Scrape Off Layer Flow Characteristics in the Spherical Tokamak QUEST 査読 国際誌

S.Banerjee, H.Zushi, N.Nishino, Y.Mahira, K.Nagaoka, K.Mishra, S.Tashima, Y.Nagashima, K.Hanada, K.Nakamura, H. Idei, M.Hasegawa, A.Fujisawa, K.Matsuoka

JPS Conf. Proc. 1   2014年7月

Role of stochasticity in turbulence and convective intermittent transport at the scrape off layer of Ohmic plasma in QUEST 査読 国際誌

Banerjee, Santanu; Zushi, H.; Nishino, N.; Hanada, K.; Ishiguro, M.; Tashima, S.; Liu, H. Q.; Mishra, K.; Nakamura, K.; Idei, H.; Hasegawa, M.; Fujisawa, A.; Nagashima, Y.; Matsuoka, K.

PHYSICS OF PLASMAS   21.0 ( 7.0 )   0.0 - 0.0   2014年7月

Analytical Solution of High βp Equilibria with Natural Inboard Poloidal Null Configuration Obtained in the Spherical Tokamak QUEST 査読 国際誌

9.0 ( RC )   2014年7月

Thermal imaging of plasma with a phased array antenna in QUEST 査読 国際誌

REVIEW OF SCIENTIFIC INSTRUMENTS   85.0   2014年7月

Adaptive array technique for differential-phase reflectometry in QUEST 査読 国際誌

Idei, H; Nagata, K; Mishra, K; Yamamoto, MK; Itado, T; Akimoto, R; Hanada, K; Zushi, H;

REVIEW OF SCIENTIFIC INSTRUMENTS   85.0 ( 11.0 )   2014年6月

Electron Bernstein wave heating and emission measurement through the very narrow OXB mode conversion window in the LHD 国際誌

H. Igami, S. Kubo, T. Shimozuma, Y. Yoshimura, H. Takahashi, M. Nishiura, S. Ogasawara, R. Makino, H. Idei, K. Nagasaki, T. Seki, M. Osakabe and T. Mutoh

RADIOFREQUENCY POWER IN PLASMAS: Proceedings of the 20th Topical Conference. AIP Publishing,   1580.0 ( 1.0 )   490.0 - 493.0   2014年5月

Characteristics of High Poloidal Beta Plasma Formed by Electron Cyclotron Waves in Spherical Tokamak QUEST 査読 国際誌

K.Mishra, H.Idei, H.Zushi, S.Tashima, S.Banergee, M.Hasegawa, K.Hanada, K.Nakamura, A.Fujisawa, K.Matsuoka, Y.Nagashima, S.Kawasaki, H.Nakashima, A.Higashijima

JPS Conf. Proc.1   2014年5月

Role of energetic electrons during current ramp-up and production of high poloidal beta plasma in non-inductive current drive on QUEST 査読 国際誌

Tashima, Saya; Zushi, H.; Isobe, M.; Hanada, K.; Idei, H.; Nakamura, K.; Fujisawa, A.; Matsuoka, K.; Hasegawa, M.; Nagashima, Y.; Okamura, S.; Banerjee, S.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

NUCLEAR FUSION   54.0 ( 2.0 )   0.0 - 0.0   2014年2月

Electron Bernstein wave heating and emission measurement through the very narrow O-X-B mode conversion window in the LHD

H. Igami, S. Kubo, T. Shimozuma, Y. Yoshimura, H. Takahashi, M. Nishiura, S. Ogasawara, R. Makino, Hiroshi Idei, K. Nagasaki, T. Seki, M. Osakabe, T. Mutoh

20th Topical Conference on Radiofrequency Power in Plasmas Radiofrequency Power in Plasmas - Proceedings of the 20th Topical Conference   1580   490 - 493   2014年1月

Development of Full D-Band Corrugated Horn Antenna for ECRH System 査読 国際誌

SAKAGUCHI, Masatsugu; IDEI, Hiroshi; SAITO, Tetsuji; SHIGEMATSU, Takashi;

Plasma and Fusion Research   8.0 ( RA )   2013年12月

Shape reconstruction of RF-driven divertor plasma on QUEST

Kazuo Nakamura, H. Fujita, X. L. Liu, E. B. Xue, F. Xia, O. Mitarai, K. Kurihara, Y. Kawamata, M. Sueoka, Makoto Hasegawa, Kazutoshi Tokunaga, H. Zushi, Kazuaki Hanada, akihide fujisawa, K. Matsuoka, Hiroshi Idei, Yoshihiko Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, K. Araki, A. Fukuyama

2013 IEEE 25th Symposium on Fusion Engineering, SOFE 2013 2013 IEEE 25th Symposium on Fusion Engineering, SOFE 2013   2013年12月

In-situ real-time characterization of spurious modes in HE₁₁ transmission lines with a mitrebend hole coupler 国際誌

B. Plaum, W. Kasparek, C. Lechte, J. Ruiz, H. Idei, D. Tretiak, Z. Popovic

2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2013 2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2013   2013年12月

Development of plasma control system for divertor configuration on QUEST 査読 国際誌

Hasegawa, M.; Nakamura, K.; Zushi, H.; Hanada, K.; Fujisawa, A.; Matsuoka, K.; Mitarai, O.; Idei, H.; Nagashima, Y.; Tokunaga, K.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

FUSION ENGINEERING AND DESIGN   88.0 ( 6.0 )   1074.0 - 1077.0   2013年10月

Extension of operation regimes and investigation of three-dimensional currentless plasmas in the Large Helical Device 査読 国際誌

Kaneko, O.; Yamada, H.; Inagaki, S.; Jakubowski, M.; Kajita, S.; Kitajima, S.; Kobayashi; Koga, K.; Morisaki, T.; Morita, S.; Mutoh, T.; Sakakibara, S.; Suzuki, Y.; Takahashi, H.; Tanaka, K.; Toi, K.; Yoshimura, Y.; Akiyama, T.; Asahi, Y.; Ashikawa, N.; Chikaraishi, H.; Cooper, A.; Darrow, D. S.; Drapiko, E.; Drewelow, P.; Du, X.; Ejiri, A.; Emoto, M.; Evans, T.; Ezumi, N.; Fujii, K.; Fukuda, T.; Funaba, H.; Furukawa, M.; Gates, D. A.; Goto, M.; Goto, T.; Guttenfelder, W.; Hamaguchi, S.; Hasuo, M.; Hino, T.; Hirooka, Y.; Ichiguchi, K.; Ida, K.; Idei, H.; Ido, T.; Igami, H.; Ikeda, K.; Imagawa, S.; Imai, T.; Isobe, M.; Itagaki, M.; Ito, T.; Itoh, K.; Itoh, S.; Iwamoto, A.; Kamiya, K.; Kariya, T.; Kasahara, H.; Kasuya, N.; Kato, D.; Kato, T.; Kawahata, K.; Koike, F.; Kubo, S.; Kumazawa, R.; Kuwahara, D.; Lazerson, S.; Lee, H.; Masuzaki, S.; Matsuoka, S.; Matsuura, H.; Matsuyama, A.; Michael, C.; Mikkelsen, D.; Mitarai, O.; Mito, T.; Miyazawa, J.; Motojima, G.; Mukai, K.; Murakami, A.; Murakami, I.; Murakami, S.; Muroga, T.; Muto, S.; Nagaoka, K.; Nagasaki, K.; Nagayama, Y.; Nakajima, N.; Nakamura, H.; Nakamura, Y.; Nakanishi, H.; Nakano, H.; Nakano, T.; Narihara, K.; Narushima, Y.; Nishimura, K.; Nishimura, S.; Nishiura, M.; Nunami, Y. M.; Obana, T.; Ogawa, K.; Ohdachi, S.; Ohno, N.; Ohyabu, N.; Oishi, T.; Okamoto, M.; Okamoto, A.; Osakabe, M.; Oya, Y.; Ozaki, T.; Pablant, N.; Peterson, B. J.; Sagara, A.; Saito, K.; Sakamoto, R.; Sakaue, H.; Sasao, M.; Sato, K.; Sato, M.; Sawada, K.; Seki, R.; Seki, T.; Sergeev, V.; Sharapov, S.; Sharov, I.; Shimizu, A.; Shimozuma, T.; Shiratani, M.; Shoji, M.; Sudo, S.; Sugama, H.; Suzuki, C.; Takahata, K.; Takeiri, Y.; Takemura, Y.; Takeuchi, M.; Tamura, H.; Tamura, N.; Tanaka, H.; Tanaka, T.; Tingfeng, M.; Todo, Y.; Tokitani, M.; Tokunaga, K.; Tokuzawa, T.; Tsuchiya, H.; Tsumori, K.; Ueda, Y.; Vyacheslavov, L.; Watanabe, K. Y.; Watanabe, T.; Watanabe, T. H.; Wieland, B.; Yamada, I.; Yamada, S.; Yamamoto, S.; Yanagi, N.; Yasuhara, R.; Yokoyama, M.; Yoshida, N.; Yoshimura, S.; Yoshinaga, T.; Yoshinuma, M.; Komori, A.

NUCLEAR FUSION   53.0 ( 10.0 )   2013年10月

In-situ real-time characterization of spurious modes in HE 11 transmission lines with a mitrebend hole coupler 国際誌

Plaum, B; Kasparek, W; Lechte, C; Ruiz, J; Idei, H; Tretiak, D; Popovic, Z;

Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2013 38th International Conference on   2013年9月

Turbulence Velocimetry of Tangential Fast Imaging Data on QUEST 査読 国際誌

Santanu BANERJEE, Hideki ZUSHI, Nobuhiro NISHINO, Yoshihiko NAGASHIMA, Kazuaki HANADA, Saya TASHIMA, Tsubasa INOUE, Kazuo NAKAMURA, Hiroshi IDEI, Makoto HASEGAWA, Akihide FUJISAWA and Keisuke MATSUOKA

Plasma and Fusion Research   8.0 ( RA )   2013年8月

Cross-field motion of plasma blob-filaments and related particle flux in an open magnetic field line configuration on QUEST 査読 国際誌

Liu, H. Q.; Hanada, K.; Nishino, N.; Ogata, R.; Ishiguro, M.; Gao, X.; Zushi, H.; Nakamura, K.; Fujisawa, A.; Idei, H.; Hasegawa, M.

JOURNAL OF NUCLEAR MATERIALS   438.0   S513 - S517   2013年7月

High Harmonic ECH Experiment for Extension of Heating Parameter Regime in LHD 査読 国際誌

Takashi SHIMOZUMA, Hiromi TAKAHASHI, Shin KUBO, Yasuo YOSHIMURA, Hiroe IGAMI, Masaki NISHIURA, Shinya OGASAWARA, Ryohei MAKINO, Hiroshi IDEI, Nikolai B MARUSHCHENKO, Yuri TURKIN and Takashi MUTOH

Plasma and Fusion Research   8.0 ( RA )   2013年6月

Steady-state operation using a dipole mode ion cyclotron heating antenna and 77 GHz electron cyclotron heating in the Large Helical Device 査読 国際誌

Mutoh, T.; Seki, T.; Kumazawa, R.; Saito, K.; Kasahara, H.; Seki, R.; Kubo, S.; Shimozuma, T.; Yoshimura, Y.; Igami, H.; Takahashi, H.; Nishiura, M.; Shoji, M.; Miyazawa, J.; Nakamura, Y.; Tokitani, M.; Ashikawa, N.; Masuzaki, S.; Idei, H.; Nomura, G.; Murakami, A.; Sakamoto, R.; Motojima, G.; Zhao, Y. P.; Kwak, J. G.; Takeiri, Y.; Yamada, H.; Kaneko, O.; Komori, A.

NUCLEAR FUSION   53.0 ( 6.0 )   0.0 - 0.0   2013年6月

Electron Bernstein wave heating by electron cyclotron wave injection from the high-field side in LHD 査読 国際誌

Yoshimura, Y.; Igami, H.; Kubo, S.; Shimozuma, T.; Takahashi, H.; Nishiura, M.; Ohdachi, S.; Tanaka, K.; Ida, K.; Yoshinuma, M.; Suzuki, C.; Ogasawara, S.; Makino, R.; Idei, H.; Kumazawa, R.; Mutoh, T.; Yamada, H.

NUCLEAR FUSION   53.0 ( 6.0 )   2013年6月

Development of multi-purpose MW gyrotrons for fusion devices 査読 国際誌

Minami, R.; Kariya, T.; Imai, T.; Numakura, T.; Endo, Y.; Nakabayashi, H.; Eguchi, T.; Shimozuma, T.; Kubo, S.; Yoshimura, Y.; Igami, H.; Takahashi, H.; Mutoh, T.; Ito, S.; Idei, H.; Zushi, H.; Yamaguchi, Y.; Sakamoto, K.; Mitsunaka, Y.

NUCLEAR FUSION   53.0 ( 6.0 )   0.0 - 0.0   2013年6月

SHAPE RECONSTRUCTION OF RF-DRIVEN DIVERTOR PLASMA ON QUEST 国際誌

NAKAMURA Kazuo, FUJITA Hiroki, LIU Xiaolong, XUE Erbing, XIA Fan, MITARAI Osamu, KURIHARA Kenichi, KAWAMATA Yoichi, SUEOKA Michiharu, HASEGAWA Makoto, TOKUNAGA Kazutoshi, ZUSHI Hideki, HANADA Kazuaki, FUJISAWA Akihide, IDEI Hiroshi, NAGASHIMA Yoshihiko, KAWASAKI Shoji, NAKASHIMA Hisatoshi, HIGASHIJIMA Aki, ARAKI Kuniaki

2013年5月

H∞ Loop Shaping Control for Plasma Vertical Position Instability on QUEST 査読 国際誌

15.0 ( 3.0 )   295.0   2013年3月

Development of full D-band corrugated horn antenna for ecrh system 査読

Masatsugu Sakaguchi, Hiroshi Idei, Tetsuji Saito, Takashi Shigematsu

Plasma and Fusion Research   8   2013年1月

Turbulence velocimetry of tangential fast imaging data on QUEST 査読

Santanu Banerjee, Hideki Zushi, Nobuhiro Nishino, Yoshihiko Nagashima, Kazuaki Hanada, Saya Tashima, Tsubasa Inoue, Kazuo Nakamura, Hiroshi Idei, Makoto Hasegawa, Akihide Fujisawa, Keisuke Matsuoka

Plasma and Fusion Research   8   2013年1月

Non-inductive current drive by EC waves in an inboard poloidal magnetic field null configuration on the spherical tokamak QUEST 査読

, Saya Tashima, Hideki Zushi, Mitsutaka Isobe, Hiroshi Idei, Shoichi Okamura, Kazuaki Hanada, Kazuo Nakamura, Akihide Fujisawa, Keisuke Matsuoka, Makoto Hasegawa, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Plasma and Fusion Research   8   2013年1月

High harmonic ECH experiment for extension of heating parameter regime in LHD 査読

Takashi Shimozuma, Hiromi Takahashi, Shin Kubo, Yasuo Yoshimura, Hiroe Igami, Masaki Nishiura, Shinya Ogasawara, Ryohei Makino, Hiroshi Idei, Nikolai B. Marushchenko, Yuri Turkin, Takashi Mutoh

Plasma and Fusion Research   8   2013年1月

H_∞ loop shaping control for plasma vertical position instability on QUEST 査読

15 ( 3 )   295 - 299   2013年1月

Statistical features of coherent structures at increasing magnetic field pitch investigated using fast imaging in QUEST 査読 国際誌

Banerjee, Santanu; Zushi, H.; Nishino, N.; Hanada, K.; Sharma, S. K.; Honma, H.; Tashima, S.; Inoue, T.; Nakamura, K.; Idei, H.; Hasegawa, M.; Fujisawa, A.

NUCLEAR FUSION   52.0 ( 12.0 )   0.0 - 0.0   2012年12月

The role of energetic electrons on non-inductive current start-up and formation of an inboard poloidal field null configuration in the spherical tokamak QUEST

S. Tashima, H. Zushi, M. Isobe, H. Idei, S. Okamura, K. Hanada, K. Nakamura, A. Fujisawa, K. Matsuoka, M. Hasegawa, Y. Nagashima, M. Ishiguro, S. Kawasaki, H. Nakashima, A. Higashijima

39th EPS Conference on Plasma Physics 2012, EPS 2012 and the 16th International Congress on Plasma Physics 39th EPS Conference on Plasma Physics 2012, EPS 2012 and the 16th International Congress on Plasma Physics   305 - 308   2012年12月

Quasi-optical high purity HE₁₁-mode exciter for oversized corrugated waveguide transmission 査読

Masatsugu Sakaguchi, Hiroshi Idei, Shin Kubo, Tetsuji Saito, Takashi Shigematsu

Plasma and Fusion Research   7 ( SPL.ISS.1 )   2012年12月

Progress of ECRH by EBW in over-dense plasmas and controlling the confinement regime by ECCD with high power launching in LHD 査読

H. Igami, Y. Yoshimura, H. Takahashi, T. Shimozuma, S. Kubo, H. Idei, M. Nishiura, S. Ogasawara, R. Makino, S. Ohdachi, K. Ida, M. Yoshinuma, T. Ido, A. Shimizu, N. Tamura, S. Inagaki, T. Mutoh

17th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, EC 2011 EPJ Web of Conferences   32   2012年12月

In-situ characterization of spurious modes in HE₁₁ transmission lines with a 5-port coupler 査読

B. Plaum, W. Kasparek, C. Lechte, J. Ruiz, D. Tretiak, H. Idei

17th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating, EC 2011 EPJ Web of Conferences   32   2012年12月

Experimental results for electron Bernstein wave heating in the large helical device 査読

Hiroe Igami, Shin Kubo, Takashi Shimozuma, Yasuo Yoshimura, Hiromi Takahashi, Hiroshi Idei, Masaki Nishiura, Shinya Ogasawara, Ryohei Makino, Ryuhei Kumazawa, Takashi Mutoh, Akio Sagara, Takuya Goto

Plasma and Fusion Research   7 ( SPL.ISS.1 )   2012年12月

ECW/EBW heating and current drive experiment results and prospects for CW operation in QUEST 査読

Hiroshi Idei, Hideki Zushi, Kazuaki Hanada, Evgeniya Kalinnikova, Kazuo Nakamura, Akihide Fujisawa, Yoshihiko Nagashima, Makoto Hasegawa, Keisuke Matsuoka, Tsuyoshi Kariya, Tsuyoshi Imai, Ryutaro Minami, Naoaki Yoshida, Mizuki Sakamoto, Hideo Watanabe, Kazutoshi Tokunaga, Akira Ejiri, Masatsugu Sakaguchi, Masaki Ishiguro, Saya Tashima, Atsushi Fukuyama, Hiroe Igami, Shin Kubo, Mitsutaka Isobe, Kenichi Nagaoka, Hideya Nakanishi, Nobuhiro Nishino, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Yuichi Takase, Takashi Maekawa, Osamu Mitarai, Mitsuru Kikuchi, Kazuo Toi

Plasma and Fusion Research   7 ( SPL.ISS.1 )   2012年12月

Non-inductive current start-up and plasma equilibrium with an inboard poloidal field null by means of electron cyclotron waves in QUEST 国際誌

H. Zushi; S. Tashima; M. Ishiguro; M. Hasegawa; S. Banerjee; N. Nishino; M. Isobe; K. Hanada; H. Idei; K. Nakamura; A. Fujisawa; Y. Nagashima; K. Matsuoka, S. K. Sharma; H. Liu; K. Toi; T. Maekawa; A. Ejiri; T. Yamaguchi;J. Hiratsuka; Y. Takase; M. Kikuchi; A. Fukuyama; Y. Ueda; O. Mitarai; S. Okamura;

Proc. 24th Int. Conf. on Fusion Energy (San Diego, CA, 2012)   2012年10月

Statistical analysis of the convective intermittent transport at the edge region of QUEST 査読

Santanu Banerjee, Hideki Zushi, Nobuhiro Nishino, Kazuaki Hanada, Sanjeev Kumar Sharma, Tsubasa Inoue, Haiqing Liu, Masaki Ishiguro, Tomofumi Ryokai, Saya Tashima, Kazuo Nakamura, Hiroshi Idei, Makoto Hasegawa, Akihide Fujisawa, Keisuke Matsuoka

IEEJ Transactions on Fundamentals and Materials   132 ( 7 )   545 - 554+16   2012年10月

QUEST experiments towards steady state operation of spherical tokamaks 査読

Kazuaki Hanada, Hideki Zushi, Hiroshi Idei, Kazuo Nakamura, Masaki Ishiguro, Saya Tashima, Evgeniya Kalinnikova, Mizuki Sakamoto, Makoto Hasegawa, akihide fujisawa, Konosuke Sato, Naoaki Yoshida, Hideo Watanabe, Kazutoshi Tokunaga, Yoshihiko Nagashima, Aki Higashijima, Shoji Kawasaki, Hisatoshi Nakashima, Haiqing Liu, Osamu Mitarai, Takashi Maekawa, Atsushi Fukuyama, Yuichi Takase, Jinping Qian

IEEJ Transactions on Fundamentals and Materials   132 ( 7 )   2012年10月

Modeling of OXB mode conversion scenario for EBWH/CD experiments in QUEST 査読

Evgeniya Kalinnikova, Hiroshi Idei, Hiroe Igami, Shin Kubo, Atsushi Fukuyama, Hideo Nuga, Hideki Zushi, Kazuaki Hanada

IEEJ Transactions on Fundamentals and Materials   132 ( 7 )   2012年10月

Conceptual design and prototype performance of phased-array antenna for EBWH/CD experiments in QUEST 査読

Hiroshi Idei, Masatsugu Sakaguchi, Kazuya Nagata, Kazuaki Hanada, Hideki Zushi, Kazuo Nakamura, Makoto Hasegawa, Kohnosuke Sato, Mizuki Sakamoto, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

IEEJ Transactions on Fundamentals and Materials   132 ( 7 )   511 - 516+9   2012年10月

A plasma shape identification with magnetic analysis for the real-time control on QUEST 査読

Makoto Hasegawa, Kazuo Nakamura, Kazutoshi Tokunaga, Hideki Zushi, Kazuaki Hanada, akihide fujisawa, Hiroshi Idei, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

IEEJ Transactions on Fundamentals and Materials   132 ( 7 )   2012年10月

Fast visible imaging and edge turbulence analysis in QUEST 査読 国際誌

Banerjee, Santanu; Zushi, H.; Nishino, N.; Nagashima, Y.; Hanada, K.; Ishiguro, M.; Ryoukai, T.; Tashima, S.; Inoue, T.; Nakamura, K.; Idei, H.; Hasegawa, M.; Fujisawa, A.; Matsuoka, K.

REVIEW OF SCIENTIFIC INSTRUMENTS   83.0 ( 10.0 )   2012年10月

Steady state operation using improved ICH and ECH for high performance plasma in LHD 国際誌

T. Mutoh, T. Seki, R. Kumazawa, K. Saito, H. Kasahara, R. Seki, S. Kubo, T. Shimozuma, Y. Yoshimura, H. Igami, H. Takahashi, M. Shoji, J. Miyazawa, M. Nishiura, Y. Nakamura, M. Tokitani, N. Ashikawa, S. Masuzaki, H. Idei, G. Nomura, A. Murakami, R. Sakamoto, G. Motojima, Y. P. Zhao, J. G. Kwak, Y. Takeiri, H. Yamada, O. kaneko, A. Komori and LHD Experiment group

2012年10月

Electron Bernstein Wave Heating and Current Drive Effects in QUEST 国際誌

H. Idei, H. Zushi, K. Hanada, E. Kalinnikova, M. Sakaguchi, T. Itado, K. Nakamura, A. Fujisawa, Y. Nagashima, M. Hasegawa, K. Matsuoka, A. Fukuyama, S. Tashima, H. Watanabe, N. Yoshida, K. Tokunaga, A. Ejiri, H. Igami, S. Kubo, K. Toi, M . Isobe, K. Nagaoka, H. Nakanishi, N. Nishino, S. Kawasaki, H. Nakashima, A. Higashijima, Y. Ueda, M. Kikuchi, T. Fujita, O. Mitarai, T. Maekawa and Y. Takase

FEC 2012: 24. IAEA Fusion Energy Conference; San Diego, CA (United States); 8-13 Oct 2012   217.0   2012年9月

ECW/EBW Heating and Current Drive Experiment Results and Prospects for CW Operation in QUEST 査読 国際誌

Hiroshi IDEI, Hideki ZUSHI, Kazuaki HANADA, Evgeniya KALINNIKOVA, Kazuo NAKAMURA, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Makoto HASEGAWA, Keisuke MATSUOKA, Tsuyoshi KARIYA, Tsuyoshi IMAI, Ryutaro MINAMI, Naoaki YOSHIDA, Mizuki SAKAMOTO, Hideo WATANABE, Kazutoshi TOKUNAGA, Akira EJIRI, Masatsugu SAKAGUCHI, Masaki ISHIGURO, Saya TASHIMA, Atsushi FUKUYAMA, Hiroe IGAMI, Shin KUBO, Mitsutaka ISOBE, Kenichi NAGAOKA, Hideya NAKANISHI, Nobuhiro NISHINO, Shoji KAWASAKI, Hisatoshi NAKASHIMA, Aki HIGASHIJIMA, Yuichi TAKASE, Takashi MAEKAWA, Osamu MITARAI, Mitsuru KIKUCHI and Kazuo TOI

Plasma and Fusion Research   7.0 ( RA )   2012年9月

Progress of ECRH by EBW in over-dense plasmas and controlling the confinement regime by ECCD with high power launching in LHD 国際誌

Igami, H; Yoshimura, Y; Takahashi, H; Shimozuma, T; Kubo, S; Idei, H; Nishiura, M; Ogasawara, S; Makino, R; Ohdachi, S;

EPJ Web of Conferences   32.0   2012年9月

Experimental Results for Electron Bernstein Wave Heating in the Large Helical Device 査読 国際誌

Hiroe IGAMI, Shin KUBO, Takashi SHIMOZUMA, Yasuo YOSHIMURA, Hiromi TAKAHASHI, Idei Hiroshi, Masaki NISHIURA, Shinya OGASAWARA, Ryohei MAKINO, Ryuhei KUMAZAWA, Takashi MUTOH, Akio SAGARA, Takuya GOTO

Plasma and Fusion Research   7.0 ( RA )   2012年9月

The role of energetic electrons on non-inductive current start-up and formation of an inboard poloidal field null configuration in the spherical tokamak QUEST 国際誌

TASHIMA, H ZUSHI, M ISOBE, H IDEI, S OKAMURA, K HANADA, K NAKAMURA, A FUJISAWA, K MATSUOKA, M HASEGAWA, Y NAGASHIMA, M ISHIGURO, S KAWASAKI, H NAKASHIMA, A HIGASHIJIMA

39th EPS Conference & 16th Int. Congress on Plasma Physics   2012年8月

Conceptual Design and Prototype Performance of Phased-array Antenna for EBWH/CD Experiments in QUEST 査読 国際誌

Hiroshi Idei, Masatsugu Sakaguchi, Kazuya Nagata, Kazuaki Hanada, Hideki Zushi, Kazuo Nakamura, Makoto Hasegawa, Kohnosuke Sato, Mizuki Sakamoto, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

IEEJ Transactions on Fundamentals and Materials   132.0 ( 7.0 )   511.0 - 516.0   2012年7月

A Plasma Shape Identification with Magnetic Analysis for the Real-time Control on QUEST 査読 国際誌

Makoto Hasegawa, Kazuo Nakamura, Kazutoshi Tokunaga, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Hiroshi Idei, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

IEEJ Transactions on Fundamentals and Materials   132.0 ( 7.0 )   477.0 - 484.0   2012年7月

Statistical Analysis of the Convective Intermittent Transport at the Edge Region of QUEST 査読 国際誌

Santanu Banerjee, Hideki Zushi, Nobuhiro Nishino, Kazuaki Hanada, Sanjeev Kumar Sharma, Tsubasa Inoue, Haiqing Liu, Masaki Ishiguro, Tomofumi Ryokai, Saya Tashima, Kazuo Nakamura, Hiroshi Idei, Makoto Hasegawa, Akihide Fujisawa, Keisuke Matsuoka

IEEJ Transactions on Fundamentals and Materials   132.0 ( 7.0 )   545.0 - 554.0   2012年7月

QUEST Experiments Towards Steady State Operation of Spherical Tokamaks 査読 国際誌

Kazuaki Hanada, Hideki Zushi, Hiroshi Idei, Kazuo Nakamura, Masaki Ishiguro, Saya Tashima, Evgeniya Kalinnikova, Mizuki Sakamoto, Makoto Hasegawa, Akihide Fujisawa, Konosuke Sato, Naoaki Yoshida, Hideo Watanabe, Kazutoshi Tokunaga, Yoshihiko Nagashima, Aki Higashijima, Shoji Kawasaki, Hisatoshi Nakashima, Haiqing Liu, Osamu Mitarai, Takashi Maekawa, Atsushi Fukuyama, Yuichi Takase, Jinping Qian

IEEJ Transactions on Fundamentals and Materials   132.0 ( 7.0 )   490.0 - 498.0   2012年7月

In-situ characterization of spurious modes in HE11 transmission lines with a 5-port coupler 国際誌

B Plaum, W Kasparek, C Lechte, Juan Ruiz, D Tretiak, H Idei

EPJ Web of Conferences   32.0   2012年7月

Non-inductive current start-up assisted by energetic electrons in Q-shu University experiment with steady-state spherical tokamak 査読 国際誌

Ishiguro, Masaki; Hanada, Kazuaki; Liu, Haiqing; Zushi, Hideki; Nakamura, Kazuo; Fujisawa, Akihide; Idei, Hiroshi; Nagashima, Yoshihiko; Hasegawa, Makoto; Tashima, Saya; Takase, Yuichi; Kishimoto, Yasuaki; Mitarai, Osamu; Kawasaki, Shoji; Nakashima, Hisatoshi; Higashijima, Aki

PHYSICS OF PLASMAS   19.0 ( 6.0 )   2012年6月

Modeling of OXB mode conversion scenario for EBWH/CD Experiments in QUEST 査読 国際誌

Evgeniya KALINNIKOVA, Hiroshi IDEI, Hiroe IGAMI, Shin KUBO, Atsushi FUKUYAMA, HideoNUGA, Hideki ZUSHI, Kazuaki HANADA

IEEJ Transactions on Fundamentals and Materials   132.0 ( 7.0 )   505.0 - 510.0   2012年5月

Numerical and experimental investigation of a 5-port mitre-bend directional coupler for mode analysis in corrugated waveguides 査読 国際誌

Ruiz, Juan; Kasparek, Walter; Lechte, Carsten; Plaum, Burkhard; Idei, Hiroshi

JOURNAL OF INFRARED MILLIMETER AND TERAHERTZ WAVES   33.0 ( 5.0 )   491.0 - 504.0   2012年5月

Quasi-Optical High Purity HE 11-Mode Exciter for Oversized Corrugated Waveguide Transmission 査読 国際誌

Sakaguchi, Masatsugu; Idei, Hiroshi; Kubo, Shin; Saito, Tetsuji; Shigematsu, Takashi;

Plasma and Fusion Research   7.0   2012年1月

Permeation measurements for investigating atomic hydrogen flux and wall pumping/fuelling dynamics in QUEST 査読 国際誌

Sharma, S. K.; Zushi, H.; Takagi, I.; Hisano, Y.; Shikama, T.; Morita, S.; Tanabe, T.; Yoshida, N.; Sakamoto, M.; Higashizono, Y.; Hanada, K.; Hasegawa, M.; Nakamura, K.; Idei, H.; Sato, K. N.; Kawasaki, S.; Nakashima, H.; Higashijima, A.; Nakashima, Y.; Hatano, Y.; Sagara, A.; Nakamura, Y.; Ashikawa, N.; Maekawa, T.; Kishimoto, Y.; Takase, Y.

JOURNAL OF NUCLEAR MATERIALS   420.0 ( 13.0 )   83.0 - 93.0   2012年1月

Analysis of PWI footprint traces and material damage on the first walls of the spherical tokamak QUEST 査読 国際誌

Sharma, S. K.; Zushi, H.; Yoshida, N.; Watanabe, H.; Osakabe, M.; Takeri, Y.; Hasegawa, M.; Tanabe, T.; Tokunaga, K.; Hanada, K.; Idei, H.; Sakamoto, M.; Nakamura, K.; Fujisawa, A.; Ishiguro, M.; Tashima, S.

FUSION ENGINEERING AND DESIGN   87.0 ( 1.0 )   77.0 - 86.0   2012年1月

Development of CW 16-element phased-array antenna for electron bernstein wave heating and current drive experiments in QUEST

Hiroshi Idei, M. Sakaguchi, K. Nagata, E. Kalinnikova, A. Fukuyama, H. Zushi, Kazuaki Hanada, Kazuo Nakamura, M. Sakamoto, Makoto Hasegawa, Y. Takase, T. Maekawa, O. Mitarai, S. Kawasaki, H. Nakashima, A. Higashijima

36th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2011 IRMMW-THz 2011 - 36th International Conference on Infrared, Millimeter, and Terahertz Waves   2011年12月

The impact of ICRF heating using newly installed phasing antenna in LHD

H. Kasahara, K. Saito, T. Seki, R. G. Nomura, F. S.T. Shimozuma, H. Igami, T. Wakatsuki, H. Watada, Hiroshi Idei, S. Masuzaki, T. Mutoh

38th EPS Conference on Plasma Physics 2011, EPS 2011 38th EPS Conference on Plasma Physics 2011, EPS 2011 - Europhysics Conference Abstracts   897 - 900   2011年12月

Study of matrix converter as a current-controlled power supply in QUEST tokamak 査読

Xiaolong Liu, Kazuo Nakamura, Yi Jiang, Tatsuya Yoshisue, Osamu Mitarai, Makoto Hasegawa, Kazutoshi Tokunaga, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Hiroshi Idei, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Kuniaki Araki

Plasma and Fusion Research   6 ( 1 SPECIAL ISSUE )   2011年12月

First ohmic discharge assisted with RF power in QUEST spherical tokamak 査読

Osamu Mitarai, Kazuo Nakamura, Saya Tashima, Makoto Hasegawa, Hiroshi Idei, Mizuki Sakamoto, Kazuaki Hanada, Hideki Zushi, Kohnosuke Sato, Masaki Ishiguro, Hai Qing Liu, Yuta Higashizono, Aki Higashijima, Hisatoshi Nakashima, Shoji Kawasaki, Yuichi Takase, Takashi Maekawa, Nobuhiro Nishino

Plasma and Fusion Research   6 ( 2011 )   2011年12月

Electron Cyclotron / Bernstein wave heating and current drive experiments using phased-array antenna in QUEST

H. Idei, H. Zushi, K. Hanada, K. Nakamura, A. Fujisawa, M. Hasegawa, N. Yoshida, M. Sakamoto, H. Watanebe, K. Tokunaga, Y. Nagashima, A. Ejiri, M. Sakaguchi, E. Kalinnikova, M. Ishiguro, S. Tashima, A. Fukuyama, H. Igami, S. Kubo, S. K. Sharma, T. Ryokai, H. Q. Liu, M. Isobe, K. Nagaoka, H. Nakanishi, N. Nishino, S. Kawasaki, H. Nakashima, A. Higashijima, Y. Takase, T. Maekawa, O. Mitarai, M. Kikuchi, K. Toi

19th Topical Conference on Radio Frequency Power in Plasmas Radio Frequency Power in Plasmas - Proceedings of the 19th Topical Conference   473 - 476   2011年12月

Direct measurement of energetic electron flow in Q-shu University experiment with steady-state spherical tokamak 査読 国際誌

Ishiguro, Masaki; Hanada, Kazuaki; Liu, Haiqing; Zushi, Hideki; Yoshida, Naoaki; Tokunaga, Tomonori; Nakamura, Kazuo; Fujisawa, Akihide; Idei, Hiroshi; Sakamoto, Mizuki; Hasegawa, Makoto; Tashima, Saya; Takase, Yuichi; Maekawa, Takashi; Kishimoto, Yasuaki; Mitarai, Osamu; Kawasaki, Shoji; Nakashima, Hisatoshi; Higashijima, Aki

REVIEW OF SCIENTIFIC INSTRUMENTS   82.0 ( 11.0 )   2011年11月

Hydrogen permeation measurements in the spherical tokamak quest and its numerical modeling 査読

S. K. Sharma, H. Zushi, I. Takagi, Y. Hisano, T. Shikama, S. Morita, T. Tanabe, N. Yoshida, M. Sakamoto, Y. Higashizono, K. Hanada, M. Hasegawa, O. Mitarai, K. Nakamura, H. Idei, K. N. Sato, S. Kawasaki, H. Nakashima, A. Higashijima, Y. Nakashima, N. Nishino, Y. Hatano, A. Sagara, Y. Nakamura, N. Ashikawa, T. Maekawa, Y. Kishimoto, Y. Takase

Fusion Science and Technology   60 ( 4 )   1511 - 1514   2011年11月

Statistical Interpretation of the Density Fluctuations From the High-Speed Visible Images of Edge Turbulence on QUEST 査読 国際誌

Banerjee, Santanu; Zushi, H.; Nishino, N.; Hanada, K.; Liu, H. Q.; Ishiguro, M.; Ryoukai, T.; Tashima, S.; Nakamura, K.; Idei, H.; Hasegawa, M.; Fujisawa, A.

IEEE TRANSACTIONS ON PLASMA SCIENCE   39.0 ( 11.0 )   3006.0 - 3007.0   2011年11月

HYDROGEN PERMEATION MEASUREMENTS IN THE SPHERICAL TOKAMAK QUEST AND ITS NUMERICAL MODELING 査読 国際誌

Sharma, S. K.; Zushi, H.; Takagi, I.; Hisano, Y.; Shikama, T.; Morita, S.; Tanabe, T.; Yoshida, N.; Sakamoto, M.; Higashizono, Y.; Hanada, K.; Hasegawa, M.; Mitarai, O.; Nakamura, K.; Idei, H.; Sato, K. N.; Kawasaki, S.; Nakashima, H.; Higashijima, A.; Nakashima, Y.; Nishino, N.; Hatano, Y.; Sagara, A.; Nakamura, Y.; Ashikawa, N.; Maekawa, T.; Kishimoto, Y.; Takase, Y.

FUSION SCIENCE AND TECHNOLOGY   60.0 ( 4.0 )   1511.0 - 1514.0   2011年11月

Eddy current-adjusted plasma shape reconstruction by Cauchy condition surface method on QUEST 査読 国際誌

Nakamura, K.; Jiang, Y.; Liu, X. L.; Mitarai, O.; Kurihara, K.; Kawamata, Y.; Sueoka, M.; Hasegawa, M.; Tokunaga, K.; Zushi, H.; Hanada, K.; Fujisawa, A.; Sakamoto, M.; Idei, H.; Kawasaki, S.; Nakashima, H.; Higashijima, A.; Araki, K.

FUSION ENGINEERING AND DESIGN   86.0 ( 6.0 )   1080.0 - 1084.0   2011年10月

Development of CW 16-element Phased-array Antenna for Electron Bernstein Wave Heating and Current Drive Experiments in QUEST 国際誌

Idei, H.; Sakaguchi, M.; Nagata, K.; Kalinnikova, E.; Fukuyama, A.; Zushi, H.; Hanada, K.; Nakamura, K.; Sakamoto, M.; Hasegawa, M.; Takase, Y.; Maekawa, T.; Mitarai, O.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

2011 36TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ)   2011年9月

Investigations of the radial propagation of blob-like structure in a non-confined electron cyclotron resonance heated plasma on Q-shu University Experiment with a Steady-State Spherical Tokamak 査読 国際誌

Ogata, R.; Hanada, K.; Nishino, N.; Liu, H. Q.; Zushi, H.; Ishiguro, M.; Ikeda, T.; Nakamura, K.; Fujisawa, A.; Idei, H.; Hasegawa, M.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

PHYSICS OF PLASMAS   18.0 ( 9.0 )   0.0 - 0.0   2011年9月

Measurement of the Electron Bernstein Wave Emission with One of the Power Transmission Lines for ECH in LHD 査読 国際誌

Igami, Hiroe; Idei, Hiroshi; Kubo, Shin; Yoshimura, Yasuo; Shimozuma, Takashi; Takahashi, Hiromi

PLASMA SCIENCE & TECHNOLOGY   13.0 ( 4.0 )   405.0 - 409.0   2011年8月

Study of blob-like structures in QUEST 査読 国際誌

Liu, H. Q.; Hanada, K.; Nishino, N.; Ogata, R.; Ishiguro, M.; Zushi, H.; Nakamura, K.; Sakamoto, M.; Idei, H.; Fujisawa, A.; Hasegawa, M.; Higashizono, Y.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

JOURNAL OF NUCLEAR MATERIALS   415.0 ( 1.0 )   S620 - S623   2011年8月

Metallic dusts behavior in all-metal first wall on TRIAM-1M 査読 国際誌

Hanada, K.; Sasaki, K.; Zushi, H.; Nakamura, K.; Sato, K. N.; Sakamoto, M.; Idei, H.; Hasegawa, M.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

JOURNAL OF NUCLEAR MATERIALS   415.0 ( 1.0 )   S1123 - S1126   2011年8月

Recent experiments and future collaborations on QUEST

K. Hanada, H. Zushi, H. Idei, K. Nakamura, M. Ishiguro, S. Tashima, E. I.Kalinnikova, M. Sakamoto, M. Hasegawa, A. Fujisawa, A. Higashijima, S. Kawasaki, H. Nakashima, H. Liu, O. Mitarai, T. Maekawa, A. Fukuyama, Y. Takase, J. Qian

204.0   2011年7月

The impact of ICRF heating using newly installed phasing antenna in LHD 国際誌

H Kasahara, K Saito, T Seki, R Kumazawa, G Nomura, F Shimpo, S Kubo, T Shimozuma, H Igami, T Wakatsuki, H Watada, H Idei, S Masuzaki, T Mutoh

38th EPS Conference on Plasma Physics (2011)   2011年6月

Non-Inductive Start up of QUEST Plasma by RF Power 査読 国際誌

Hanada, K.; Zushi, H.; Idei, H.; Nakamura, K.; Ishiguro, M.; Tashima, S.; Kalinnikova, E. I.; Sakamoto, M.; Hasegawa, M.; Fujisawa, A.; Higashijima, A.; Kawasaki, S.; Nakashima, H.; Liu, H.; Mitarai, O.; Maekawa, T.; Fukuyama, A.; Takase, Y.; Qian, J.

PLASMA SCIENCE & TECHNOLOGY   13.0 ( 3.0 )   307.0 - 311.0   2011年6月

First Ohmic Discharge Assisted with RF Power in QUEST Spherical Tokamak 査読 国際誌

Osamu MITARAI, Kazuo NAKAMURA, Saya TASHIMA, Makoto HASEGAWA, Hiroshi IDEI, Mizuki SAKAMOTO, Kazuaki HANADA, Hideki ZUSHI, Kohnosuke SATO, Masaki ISHIGURO, Hai Qing LIU, Yuta HIGASHIZONO, Aki HIGASHIJIMA, Hisatoshi NAKASHIMA, Shoji KAWASAKI, Yuichi TAKASE, Takashi MAEKAWA and Nobuhiro NISHINO

Plasma and Fusion Research   6.0 ( RA )   2011年2月

Recent experiments towards steady state operation of spherical tokamak QUEST 国際誌

Hanada, K; Zushi, H; Idei, H; Nakamura, K; Ishiguro, M; Tashima, S; Kalinnikovab, EI; Sakamoto, M; Hasegawaa, M; Fujisawaa, A;

Proceeding of JSPS-CAS Core University Program Seminar on Production and Control of High Performance Plasmas with Advanced Plasma Heating and Diagnostic Systems 1-4 November, 2010, Guilin, China   2011年1月

Measurement of Blob-Like Structures in Plasma with a Langmuir Probe and Fast Camera on QUEST 査読 国際誌

Haiqing LIU, Kazuaki HANADA, Nobuhiro NISHINO, Ryota OGATA, Masaki ISHIGURO, Hideki ZUSHI, Kazuo NAKAMURA, Mizuki SAKAMOTO, Hiroshi IDEI, Makoto HASEGAWA, Yuta HIGASHIZONO, Shoji KAWASAKI, Hisatoshi NAKASHIMA, Aki HIGASHIJIMA and QUEST GROUP

Plasma and Fusion Research   5.0 ( RA )   2010年12月

The role of fast electrons on the non-inductive current ramp-up in QUEST

S. Tashima, H. Zushi, M. Isobe, S. Okamura, H. Idei, K. Hanada, S. K. Sharma, T. Ryoukai, M. Ishiguro, H. Liu

37th EPS Conference on Plasma Physics 2010, EPS 2010 37th EPS Conference on Plasma Physics 2010, EPS 2010   1716 - 1719   2010年12月

Reconstruction of Vacuum Magnetic Flux in QUEST 査読 国際誌

Masaki ISHIGURO, Kazuaki HANADA, Kazuo NAKAMURA, Osamu MITARAI, Hideki ZUSHI, Hiroshi IDEI, Mizuki SAKAMOTO, Makoto HASEGAWA, Yuta HIGASHIZONO, Yuichi TAKASE, Takashi MAEKAWA, Yasuaki KISHIMOTO, Shoji KAWASAKI, Hisatoshi NAKASHIMA and Aki HIGASHIJIMA

Plasma and Fusion Research   5.0 ( RA )   2010年12月

Measurement of hydrogen permeation due to atomic flux using permeation probe in the spherical tokamak QUEST 査読 国際誌

Sharma, Sanjeev K.; Zushi, Hideki; Takagi, Ikuji; Hisano, Yuki; Sakamoto, Mizuki; Higashizono, Yuta; Shikama, Taichi; Morita, Sigeru; Tanabe, Tetsuo; Yoshida, Naoaki; Hanada, Kazuaki; Hasegawa, Makoto; Mitarai, Osamu; Nakamura, Kazuo; Idei, Hiroshi; Sato, Kohnosuke N.; Kawasaki, Shoji; Nakashima, Hisatoshi; Higashijima, Aki; Nakashima, Yousuke; Nishino, Nobuyuki; Hatano, Yuji; Sagara, Akira; Nakamura, Yukio; Ashikawa, Naoko; Maekawa, Takashi; Kishimoto, Yasuaki; Takase, Yuichi

FUSION ENGINEERING AND DESIGN   85.0 ( 6.0 )   950.0 - 955.0   2010年11月

Quasi-Optical HE11-mode exciter for coupling into oversized Circular Corrugated Waveguide

M. Sakaguchi, Hiroshi Idei, K. Nagata, T. Saito, T. Shigematsu

35th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2010 IRMMW-THz 2010 - 35th International Conference on Infrared, Millimeter, and Terahertz Waves, Conference Guide   2010年11月

Progress of a multi-megawatt gyrotron system for electron cyclotron heating on the large helical device

T. Shimozuma, S. Kubo, Y. Yoshimura, H. Igami, H. Takahashi, S. Kobayashi, S. Ito, Y. Mizuno, K. Okada, Y. Takita, T. Mutoh, H. Idei, R. Minami, T. Kariya, T. Imai

35th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2010 IRMMW-THz 2010 - 35th International Conference on Infrared, Millimeter, and Terahertz Waves, Conference Guide   2010年11月

Electron Bernstein wave emission diagnostics using phased-array antenna system in QUEST

H. Idei, K. Nagata, M. Sakaguchi, E. Kalinnikova, A. Fukuyama, S. Ohdachi, S. Inagaki, Y. Nagayama, K. Kawahata, H. Igami, S. Kubo, T. Shimozuma, H. Zushi, K. Hanada, K. N. Sato, K. Nakamura, M. Sakamoto, M. Hasegawa, Y. Takase, T. Maekawa, O. Mitarai, S. Kawasaki, H. Nakashima, A. Higashijima

35th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2010 IRMMW-THz 2010 - 35th International Conference on Infrared, Millimeter, and Terahertz Waves, Conference Guide   2010年11月

Differential-phase reflectometry using phased-array antenna system in QUEST

K. Nagata, Hiroshi Idei, M. Sakaguchi, K. Dono, Y. Wataya, S. Kawasaki, H. Zushi, Kazuaki Hanada, Kazuo Nakamura, M. Sakamoto, Makoto Hasegawa, Y. Higashizono, Y. Takase, T. Maekawa, O. Mitarai, Y. Kishimoto, H. Nakashima, A. Higashijima

35th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2010 IRMMW-THz 2010 - 35th International Conference on Infrared, Millimeter, and Terahertz Waves, Conference Guide   2010年11月

Development of CW phased-array antenna system for electron Bernstein heating and current drive experiments in QUEST

Hiroshi Idei, M. Sakaguchi, E. Kalinnikova, K. Nagata, H. Zushi, Kazuaki Hanada, K. Nakamura, M. Sakamoto, Makoto Hasegawa, Y. Takase, T. Maekawa, O. Mitarai, A. Fukuyamaf, S. Kawasaki, H. Nakashima, A. Higashijima

35th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2010 IRMMW-THz 2010 - 35th International Conference on Infrared, Millimeter, and Terahertz Waves, Conference Guide   2010年11月

Study of Edge Turbulence from the Open to Closed Magnetic Field Configuration during the Current Ramp-up Phase in QUEST 国際誌

H. Zushi, N. Nishino, K. Hanada H. Honma, H. Q. Liu, Y. Higashizono, M. Sakamoto, Y. Nakashima, M. Ishiguro, T. Ryoukai, S. Tashima, K. Nakamura, H. Idei, M. Hasegawa, A. Fujisawa, O. Mitarai, A. Fukuyama, Takeiri, Y. Takase, T. Maekawa, Y. Kishimoto

Proc.23rd IAEA Fusion Energy Conference   2010年10月

Phased-array Antenna System for Electron Bernstein Wave Heating and Current Drive Experiments in QUEST 国際誌

Idei, H., and QUEST Team

Proceedings of the 23rd IAEA Fusion Energy Conference   2010年9月

Electron Bernstein Wave Emission Diagnostics using Phased-array Antenna System in QUEST 国際誌

Idei, H.; Nagata, K.; Sakaguchi, M.; Kalinnikova, E.; Fukuyama, A.; Ohdachi, S.; Inagaki, S.; Nagayama, Y.; Kawahata, K.; Igami, H.; Kubo, S.; Shimozuma, T.; Zushi, H.; Hanada, K.; Sato, K. N.; Nakamura, K.; Sakamoto, M.; Hasegawa, M.; Takase, Y.; Maekawa, T.; Mitarai, O.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

35TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ 2010)   1.0 - 3.0   2010年9月

Differential-phase Reflectometry using Phased-array Antenna System in QUEST 国際誌

Nagata, K.; Idei, H.; Sakaguchi, M.; Dono, K.; Wataya, Y.; Kawasaki, S.; Zushi, H.; Hanada, K.; Nakamura, K.; Sakamoto, M.; Hasegawa, M.; Higashizono, Y.; Takase, Y.; Maekawa, T.; Mitarai, O.; Kishimoto, Y.; Nakashima, H.; Higashijima, A.

35TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ 2010)   0.0 ( 0.0 )   0.0 - 0.0   2010年9月

Development of CW Phased-array Antenna System for Electron Bernstein Heating and Current Drive Experiments in QUEST 国際誌

Idei, H.; Sakaguchi, M.; Kalinnikova, E.; Nagata, K.; Zushi, H.; Hanada, K.; Nakamura, K.; Sakamoto, M.; Hasegawa, M.; Takase, Y.; Maekawa, T.; Mitarai, O.; Fukuyama, A.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

35TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES (IRMMW-THZ 2010)   2010年9月

Quasi-Optical HE 11-mode exciter for coupling into oversized circular corrugated waveguide 国際誌

Sakaguchi, M; Idei, H; Nagata, K; Saito, T; Shigematsu, T;

Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on   2010年9月

Differential-Phase Reflectometry and Electron Bernstein Wave Radiometry using Phased-array Antenna System in the QUEST 査読 国際誌

H. Idei, K. Nagata, M. Sakaguchi, K. Dono, Y. Wataya, A. Ohdachi, S. Inagaki, Y. Nagayama, K. Kawahata, H. Igami, T. Shimozuma, H. Zushi, K. Hanada, K. Nakamura, M. Sakamoto, M. Hassegawa, Y. Higashizono, S. Kawasaki, H. Nakashima, A. Higashijima, Y. Takase, T. Maekawa, O. Mitarai and Y. Kishimoto

Journal of Plasma and Fusion Research   9.0   112.0 - 117.0   2010年8月

The Study about the Relationship between Plasma Current in Open Magnetic Field and the Formation of Closed Flux Surface in CPD 査読

M. Ishiguro, K. Hanada, H. Zushi, K. N. Sato, K. Nakamura, H. Idei, M. Sakamoto, M. Hasegawa, T. Yoshinaga, S. Kawasaki, H. Nakashima, A. Higashijima

Journal of Plasma and Fusion Research SERIES   9.0   2010年8月

Study of the plasma driven permeation of hydrogen through a nickel membrane in RF and ohmic plasmas in the spherical tokamak QUEST 査読

S. K. Sharma, H. Zushi, I. Takagi, Y. Hisano, T. Shikama, S. Morita. T. Tanabe, N. Yoshida, M. Sakamoto, Y. Higashizono, K. Hanada, M. Hasegawa, O. Mitarai, K. Nakamura, H. Idei, K. N. Sato, S. Kawasaki, H. Nakashima, A. Higashijima, Y. Nakashima, N. Nishino, Y. Hatano, A. Sagara, Y. Nakamura, N. Ashikawa, T. Maekawa, Y. Kishimoto, Y. Takase and QUEST Group

Journal of Plasma and Fusion Research SERIES   9.0   2010年8月

Plasma Current Ramp-Up Experiments in QUEST 査読 国際誌

Osamu MITARAI, Kazuo NAKAMURA, Masaki ISHIGURO, Makoto HASEGAWA, Hiroshi IDEI, Mizuki SAKAMOTO, Kazuaki HANADA, Hideki ZUSHI, Hai Qing LIU, Saya TASHIMA, Yuta HIGASHIZONO, Aki HIGASHIJIMA, Hisatoshi NAKASHIMA, Shoji KAWASAKI and QUEST Group

Journal of Plasma and Fusion Research   9.0   2010年8月

Observation of separated plasma structure in non inductive discharge in QUEST 査読 国際誌

Y. Higashizono, M. Sakamoto, Y. Nakashima, R. Yonenaga, H. Zushi, K. Hanada, M. Ishiguro, K. Nakamura, H. Idei, M. Hasegawa, K. N. Sato, I. Gouda, S. Tsuru, S. Kawasaki, H. Nakashima, A. Higashijima, N. Nishino, O. Mitarai, T. Maekawa, Y. Kishimoto, Y. Takase and QUEST Group:

Journal of Plasma and Fusion Research SERIES   9.0   007 - 011   2010年8月

Measurement of blob-like structure behavior in the plasma edge in QUEST 査読 国際誌

H. Q. LIU, K. HANADA, N. NISHINO, R. OGATA, M. ISHIGURO, H. ZUSHI, K. NAKAMURA, K. N. SATO, M. SAKAMOTO, H. IDEI, M. HASEGAWA, Y. HIGASHIZONO, S. KAWASAKI, H. NAKASHIMA, A. HIGASHIJIMA, and QUEST GROUP

Journal of Plasma and Fusion Research SERIES   9.0   33.0 - 36.0   2010年8月

Hard X-ray measurement during the current startup phase in QUEST 査読 国際誌

S. Tashima, H. Zushi, M. Isobe, S. Okamura, H. Idei, K. Hanada, T. Ryoukai, M. Ishiguro, S. Sharma, SHU and the QUEST group

Journal of Plasma and Fusion Research SERIES   9.0   316.0 - 321.0   2010年8月

ECRH-RELATED TECHNOLOGIES FOR HIGH-POWER AND STEADY-STATE OPERATION IN LHD 査読 国際誌

Shimozuma, T.; Takahashi, H.; Kubo, S.; Yoshimura, Y.; Igami, H.; Takita, Y.; Kobayashi, S.; Ito, S.; Mizuno, Y.; Idei, H.; Notake, T.; Sato, M.; Ohkubo, K.; Watari, T.; Mutoh, T.; Minami, R.; Kariya, T.; Imai, T.

FUSION SCIENCE AND TECHNOLOGY   58.0 ( 1.0 )   530.0 - 538.0   2010年7月

RESEARCH OF ELECTRON CYCLOTRON RESONANCE HEATING METHODS AND RELEVANT EXPERIMENTS 査読 国際誌

Igami, H.; Kubo, S.; Shimozuma, T.; Yoshimura, Y.; Notake, T.; Takahashi, H.; Idei, H.; Inagaki, S.; Tanaka, H.; Nagasaki, K.; Ohkubo, K.; Mutoh, T.

FUSION SCIENCE AND TECHNOLOGY   58.0 ( 1.0 )   539.0 - 550.0   2010年7月

PROGRESS TOWARD STEADY-STATE OPERATION IN LHD USING ELECTRON CYCLOTRON WAVES 査読 国際誌

Yoshimura, Y.; Kubo, S.; Shimozuma, T.; Igami, H.; Takahashi, H.; Kobayashi, S.; Ito, S.; Mizuno, Y.; Takita, Y.; Nakamura, Y.; Ohkubo, K.; Ikeda, R.; Ida, K.; Yoshinuma, M.; Sakakibara, S.; Mutoh, T.; Nagasaki, K.; Idei, H.; Notake, T.

FUSION SCIENCE AND TECHNOLOGY   58.0 ( 1.0 )   551.0 - 559.0   2010年7月

IMPROVEMENT OF PLASMA CORE CONFINEMENT VIA ELECTRON-ROOT REALIZATION BY STRONGLY FOCUSED ECRH IN LHD: CORE ELECTRON-ROOT CONFINEMENT 査読 国際誌

Shimozuma, T.; Yokoyama, M.; Ida, K.; Takeiri, Y.; Kubo, S.; Murakami, S.; Wakasa, A.; Idei, H.; Yoshimura, Y.; Notake, T.; Inagaki, S.; Tamura, N.; Toi, K.; Ohyabu, N.; Osakabe, M.; Ikeda, K.; Tsumori, K.; Oka, Y.; Nagaoka, K.; Kaneko, O.; Yamada, I.; Narihara, K.; Nagayama, Y.; Muto, S.; Tanaka, K.; Tokuzawa, T.; Morita, S.; Goto, M.; Yoshinuma, M.; Funaba, H.; Morisaki, T.; Watanabe, K. Y.; Miyazawa, J.; Mutoh, T.; Watari, T.; Ohkubo, K.

FUSION SCIENCE AND TECHNOLOGY   58.0 ( 1.0 )   38.0 - 45.0   2010年7月

Progress of a multi-megawatt gyrotron system for electron cyclotron heating on the large helical device

Shimozuma, T.; Kubo, S. ; Yoshimura, Y. ; Igami, H. ; Takahashi, H. ; Kobayashi, S. ; Ito, S. ; Mizuno, Y. ; Okada, K. ; Takita, Y. ; Mutoh, T. ; Idei, H. ; Minami, R. ; Kariya, T. ; Imai, T.;

Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on, 2010   2010年6月

The role of fast electrons on the non-inductive current ramp-up in QUEST 国際誌

TASHIMA, S; ZUSHI, H; ISOBE, M; OKAMURA, S; IDEI, H; HANADA, K;

37th EPS Conference on Plasma Physics   2010年6月

Wall pumping studies in spherical tokamak QUEST using permeation measurements and a static gas balance method， 国際誌

2010年5月

Development of Phased-array Antenna System and Its Application to EBWH/CD Experiments in QUEST 国際誌

H. Idei, M. Sakaguchi, E. I. Kalinnikova, K. Nagata, H. Zushi, K. Hanada, S. Tashima, M. Ishiguro, , H. Q. Liu, H. Igami3, S. Kubo, K. Nakamura, A. Fujisawa, M. Sakamoto, M. Hassegawa, Y. Higashizono, R. Ogata, T. Ryokai, S. K. Sharma, S. Kawasaki, H. Nakashima, A. Higashijima, Y. Takase, T. Maekawa, O. Mitarai and Y. Kishimoto

269.0 - 274.0   2010年4月

Plasma-Wall Interaction Study towards the Steady State Operation 査読 国際誌

Mizuki Sakamoto, Yuta Higashizono, Hideki Zushi, Kazuo Nakamura, Kazuaki Hanada, Hiroshi Idei, Makoto Hasegawa, Yousuke Nakashima, Masayuki Tokitani, Mitsutaka Miyamoto, Kazutoshi Tokunaga, Shoji Kawasaki, Hisatoshi Nakashima, Tadashi Fujiwara, Aki Higashijima, Naoaki Yoshida and Kohnosuke Sato

Plasma and Fusion Research   5.0 ( RA )   2010年4月

Multiple ray-tracing analysis for EBWH/CD experiments in QUEST 国際誌

Kalinnikova, E, Idei Hiroshi, zushi hideki, hanada kazuaki, Igami, H, Kubo, S, Fukuyama, A, Nuga, H.

Proceedings of the 16th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating   2010年4月

Steady-state operation scenario and the first experimental result on QUEST 査読 国際誌

Kazuaki Hanada, Kohnosuke Sato, Hideki Zushi, Kazuo Nakamura, Mizuki Sakamoto, Hiroshi Idei, Makoto Hasegawa, Yuichi Takase, Osamu Mitarai, Takashi Maekawa, Yasuaki Kishimoto, Masaki Ishiguro, Tomokazu Yoshinaga, Hiroe Igami, Nobuhiro Nishino, Hiroshi Honma, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Yuta Higashizono, Akira Ando, Nobuyuki Asakura, Akira Ejiri, Yoshihiko Hirooka, Akio Ishida, Akio Komori, Makoto Matsukawa, Osamu Motojima, Yuichi Ogawa, Noriyasu Ohno, Yasushi Ono, Martin Peng, Shigeru Sudo, Hiroshi Yamada, Naoaki Yoshida, Zensho Yoshida

Plasma and Fusion Research   5.0 ( RA )   2010年3月

Analysis of the footprint traces on the first walls of the compact plasma wall interaction device (CPD) using surface analysis and electron orbit calculations 査読 国際誌

Sharma, S. K.; Zushi, H.; Osakabe, M.; Takeiri, Y.; Yoshida, N.; Hasegava, M.; Yoshinaga, T.; Hanada, K.; Idei, H.; Sakamoto, M.; Nakamura, K.; Sato, K. N.

NUCLEAR FUSION   50.0 ( 2.0 )   0.0 - 0.0   2010年2月

Mode-Content Analysis and Field Reconstruction of Propagating Waves in Corrugated Waveguides of an ECH System 査読 国際誌

Takashi Shimozuma, Hiroshi Idei, Michael A Shapiro, Richard J Temkin, Shin Kubo, Hiroe Igami, Yasuo Yoshimura, Hiromi Takahashi, Satoshi Ito, Sakuji Kobayashi, Yoshinori Mizuno, Yasuyuki Takita, Takashi Mutoh

Plasma and Fusion Research   5.0 ( RA )   2010年1月

Steady-state operation scenario and the first experimental result on QUEST 査読

Kazuaki Hanada, Kohnosuke Sato, Hideki Zushi, Kazuo Nakamura, Mizuki Sakamoto, Hiroshi Idei, Makoto Hasegawa, Yuichi Takase, Osamu Mitarai, Takashi Maekawa, Yasuaki Kishimoto, Masaki Ishiguro, Tomokazu Yoshinaga, Hiroe Igami, Nobuhiro Nishino, Hiroshi Honma, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Yuta Higashizono, Akira Ando, Nobuyuki Asakura, Akira Ejiri, Yoshihiko Hirooka, Akio Ishida, Akio Komori, Makoto Matsukawa, Osamu Motojima, Yuichi Ogawa, Noriyasu Ohno, Yasushi Ono, Martin Peng, Shigeru Sudo, Hiroshi Yamada, Naoaki Yoshida, Zensho Yoshida

Plasma and Fusion Research   5   2010年1月

Research of electron cyclotron resonance heating methods and relevant experiments 査読

H. Igami, S. Kubo, T. Shimozuma, Y. Yoshimura, T. Notake, H. Takahashi, Hiroshi Idei, Inagaki Shigeru, H. Tanaka, K. Nagasaki, K. Ohkubo, T. Mutoh

Fusion Science and Technology   58 ( 1 )   539 - 550   2010年1月

Reconstruction of vacuum magnetic flux in QUEST 査読

Masaki Ishiguro, Kazuaki Hanada, Kazuo Nakamura, Osamu Mitarai, Hideki Zushi, Hiroshi Idei, Mizuki Sakamoto, Makoto Hasegawa, Yuta Higashizono, Yuichi Takase, Takashi Maekawa, Yasuaki Kishimoto, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Plasma and Fusion Research   5   2010年1月

Progress toward steady-state operation in LHD using electron cyclotron waves 査読

Y. Yoshimura, S. Kubo, T. Shimozuma, H. Igami, H. Takahashi, S. Kobayashi, S. Ito, Y. Mizuno, Y. Takita, Y. Nakamura, K. Ohkubo, R. Ikeda, K. Ida, M. Yoshinuma, S. Sakakibara, T. Mutoh, K. Nagasaki, Hiroshi Idei, T. Notake

Fusion Science and Technology   58 ( 1 )   551 - 559   2010年1月

Plasma-wall interaction study towards the steady state operation 査読

Mizuki Sakamoto, Yuta Higashizono, Hideki Zushi, Kazuo Nakamura, Kazuaki Hanada, Hiroshi Idei, Makoto Hasegawa, Younosuke Nakashima, Masayuki Tokitani, Mitsutaka Miyamoto, Kazutoshi Tokunaga, Shoji Kawasaki, Hisatoshi Nakashima, Tadashi Fujiwara, Aki Higashijima, Naoaki Yoshida, Kohnosuke Sato

Plasma and Fusion Research   5   2010年1月

Mode-content analysis and field reconstruction of propagating waves in corrugated Waveguides of an ECH system 査読

Takashi Shimozuma, Hiroshi Idei, Michael A. Shapiro, Richard J. Temkin, Shin Kubo, Hiroe Igami, Yasuo Yoshimura, Hiromi Takahashi, Satoshi Ito, Sakuji Kobayashi, Yoshinori Mizuno, Yasuyuki Takita, Takashi Mutoh

Plasma and Fusion Research   5   2010年1月

Measurement of blob-like structures in plasma with a Langmuir probe and fast camera on QUEST 査読

Haiqing Liu, Kazuaki Hanada, Nobuhiro Nishino, Ryota Ogata, Masaki Ishiguro, Hideki Zushi, Kazuo Nakamura, Mizuki Sakamoto, Hiroshi Idei, Makoto Hasegawa, Yuta Higashizono, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Plasma and Fusion Research   5   2010年1月

Improvement of plasma Core confinement via electron-root realization by strongly focused ECRH in LHD Core electron-root confinement 査読

T. Shimozuma, M. Yokoyama, K. Ida, Y. Takeiri, S. Kubo, S. Murakami, A. Wakasa, Hiroshi Idei, Y. Yoshimura, T. Notake, Inagaki Shigeru, N. Tamura, K. Toi, N. Ohyabu, M. Osakabe, K. Ikeda, K. Tsumori, Y. Oka, K. Nagaoka, O. Kaneko, I. Yamada, K. Narihara, Y. Nagayama, S. Muto, K. Tanaka, T. Tokuzawa, S. Morita, M. Goto, M. Yoshinuma, H. Funaba, T. Morisaki, K. Y. Watanabe, J. Miyazawa, T. Mutoh, T. Watari, K. Ohkubo

Fusion Science and Technology   58 ( 1 )   38 - 45   2010年1月

Ecrh-related technologies for high-power and steady-state operation in LHD 査読

T. Shimozuma, H. Takahashi, S. Kubo, Y. Yoshimura, H. Igami, Y. Takita, S. Kobayashi, S. Ito, Y. Mizuno, Hiroshi Idei, T. Notake, M. Sato, K. Ohkubo, T. Watari, T. Mutoh, R. Minami, T. Kariya, T. Imai

Fusion Science and Technology   58 ( 1 )   530 - 538   2010年1月

The correlation analysis between electron density fluctuation and RF stray power in the CPD electron cyclotron plasma 査読 国際誌

RYOUKAI, Tomofumi; ZUSHI, Hideki; MORISAKI, Tomohiro; IDEI, Hiroshi; HANADA, Kazuaki; DONO, Kousuke; MUTOH, Takashi; KUBO, Shin; NAGASAKI, Kazunobu;

Journal of Plasma and Fusion Research SERIES   9.0   310.0 - 315.0   2010年1月

Activities on realization of high-power and steady-state ECRH system and achievement of high performance plasmas in LHD

T. Shimozuma, S. Kubo, Y. Yoshimura, H. Igami, H. Takahashi, R. Ikeda, N. Tamura, S. Kobayashi, S. Ito, Y. Mizuno, Y. Takita, T. Mutoh, R. Minami, T. Kariya, T. Imai, H. Idei, M. A. Shapiro, R. J. Temkin, F. Felici, T. Goodman, O. Sauter

18th Topical Conference on Radio Frequency Power in plasmas Radio Frequency Power in plasmas - Proceedings of the 18th Topical Conference   479 - 486   2009年12月

Two dimensional density fluctuation measurements during the non-inductive current ramp-up phase in the compact plasma wall interaction experimental device CPD 査読

H. Zushi, T. Ryoukai, K. Kikukawa, T. Morisaki, R. Bhattacharyay, T. Yoshinaga, K. Hanada, T. Sakimura, H. Idei, K. Dono, N. Nishino, H. Honma, S. Tashima, T. Mutoh, S. Kubo, K. Nagasaki, M. Sakamoto, Y. Nakashima, Y. Higashizono, K. N. Sato, K. Nakamura, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima

Plasma Science and Technology   11 ( 4 )   397 - 401   2009年12月

Single-side-band heterodyne differential-phase reflectometry in QUEST

H. Idei, K. Dono, Y. Wataya, K. Nagata, S. Kawasaki, H. Zushi, K. Hanada, K. N. Sato, K. Nakamura, M. Sakamoto, M. Hasegawa, Y. Higashizono, Y. Takase, T. Maekawa, O. Mitarai, Y. Kishimoto, H. Nakashima, A. Higashijima

34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009 34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009   2009年12月

Phased-array antenna for electron Bernstein wave heating and current drive in QUEST

H. Idei, M. Sakaguchi, H. Kasahara, K. Saito, M. Tsukamoto, K. Hanada, H. Zushi, K. N. Sato, K. Nakamura, M. Sakamoto, M. Hasegawa, Y. Higashizono, Y. Takase, T. Maekawa, O. Mitarai, Y. Kishimoto, S. Kawasaki, H. Nakashima, A. Higashijima

34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009 34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009   2009年12月

Mode retrieval from intensity profile measurements using irradiant waveguide-modes

H. Idei, M. A. Shapiro, R. J. Temkin, T. Shimozuma, S. Kubo

34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009 34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009   2009年12月

Handling technology of Mega-Watt millimeter-waves for optimized heating of fusion plasmas 査読

Takashi Shimozuma, Shin Kubo, Yasuo Yoshimura, Hiroe Igami, Hiromi Takahashi, Yasuyuki Takita, Sakuji Kobayashi, Satoshi Ito, Yoshinori Mizuno, Hiroshi Idei, Takashi Notake, Michael A. Shapiro, Richard J. Temkin, Federico Felici, Timothy Goodman, Olivier Sauter, Ryutaro Minami, Tsuyoshi Kariya, Tsuyoshi Imai, Takashi Mutoh

Journal of Microwave Power and Electromagnetic Energy   43 ( 1 )   43160 - 43170   2009年12月

Development of an analysis method on the mode conversion process between electromagnetic and electron Bernstein waves in real experimental configurations

H. Igami, Hiroshi Idei, R. Ikeda, E. Kawamori, S. Ito, Y. Ono, K. Toi, S. Kubo, Y. Yoshimura, T. Shimozuma, H. Takahashi, T. Maekawa, H. Tanaka, T. Mutoh

34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009 34th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2009   2009年12月

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

Komori, A.; Yamada, H.; Sakakibara, S.; Kaneko, O.; Kawahata, K.; Mutoh, T.; Ohyabu, N.; Imagawa, S.; Ida, K.; Nagayama, Y.; Shimozuma, T.; Watanabe, K. Y.; Mito, T.; Kobayashi, M.; Nagaoka, K.; Sakamoto, R.; Yoshida, N.; Ohdachi, S.; Ashikawa, N.; Feng, Y.; Fukuda, T.; Igami, H.; Inagaki, S.; Kasahara, H.; Kubo, S.; Kumazawa, R.; Mitarai, O.; Murakami, S.; Nakamura, Yuji; Nishiura, M.; Hino, T.; Masuzaki, S.; Tanaka, K.; Toi, K.; Weller, A.; Yoshinuma, M.; Narushima, Y.; Ohno, N.; Okamura, T.; Tamura, N.; Saito, K.; Seki, T.; Sudo, S.; Tanaka, H.; Tokuzawa, T.; Yanagi, N.; Yokoyama, M.; Yoshimura, Y.; Akiyama, T.; Chikaraishi, H.; Chowdhuri, M.; Emoto, M.; Ezumi, N.; Funaba, H.; Garcia, L.; Goncharov, P.; Goto, M.; Ichiguchi, K.; Ichimura, M.; Idei, H.; Ido, T.; Iio, S.; Ikeda, K.; Irie, M.; Isayama, A.; Ishigooka, T.; Isobe, M.; Ito, T.; Itoh, K.; Iwamae, A.; Hamaguchi, S.; Hamajima, T.; Kitajima, S.; Kado, S.; Kato, D.; Kato, T.; Kobayashi, S.; Kondo, K.; Masamune, S.; Matsumoto, Y.; Matsunami, N.; Minami, T.; Michael, C.; Miura, H.; Miyazawa, J.; Mizuguchi, N.; Morisaki, T.; Morita, S.; Motojima, G.; Murakami, I.; Muto, S.; Nagasaki, K.; Nakajima, N.; Nakamura, Y.; Nakanishi, H.; Nakano, H.; Narihara, K.; Nishimura, A.; Nishimura, H.; Nishimura, K.; Nishimura, S.; Nishino, N.; Notake, T.; Obana, T.; Ogawa, K.; Oka, Y.; Ohishi, T.; Okada, H.; Okuno, K.; Ono, K.; Osakabe, M.; Osako, T.; Ozaki, T.; Peterson, B. J.; Sakaue, H.; Sasao, M.; Satake, S.; Sato, K.; Sato, M.; Shimizu, A.; Shiratani, M.; Shoji, M.; Sugama, H.; Suzuki, C.; Suzuki, Y.; Takahata, K.; Takahashi, H.; Takase, Y.; Takeiri, Y.; Takenaga, H.; Toda, S.; Todo, Y.; Tokitani, M.; Tsuchiya, H.; Tsumori, K.; Urano, H.; Veshchev, E.; Watanabe, F.; Watanabe, T.; Watanabe, T. H.; Yamada, I.; Yamada, S.; Yamagishi, O.; Yamaguchi, S.; Yoshimura, S.; Yoshinaga, T.; Motojima, O.

NUCLEAR FUSION   49.0 ( 10.0 )   0.0 - 0.0   2009年10月

Physical design and future plan of QUEST 査読

Kazuaki Hanada, Kohnosuke Sato, Hideki Zushi, Kazuo Nakamura, Mizuki Sakamoto, Hiroshi Idei, Makoto Hasegawa, Yuichi Takase, Takashi Maekawa, Osamu Mitarai

IEEJ Transactions on Fundamentals and Materials   129 ( 9 )   589 - 594+5   2009年10月

Characteristics of SVD in ST Plasma Shape Reproduction Method Based on CCS 査読 国際誌

Kazuo NAKAMURA, Shinji MATSUFUJI, Masashi TOMODA, Feng WANG, Osamu MITARAI, Kenichi KURIHARA, Yoichi KAWAMATA, Michiharu SUEOKA, Makoto HASEGAWA, Kazutoshi TOKUNAGA, Kohnosuke SATO, Hideki ZUSHI, Kazuaki HANADA, Mizuki SAKAMOTO, Hiroshi IDEI, Shoji KAWASAKI, Hisatoshi NAKASHIMA and Aki HIGASHIJIMA

Journal of Plasma and Fusion Research   8.0   1048.0 - 1051.0   2009年9月

Ray Trace and Fokker-Plank Analyses for Electron Bernstein Wave Heating and Current Drive in QUEST 査読 国際誌

H. Idei, N. Takeuchi, S. Kubo, A. Fukuyama, H. Nuga, M. Sakaguchi, N. Nakamura, K. Hanada, H. Zushi, K. N. Sato, M. Sakamoto, M. Hasegawa, Y. Takase, O. Mitarai, Maekawa and Y. Kishimoto

Journal of Plasma and Fusion Research SERIES   8.0   2009年9月

QUESTの設計と将来計画 査読

花田 和明 , 佐藤 浩之助, 図子 秀樹, 中村 一男, 坂本 瑞樹, 出射 浩, 長谷川 真, 高瀬 雄一, 前川 孝 , 御手洗 修

電気学会論文誌Vol.129，No.9「核融合炉実用化への課題と球状トカマク研究」 特集論文（Ⅰ）   2009年9月

Phased-array antenna for Electron Bernstein Heating and Current Drive in QUEST 国際誌

H. Idei, M. Sakaguchi, H. Kasahara, K. Saito, K. Hanada, H. Zushi, K. N. Sato, K. Nakamura, M. Sakamoto, M. Hasegawa, Y. Takase, T. Maekawa, O. Mitarai, Y. Kishimoto, S. Kawasaki, H. Nakashima, A.. Higashijima, Y. Higashizono

2009年9月

Non-inductive formation of spherical tokamak plasmas by ECH on CPD 査読 国際誌

Tomokazu YOSHINAGA, Kazuaki HANADA, Kohnosuke SATO, Hideki ZUSHI, Kazuo NAKAMURA, Hiroshi IDEI, Mizuki SAKAMOTO, Yousuke NAKASHIMA, Makoto HASEGAWA, Yuta HIGASHIZONO, Shoji KAWASAKI, Hisatoshi NAKASHIMA, Aki HIGASHIJIMA, Rajendraprasad BHATTACHARYAY, Kosuke DONO, Hiroshi HONMA, Masaki ISHIGURO, Takashi SAKIMURA, Tomofumi RYOKAI and Toshimasa MIYAZAKI

Journal of Plasma and Fusion Research SERIES   8.0   2009年9月

Multiple Ray Trace Analysis for Fast Wave Heating and Current Drive using LHD Combline Antenna System 査読 国際誌

Takeuchi, Norio; Idei, Hiroshi; Fukuyama, Atsushi; Seki, T; Kumazawa, R; Mutoh, T; Saito, K;

Journal of Plasma and Fusion Research SERIES   8.0   2009年9月

Field line tying and magnetic shear effects of the vertical magnetic field on low frequency density fluctuations in CPD 査読 国際誌

T. Ryoukai, H. Zushi, R. Bhattacharyay, H. Idei, T. Yoshinaga, CPD Group, T. Morisaki, T. Mutoh, S. Kubo, K. Nagasaki

Journal of Plasma and Fusion Research SERIES   8.0   105.0 - 108.0   2009年9月

Development of an analysis method on the mode conversion process between electromagnetic and electron Bernstein waves in real experimental configurations 国際誌

H. Igami, H. Idei, R. Ikeda, E. Kawamori, S. Ito, Y. Ono, K. Toi, S. Kubo, Y. Yoshimura, T. Shimozuma, H. Takahashi, T. Maekawa H. Tanaka, T. Mutoh, LHD experiment groupa and CHS experiment group

2009年9月

Calorimetric measurement of kinetic energy of compact toroid in the spherical tokamak CPD 査読 国際誌

H. Honma, K. Hanada, N. Fukumoto, M. Nagata, N. Nishino, K. N. Sato, K. Nakamura, H. Zushi, H. Idei, M. Sakamoto, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima, S. Kawakami, T. Yoshinaga

Journal of Plasma and Fusion Research   8.0   1015.0 - 1019.0   2009年8月

Two Dimensional Density Fluctuation Measurements During the Non-Inductive Current Ramp-up Phase in the Compact Plasma Wall Interaction Experimental Device CPD 査読 国際誌

Zushi, H.; Ryoukai, T.; Kikukawa, K.; Morisaki, T.; Bhattacharyay, R.; Yoshinaga, T.; Hanada, K.; Sakimura, T.; Idei, H.; Dono, K.; Nishino, N.; Honma, H.; Tashima, S.; Mutoh, T.; Kubo, S.; Nagasaki, K.; Sakamoto, M.; Nakashima, Y.; Higashizono, Y.; Sato, K. N.; Nakamura, K.; Hasegawa, M.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

PLASMA SCIENCE & TECHNOLOGY   11.0 ( 4.0 )   397.0 - 401.0   2009年8月

Active particle control in the CPD compact spherical tokamak by a lithium-gettered rotating drum limiter 査読 国際誌

Hirooka, Y.; Zushi, H.; Bhattacharyay, R.; Sakamoto, M.; Idei, H.; Yoshinaga, T.; Nakashima, Y.; Higashizono, Y.

JOURNAL OF NUCLEAR MATERIALS   390.0   502.0 - 506.0   2009年6月

Activities on Realization of High‐Power and Steady‐State ECRH System and Achievement of High Performance Plasmas in LHD 国際誌

1187.0 ( 1.0 )   479.0 - 486.0   2009年6月

Handling technology of mega-watt millimeter-waves for optimized heating of fusion plasmas 査読 国際誌

Takashi Shimozuma, Shin Kubo, Yasuo Yoshimura, Hiroe Igami, Hiromi Takahashi, Yasuyuki Takita, Sakuji Kobayashi, Satoshi Ito, Yoshinori Mizu-no, Hiroshi Idei, Takashi Notake, Michael A Shapiro, Richard J Temkin, Federico Felici, Timothy Goodman, Olivier Sauter, Ryutaro Minami, Tsuyoshi Kariya, Tsuyoshi Imai, Takashi Mutoh

Journal of Microwave Power & Electromagnetic Energy ONLINE   43.0 ( 1.0 )   60.0 - 70.0   2009年5月

Active particle control experiments and critical particle flux discriminating between the wall pumping and fuelling in the compact plasma wall interaction device CPD spherical tokamak 査読 国際誌

Zushi, H.; Hirooka, Y.; Bhattacharyay, R.; Sakamoto, M.; Nakashima, Y.; Yoshinaga, T.; Higashizono, Y.; Hanada, K.; Nishino, N.; Yoshida, N.; Tokunaga, K.; Kado, S.; Shikama, T.; Kawasaki, S.; Okamoto, K.; Miyazaki, T.; Honma, H.; Sato, K. N.; Nakamura, K.; Idei, H.; Hasegawa, M.; Nakashima, H.; Higashijima, A.

NUCLEAR FUSION   49.0 ( 5.0 )   2009年5月

Mode Retrieval from Intensity Profile Measurements using Irradiant Waveguide-modes 国際誌

Idei, H.; Shapiro, M. A.; Temkin, R. J.; Shimozuma, T.; Kubo, S.

2009 34TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES, VOLS 1 AND 2   0.0 ( 0.0 )   619.0 - 620.0   2009年4月

Single-Side-Band Heterodyne Differential-Phase Reflectometry in QUEST 国際誌

Idei, H.; Dono, K.; Wataya, Y.; Nagata, K.; Kawasaki, S.; Zushi, H.; Hanada, K.; Sato, K. N.; Nakamura, K.; Sakamoto, M.; Hasegawa, M.; Higashizono, Y.; Takase, Y.; Maekawa, T.; Mitarai, O.; Kishimoto, Y.; Nakashima, H.; Higashijima, A.

2009 34TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES, VOLS 1 AND 2   0.0 ( 0.0 )   718.0 - 719.0   2009年4月

Phased-array Antenna for Electron Bernstein Wave Heating and Current Drive in QUEST 国際誌

Idei, H.; Sakaguchi, M.; Kasahara, H.; Saito, K.; Tsukamoto, M.; Hanada, K.; Zushi, H.; Sato, K. N.; Nakamura, K.; Sakamoto, M.; Hasegawa, M.; Higashizono, Y.; Takase, Y.; Maekawa, T.; Mitarai, O.; Kishimoto, Y.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

2009 34TH INTERNATIONAL CONFERENCE ON INFRARED, MILLIMETER, AND TERAHERTZ WAVES, VOLS 1 AND 2   0.0 ( 0.0 )   686.0 - 687.0   2009年4月

Physical Design and Future Plan of QUEST 査読 国際誌

Hanada, Kazuaki; Sato, Kohnosuke; Zushi, Hideki; Nakamura, Kazuo; Sakamoto, Mizuki; Idei, Hiroshi; Hasegawa, Makoto; Takase, Yuichi; Maekawa, Takashi; Mitarai, Osamu;

IEEJ Transactions on Fundamentals and Materials   129.0 ( 9.0 )   589.0 - 594.0   2009年1月

Study on wall recycling behaviour in CPD spherical tokamak 査読 国際誌

Bhattacharyay, R.; Zushi, H.; Hirooka, Y.; Sakamoto, M.; Yoshinaga, T.; Okamoto, K.; Kawasaki, S.; Hanada, K.; Sato, K. N.; Nakamura, K.; Idei, H.; Ryoukai, T.; Nakashima, H.; Higashijima, A.

FUSION ENGINEERING AND DESIGN   83.0 ( 7.0 )   1114.0 - 1119.0   2008年12月

Propagating mode analysis and field reconstruction in the corrugated waveguides of a high power electron cyclotron heating system

T. Shimozuma, H. Idei, M. A. Shapiro, R. J. Temkin, S. Kubo, Y. Yoshimura, H. Igami, H. Takahashi, T. Notake, S. Ito, S. Kobayashi, Y. Mizuno, Y. Takita, T. Mutoh

33rd International Conference on Infrared and Millimeter Waves and the 16th International Conference on Terahertz Electronics, 2008, IRMMW-THz 2008 33rd International Conference on Infrared and Millimeter Waves and the 16th International Conference on Terahertz Electronics, 2008, IRMMW-THz 2008   2008年12月

Investigation of compact toroid penetration for fuelling spherical tokamak plasmas on CPD 国際誌

N. Fukumoto, K. Hanada, S. Kawakami, S. Honma, M. Nagata, N. Nishino, H. Zushi, K. Sato, K. Nakamura, H. Idei, M. Sakamoto, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima, R. Bhattachayay, K. Okamoto, Y. Kikuchi

Proc. 22nd IAEA Fusion Energy Conference   2008年10月

Particle recycling in the CPD Spherical Tokamak 国際誌

H. Zushi, Y. Hirooka, M. Sakamoto, Y. Nakashima, R. Bhattacharyay, T. Yoshinaga, Y. Higashizono, K. Hanada, N. Nishino, N. Yoshida, K. Tokunaga, S. Kado, T. Shikama, Kawasaki, K. Okamoto, T. Miyazaki, H. Honma, K. N. Sato, K. Nakamura, H. Idei, M. Hasegawa, H. Nakashima, A. Higashijima

Proceedings of the Joint Meeting of 4th IAEA Technical Meeting on Spherical Tori 14th International Workshop on Spherical Torus   2008年10月

Effects of magnetic field and target plasma on the penetration behaviour of compact toroid plasma by heat load measurements in CPD 査読 国際誌

Bhattacharyay, R.; Zushi, H.; Fukumoto, N.; Nagata, M.; Nishino, N.; Honma, H.; Kawakami, K.; Yoshida, N.; Kawasaki, S.; Yoshinaga, T.; Sasaki, K.; Hasegawa, M.; Sato, K. N.; Sakamoto, M.; Nakamura, K.; Idei, H.; Nakashima, H.; Higashijima, A.

NUCLEAR FUSION   48.0 ( 10.0 )   2008年10月

Study on Fluctuations during the RF Current Ramp-up Phase in the CPD Spherical Tokamak 国際誌

H. ZUSHI, T. RYOUKAI, K. KIKUKAWA, T. MORISAKI, R. BHATTACHARYAY, T. YOSHINAGA, K. HANADA, H. IDEI, M. SAKAMOTO, Y. NAKASHIMA, Y. HIGASHIZONO, N. NISHINO, K. DONO, T. SAKIMURA, T. MIYAZAKI, H. HONMA, S. TASHIMA, K. N. SATO, K. NAKAMURA, M. HASEGAWA, S. KAWASAKI H. NAKASHIMA, A. HIGASHIJIMA

2008年10月

Study on Density Fluctuations during the RF Current Ramp-up Phase in the CPD Spherical Tokamak 国際誌

H. ZUSHI, T. RYOUKAI, K. KIKUKAWA, T. MORISAKI, R. BHATTACHARYAY, T. YOSHINAGA, K. HANADA, H. IDEI, M. SAKAMOTO, Y. NAKASHIMA, Y. HIGASHIZONO, N. NISHINO, K. DONO, T. SAKIMURA, T. MIYAZAKI, H. HONMA, S. TASHIMA, K. N. SATO, K. NAKAMURA, M. HASEGAWA, S. KAWASAKI H. NAKASHIMA, A. HIGASHIJIMA

Proc. Joint Meeting of the 4th IAEA Technical Meeting on Spherical Tori and the 14th International Workshop on Spherical Torus   2008年10月

Physics Study of EC-Excited Current Generation via Current Jump in the Compact Plasma-Wall-Interaction Experimental Device 国際誌

T. Yoshinaga, K. Hanada, H. Zushi, K. Nakamura, K. N. Sato, H. Idei, M. Sakamoto, M. Hasegawa, T. Morisaki, Y. Nakashima, N. Nishino, M. Nagata, N. Fukumoto, Y. Takase, T. Maekawa, Y. Kishimoto, O. Mitarai, N. Yoshida, K. Tokunaga, Y. Hirooka, Y. Higashizono, S. Kawasaki, H. Nakashima, A. Higashijima, R. Bhattacharyay, S. Kawano, S. Kawakami, T. Kikukawa, K. Dono, M. Ishiguro, H. Honma, T. Miyazaki, T. Ryokai, T. Sakimura, Y. Inada, S. Watanabe and Y. Wataya

Proc.22nd IAEA Fusion Energy Conference   2008年10月

Physical design of MW-class steady-state spherical tokamak, QUEST 国際誌

K. Hanada, K. N.Sato, H. Zushi, K. Nakamura, M. Sakamoto, H. Idei, M. Hasegawa, Y. Takase, O. Mitarai, T. Maekawa, Y. Kishimoto, M. Ishiguro, T. Yoshinaga, H. Igami, S. Kawasaki, H. Nakashima, A. Higashijima, Y. Higashizono, A. Ando, N. Asakura, A. Ejiri, Y. Hirooka, A. Ishida, A. Komori, M. Matsukawa, O. Motojima, Y. Ogawa, N. Ohno, Y. Ono, M. Peng, S. Sudo, H. Yamada, N. Yoshida, Z. Yoshida

IAEA Fusion Energy Conference 2008, Proceedings of the 22nd IAEA Fusion Energy Conference, Geneva, 13-18 October 2008   2008年10月

First Demonstration of Rotational Transform Control by Electron Cyclotron Current Drive in Large Helical Device 査読 国際誌

Takashi NOTAKE, Takashi SHIMOZUMA, Shin KUBO, Hiroshi IDEI, Katsumi IDA, Kiyomasa WATANABE, Satoru SAKAKIBARA, Taiki YAMAGUCHI, Mikirou YOSHINUMA, Takashi KOBUCHI, Shigeru INAGAKI, Tokihiko TOKUZAWA, Yasuo YOSHIMURA, Hiroe IGAMI, Tetsuo SEKI, Hitoshi TANAKA, Kazunobu NAGASAKI and LHD Experimental Group

Plasma and Fusion Research   3.0 ( RA )   2008年6月

A WEB-based integrated data processing system for the TRIAM-1M 査読 国際誌

Hasegawa, M.; Higashijima, A.; Nakamura, K.; Hanada, K.; Sato, K. N.; Sakamoto, M.; Idei, H.; Kawasaki, S.; Nakashima, H.

FUSION ENGINEERING AND DESIGN   83.0 ( 4.0 )   588.0 - 593.0   2008年5月

Control system and the controllability of CPD and QUEST 査読 国際誌

Nakamura, K.; Hasegawa, M.; Wang, R.; Kawasaki, S.; Nakashima, H.; Higashijima, A.; Sato, K. N.; Zushi, H.; Hanada, K.; Sakamoto, M.; Idei, H.

FUSION ENGINEERING AND DESIGN   83.0 ( 2.0 )   236.0 - 240.0   2008年4月

The current control of steady-state plasma in TRIAM-1M and HT-7 査読 国際誌

Xu, Handong; Hanada, K.; Hasegawa, M.; Wang, M.; Shen, B.; Zushi, H.; Nakamura, K.; Sato, K. N.; Sakamoto, M.; Idei, H.; Bhattacharyay, R.

FUSION ENGINEERING AND DESIGN   83.0 ( 2.0 )   211.0 - 214.0   2008年4月

High accessible experimental information on CPD experiment 査読 国際誌

Hasegawa, M.; Nakamura, K.; Higashijima, A.; Kawasaki, S.; Nakashima, H.; Sato, K. N.; Zushi, H.; Hanada, K.; Sakamoto, A.; Idei, H.

FUSION ENGINEERING AND DESIGN   83.0 ( 2.0 )   402.0 - 405.0   2008年4月

Visualization of magnetic surfaces during current ramp-up phase using thermal Lithium sheet beam in CPD 査読 国際誌

Tetsushi KIKUKAWA, Hideki ZUSHI, Tomohiro MORISAKI, Rajendraprasad BHATTACHARYAY, Tomofumi RYOUKAI, Tomokazu YOSHINAGA, Makoto HASEGAWA, Kazuaki HANADA, Hiroshi IDEI and CPD Experimental Group

Plasma and Fusion Research   3.0 ( RC )   2008年2月

Study of magnetic configuration effects on plasma boundary and measurement of edge electron density in the spherical tokamak compact plasma wall interaction experimental device using Li sheet beam 査読 国際誌

Bhattacharyay, R.; Zushi, H.; Morisaki, T.; Inada, Y.; Kikukawa, T.; Watanabe, S.; Sasaki, K.; Ryoukai, T.; Hasegawa, M.; Hanada, K.; Sato, K. N.; Nakamura, K.; Sakamoto, M.; Idei, H.; Yoshinaga, T.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

PHYSICS OF PLASMAS   15.0 ( 2.0 )   0.0 - 0.0   2008年2月

Demonstration of Plasma Current Control by Using High Power Millimeter-Waves 国際誌

Notake, Takashi; Shimozuma, Takashi; Kubo, Shin; IDEI, Hiroshi; IDA, Katsumi; YOSHINUMA, Mikirou; KOBUCHI, Takashi; WATANABE, Kiyomasa; INAGAKI, Shigeru; TOKUZAWA, Tokihiko;

Proceedings of ITC/ISHW2007   2008年1月

Visualization of magnetic surfaces during current ramp-up phase using thermal lithium sheet beam in CPD 査読

Tetsushi Kikukawa, Hideki Zushi, Tomohiro Morisaki, Rajendraprasad Bhattacharyay, Tomofumi Ryoukai, Tomokazu Yoshinaga, Makoto Hasegawa, Kazuaki Hanada, Hiroshi Idei, Experimental Group CPD Experimental Group

Plasma and Fusion Research   3   2008年1月

First demonstration of rotational transform control by electron cyclotron current drive in large helical device 査読

, Takashi Notake, Takashi Shimozuma, Shin Kubo, Hiroshi Idei, Katsumi Ida, Kiyomasa Watanabe, Satoru Sakakibara, Taiki Yamaguchi, Mikirou Yoshinuma, Takashi Kobuchi, Shigeru Inagaki, Tokihiko Tokuzawa, Yasuo Yoshimura, Hiroe Igami, Tetsuo Seki, Hitoshi Tanaka, Kazunobu Nagasaki

Plasma and Fusion Research   3   2008年1月

Initial plasma production by Townsend avalanche breakdown on QUEST tokamak 査読 国際誌

Hasegawa, Makoto; Hanada, Kazuaki; Sato, Kohnosuke; Nakamura, Kazuo; Zushi, Hideki; Sakamoto, Mizuki; Idei, Hiroshi; Kawasaki, Shoji; Nakashima, Hisatoshi; Higashijima, Aki

JAPANESE JOURNAL OF APPLIED PHYSICS   47.0 ( 1.0 )   287.0 - 292.0   2008年1月

Propagating mode analysis and field reconstruction in the corrugated waveguides of a high power electron cyclotron heating system 国際誌

Shimozuma, T; Idei, H; Shapiro, MA; Temkin, RJ; Kubo, S; Yoshimura, Y; Igami, H; Takahashi, H; Notake, T; Ito, S;

Infrared, Millimeter and Terahertz Waves, 2008. IRMMW-THz 2008. 33rd International Conference on   2008年1月

Field line tying and magnetic shear effects of the vertical magnetic field on low frequency density fluctuations in CPD 査読 国際誌

Ryoukai, Tomofumi; ZUSHI, Hideki; BHATTACHARYAY, Rajendraprasad; IDEI, Hiroshi; YOSHINAGA, Tomokazu; CPD, Group12; MORISAKI, Tomohiro; MUTOH, Takashi; KUBO, Shin; NAGASAKI, Kazuaki;

14th Int. Congress on Plasma Phys., Fukuoka, Japan   2008年1月

Broadband radiometer system with fast frequency switching synthesizer for electron cyclotron emission measurements in LHD

Hiroshi Idei, Shigeru Inagaki, Shohji Kawasaki, Hideki Zushi, Yoshio Nagayama, Kazuo Kawahata, Takashi Shimozuma, Yuichi Wataya

Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics, IRMMW-THz2007 IRMMW-THz2007 - Conference Digest of the Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics   387 - 388   2007年12月

Mode content analysis in circular corrugated waveguide using radiated field

Hiroshi Idei, Michael Shapiro, Richard J. Temkin, Takashi Shimozuma, Shin Kubo

Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics, IRMMW-THz2007 IRMMW-THz2007 - Conference Digest of the Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics   69 - 70   2007年12月

Initial results of AM reflectometory on CPD

Hiroshi Idei, Shouji Kawasaki, Kazuaki Hanada, Hideki Zushi, Kohnosuke Sato, Kazuo Nakamura, Mizuki Sakamoto, Makoto Hasegawa, Hisatoshi Nakashima, Aki Higashijima, Yuichi Wataya, Shinji Matsubara, Shuhei Kawano

Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics, IRMMW-THz2007 IRMMW-THz2007 - Conference Digest of the Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics   518 - 519   2007年12月

Design of phased array antenna system for electron Bernstein wave heating and current drive in QUEST

Hiroshi Idei, Minoru Kawaguchi, Masatsugu Sakaguchi, Yasumasa Tanaka, Satoshi Ito

Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics, IRMMW-THz2007 IRMMW-THz2007 - Conference Digest of the Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics   789 - 790   2007年12月

Current profile estimation in full LHCD plasmas using Hard X-ray measurement along the top and bottom identical line of sight on TRIAM-1M 査読 国際誌

Kazuaki HANADA, Keisuke SASAKI, Makoto HASEGAWA, Hiroshi IDEI, Hideki ZUSHI, Kazuo NAKAMURA, Mizuki SAKAMOTO, Konosuke SATO, Shoji KAWASAKI, Hisatoshi NAKASHIMA, Aki HIGASHIJIMA and TRIAM group

Plasma and Fusion Research   2.0 ( RA )   2007年11月

Two Dimensional Li Beam Imaging to Study the Magnetic Field Configuration Effects on Plasma Confinement in Spherical Tokamak CPD 査読 国際誌

R. BHATTACHARYAY, H. ZUSHI, T. MORISAKI, K. KIKUKAWA, S. WATANABE, Y. INADA, M. HASEGAWA, H. TSUCHIYA, K. N. SATO, K. NAKAMURA, M. SAKAMOTO, H. IDEI, K. SASAKI, H. XU, F. WANG, S. KAWASAKI, H. NAKASHIMA and A. HIGASHIJIMA

Plasma and Fusion Research   2.0 ( RA )   2007年11月

Steady state plasma operation in the superconducting tokamak TRIAM-1M and the QUEST project 国際誌

Sakamoto, M; Sato, KN; Zushi, H; Nakamura, K; Hanada, K; Idei, H; Hasegawa, M; Kawasaki, S; Nakashima, H; Higashijima, A;

Proc. of Int. Symposium on Eco Topia Science   2007年11月

A study on temperature effects on hydrogen recycling and molybdenum impurity emission from a movable limiter in TRIAM-1M Tokamak 査読 国際誌

Bhattacharyay, R.; Zushi, H.; Nakashima, K.; Shikama, T.; Sakamoto, M.; Yoshida, N.; Kado, S.; Sawada, K.; Hirooka, Y.; Nakamura, K.; Hanada, K.; Idei, H.; Hasegawa, M.; Sato, K. N.; Ogawa, M.; Takaki, O.; Sasaki, K.; Xu, H.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

NUCLEAR FUSION   47.0 ( 8.0 )   864.0 - 874.0   2007年8月

Model of inductive plasma production assisted by radio-frequency wave in tokamaks 査読 国際誌

Hasegawa, Makoto; Hanada, Kazuaki; Sato, Kohnosuke; Nakamura, Kazuo; Zushi, Hideki; Sakamoto, Mizuki; Idei, Hiroshi; Kawasaki, Shoji; Nakashima, Hisatoshi; Higashijima, Aki

JOURNAL OF NUCLEAR MATERIALS   76.0 ( 8.0 )   0.0 - 0.0   2007年8月

Electron cyclotron counter current drive experiments in lower hybrid current drive plasma in TRIAM-1M 査読 国際誌

Zushi, H.; Hanada, K.; Idei, H.; Hasegawa, M.; Sasaki, K.; Bhattacharyay, R.; Sakamoto, M.; Nakamura, K.; Sato, K. N.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

FUSION SCIENCE AND TECHNOLOGY   52.0 ( 2.0 )   240.0 - 249.0   2007年8月

Calorimetric measurement of heat load in full non-inductive LHCD plasmas on TRIAM-1M 査読 国際誌

Hanada, K.; Shinoda, N.; Sugata, T.; Sasaki, K.; Zushi, H.; Nakamura, K.; Sato, K. N.; Sakamoto, M.; Idei, H.; Hasegawa, M.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

JOURNAL OF NUCLEAR MATERIALS   363.0   1425.0 - 1428.0   2007年6月

Two-dimensional density profile measurement with a sheet thermal Li beam on CPD 査読 国際誌

Zushi, H.; Morisaki, T.; Inada, Y.; Bouchard, J.; Nakashima, K.; Tsuchiya, H.; Hanada, K.; Sasaki, K.; Bhattacharyay, R.; Sato, K. N.; Nakamura, K.; Sakamoto, M.; Idei, H.; Hasegawa, M.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

JOURNAL OF NUCLEAR MATERIALS   363.0 ( 0.0 )   1429.0 - 1435.0   2007年6月

The observation of dust behavior in TRIAM-1M 査読 国際誌

Sasaki, K.; Hanada, K.; Nishino, N.; Tokitani, M.; Yoshida, N.; Sato, K. N.; Zushi, H.; Nakamura, K.; Sakamoto, M.; Idei, H.; Hasegawa, M.; Kawasaki, S.; Nakasihma, H.; Higashijima, A.

JOURNAL OF NUCLEAR MATERIALS   363.0 ( 0.0 )   238.0 - 241.0   2007年6月

Surface temperature effects on hydrogen and impurity release from the limiter studied by means of visible and near infrared spectroscopic measurement in TRIAM-1M 査読 国際誌

Bhattacharyay, R.; Zushi, H.; Nakashima, K.; Shikama, T.; Sakamoto, M.; Ogawa, M.; Nakamura, K.; Yoshida, N.; Kado, S.; Sawada, K.; Hirooka, Y.; Hanada, K.; Sato, K. N.; Idei, H.; Sasaki, K.; Xu, H.; Hasegawa, M.; Uehara, K.; Tsushima, A.; Kimura, N.; Nozaki, Y.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

JOURNAL OF NUCLEAR MATERIALS   363.0 ( 0.0 )   938.0 - 943.0   2007年6月

Relation between charge exchange flux and impurity influx studied by perturbation methods of gas puffing, heat load and confinement properties in TRIAM-1M 査読 国際誌

Zushi, H.; Nozaki, Y.; Bhattacharyay, R.; Nakashima, K.; Sakamoto, M.; Hanada, K.; Idei, H.; Nakamura, K.; Sato, K. N.; Nishi, S.; Ogawa, M.; Takaki, K.; Sasaki, K.; Hirooka, Y.; Hasegawa, M.; Xu, H.; Kado, S.; Shikama, T.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

JOURNAL OF NUCLEAR MATERIALS   363.0 ( 0.0 )   1386.0 - 1394.0   2007年6月

In situ measurements of erosion and redeposition during long duration discharges on TRIAM-1M 査読 国際誌

Sakamoto, M.; Ogawa, M.; Zushi, H.; Higashijima, A.; Nakashima, H.; Kawasaki, S.; Hasegawa, M.; Idei, H.; Hanada, K.; Nakamura, K.; Sato, K. N.

JOURNAL OF NUCLEAR MATERIALS   363.0 ( 0.0 )   233.0 - 237.0   2007年6月

Difference in oxygen impurity behavior between repetitive short discharges and one long discharge on TRIAM-1M 査読 国際誌

Ogawa, M.; Sakamoto, M.; Sato, K. N.; Zushi, H.; Nakamura, K.; Hanada, K.; Idei, H.; Hasegawa, M.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

JOURNAL OF NUCLEAR MATERIALS   363.0 ( 0.0 )   1364.0 - 1368.0   2007年6月

Design of phased array antenna system for electron bernstein wave heating and current drive in QUEST 国際誌

Idei, Hiroshi; Kawaguchi, Minoru; Sakaguchi, Masatsugu; Tanaka, Yasumasa; Ito, Satoshi;

2007 JOINT 32ND INTERNATIONAL CONFERENCE ON INFRARED AND MILLIMETER WAVES AND 15TH INTERNATIONAL CONFERENCE ON TERAHERTZ ELECTRONICS, VOLS 1 AND 2   0.0 ( 0.0 )   789.0 - 790.0   2007年4月

Townsend Avalanche Breakdown Assisted by Radio Frequency Wave in Tokamaks 査読 国際誌

Makoto HASEGAWA, Kazuaki HANADA, Kohnosuke SATO, Kazuo NAKAMURA, Hideki ZUSHI, Mizuki SAKAMOTO, Hiroshi IDEI, Shoji KAWASAKI, Hisatoshi NAKASHIMA and Aki HIGASHIJIMA

Plasma and Fusion Research   2.0 ( RC )   2007年3月

Current profile estimation in full LHCD plasmas using hard X-ray measurement along the top and bottom identical line of sight on TRIAM-1M 査読

Kazuaki Hanada, Keisuke Sasaki, Makoto Hasegawa, Hiroshi Idei, Hideki Zushi, Kazuo Nakamura, Mizuki Sakamoto, Konosuke Sato, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, group Triam group

Plasma and Fusion Research   2   2007年1月

Two dimensional Li beam imaging to study the magnetic field configuration effects on plasma confinement in spherical tokamak CPD 査読

R. Bhattacharyay, H. Zushi, T. Morisaki, K. Kikukawa, S. Watanabe, Y. Inada, M. Hasegawa, H. Tsuchiya, K. N. Sato, K. Nakamura, M. Sakamoto, H. Idei, K. Sasaki, H. Xu, F. Wang, S. Kawasaki, H. Nakashima, A. Higashijima

Plasma and Fusion Research   2   2007年1月

Townsend avalanche breakdown assisted by radio frequency wave in tokamaks 査読

Makoto Hasegawa, Kazuaki Hanada, Kohnosuke Sato, Kazuo Nakamura, Hideki Zushi, Mizuki Sakamoto, Hiroshi Idei, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Plasma and Fusion Research   2   2007年1月

Plasma shape reconstruction of spherical tokamak using CCS method 査読

F. Wang, K. Nakamura, O. Mitarai, K. Kurihara, Y. Kawamata, M. Sueoka, K. N. Sato, H. Zushi, K. Hanada, M. Sakamoto, H. Idei, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima

Plasma and Fusion Research   2   2007年1月

Electron cyclotron counter current drive experiments in lower hybrid current drive plasma in triam-1m 査読

H. Zushi, Kazuaki Hanada, Hiroshi Idei, Makoto Hasegawa, K. Sasaki, R. Bhattacharyay, M. Sakamoto, Kazuo Nakamura, K. N. Sato, S. Kawasaki, H. Nakashima, A. Higashijima

Fusion Science and Technology   52 ( 2 )   240 - 249   2007年1月

Current profile estimation using Hard X-ray measurement along the top and bottom identical line of sight on TRIAM-1M

K. Hanada, K. Sasaki, M. Hasegawa, H. Idei, H. Zushi, K. Nakamura, M. Sakamoto, K. N. Sato, S. Kawasaki, H. Nakashima, A. Higashijima

33rd European Physical Society Conference on Plasma Physics 2006, EPS 2006 33rd EPS Conference on Plasma Physics 2006, EPS 2006 - Europhysics Conference Abstracts   1608 - 1611   2006年12月

Wide-band heterodyne-radiometer with fast frequency-switching local oscillator for electron cyclotron emission diagnostics

Y. Wataya, H. Idei, S. Inagaki, T. Shimozuma, Y. Nagayama, K. Kawahata, H. Zushi

IRMMW-THz 2006 - 31st International Conference on Infrared and Millimeter Waves and 14th International Conference on Terahertz Electronics IRMMW-THz 2006 - 31st International Conference on Infrared and Millimeter Waves and 14th International Conference on Terahertz Electronics   2006年12月

Surface temperature dependence of hydrogen balmar and molybdenum neutral lines from the Mo limiter in TRIAM-1M

K. Nakashima, H. Zushi, N. Maezono, M. Sakamoto, N. Yoshida, Kazutoshi Tokunaga, Y. Hirooka, T. Shikama, S. Kado, N. Nishino, Y. Nakahima, Kazuaki Hanada, K. Sasaki, Hiroshi Idei, A. Iyomasa, S. Kawasaki, K. N. Sato, H. Nakashima, Kazuo Nakamura, Makoto Hasegawa, A. Higashijima

21st IEEE/NPS Symposium on Fusion Engineering, SOFE'05 21st IEEE/NPS Symposium on Fusion Engineering, SOFE'05   2006年12月

Soft X-ray measurement in IRE on the TST-2 spherical tokamak

K. Sasaki, K. Hanada, K. N. Sato, H. Zushi, K. Nakamura, M. Sakamoto, H. Idei, M. Hasegawa, S. Kawasaki, T. Nakashima, A. Higashijima, Y. Takase, A. Ejiri, S. Shiraiwa, H. Kasahara, T. Yamada, N. Nishino

33rd European Physical Society Conference on Plasma Physics 2006, EPS 2006 33rd EPS Conference on Plasma Physics 2006, EPS 2006 - Europhysics Conference Abstracts   1640 - 1643   2006年12月

Dynamics of recycling processes responding to the local particle and heat load perturbations on TRIAM-1M

H. Zushi, R. Bhattacharyay, M. Sakamoto, Y. Nozaki, K. Nakashima, M. Ogawa, K. Takaki, K. Hanada, H. Idei, K. Nakamura, K. Sasaki, Y. Hirooka, Y. Nakashima, S. Kado, T. Shikama

33rd European Physical Society Conference on Plasma Physics 2006, EPS 2006 33rd EPS Conference on Plasma Physics 2006, EPS 2006 - Europhysics Conference Abstracts   1604 - 1607   2006年12月

Development of Heterodyne Radiometer for Electron Cyclotron Emission (ECE) Measurement System using Harmonic Local Oscillator in High Frequency mm-wave range 国際誌

Yuichi Wataya, H. Idei, H. Zushi, TRIAM group

2006年11月

Bi-directional Lower Hybrid Current Drive and Electron Cyclotron Counter Current Drive Experiments in Full Current Drive Plasma in TRIAM-1M 国際誌

H. Zushi, K. Hanada, H. Idei, S. Nishi, T. Maekawa, M. Azumi, A. Fukuyama, S. Kubo, T. Shimozuma, T. Notake, K. Sasaki, B. Bhattacharyay, K. Nakashima, H. Hoshika, M. Sakamoto, M. Ogawa, K. Nakamura, K. N. Sato, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima, K. Toi, Y. Takase, T. Shikama, S. Kado, O. Mitarai, K. Takahashi, K. Takaki, N. Maezono, M. Kitaguch, F. Wang, H. Xu, Y. Nozaki, Y. Wataya, N. Kimura

2006年10月

Power dependence of density and current drive efficiency in full LHCD plasmas on TRIAM-1M 国際誌

K. Hanada, H. Xu, H. Idei, H. Zushi, M. Hasegawa, K. Nakamura, M. Sakamoto, K. N. Sato, S. Kawasaki, H. Nakashima, A. Higashijima and K. Sasaki

Proc. 21th IAEA Fusion Energy Conference   2006年10月

Overview of Recent Experimental Studies on TRIAM-1M 国際誌

K. N. Sato, H. Zushi, K. Nakamura, K. Hanada, M. Sakamoto, H. Idei, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima, D. Thang, F. Wang, I. Rego, K. Sasaki, H. Xu, B. Rajendraprasad, M. Ogawa, K. Takagi, K. Nakashima, S. Nishi, T. Aoki, N. Kimura, Y. Inada, Y. Nozaki, Y. Wataya, H. Sakai, M. Matsubara, S. Watanabe, K. Goto, Y. Miyoshi, N. Yoshida, K. Tokunaga, T. Fujiwara, M. Miyamoto, M. Tokitani, K. Uehara, Y. Sadamoto, Y. Nakashima, Y. Higashizono, Y. Takase, A. Ejiri, S. Kado, T. Shikama, S. Iio, T. Takeda, Y. Hirooka, T. Morisaki, Y. Nakamura, K. Toi, T. Fujimoto, A. Iwamae, T. Maekawa, M. Nagata, N. Nishino, O. Mitarai

Proc. 21th IAEA Fusion Energy Conference   2006年10月

Multiscale Phenomena of Plasma-Wall Interaction in Long Duration Discharges on TRIAM-1M 国際誌

M. Sakamoto, M. Ogawa, H. Zushi, K. Takaki, M. Tokitani, K. Tokunaga, N. Yoshida, Y. Higashizono, Y. Nakashima, K. Nakamura, K. Hanada, K. N. Sato, H. Idei, M. Hasegawa, S. Kawasaki, H. Nakashima, T. Fujiwara, A. Higashijima, T. Shikama, S. Kado, A. Tsushi

21st IAEA Fusion Energy Conference   2006年10月

Power balance investigation in steady-state LHCD discharges on TRIAM-1M 査読 国際誌

Hanada, K.; Sugata, T.; Sakamoto, M.; Zushi, H.; Nakamura, K.; Sato, K. N.; Idei, H.; Hasegawa, M.; Higashijima, A.; Kawasaki, S.; Nakashima, H.

FUSION ENGINEERING AND DESIGN   81.0 ( 19.0 )   2257.0 - 2265.0   2006年9月

Plasma current start-up experiments without the central solenoid in the TST-2 spherical tokamak 査読 国際誌

Takase, Y.; Ejiri, A.; Shiraiwa, S.; Adachi, Y.; Ishii, N.; Kasahara, H.; Nuga, H.; Ono, Y.; Oosako, T.; Sasaki, M.; Shimada, Y.; Sumitomo, N.; Taguchi, I.; Tojo, H.; Tsujimura, J.; Ushigome, M.; Yamada, T.; Hanada, K.; Hasegawa, M.; Idei, H.; Nakamura, K.; Sakamoto, M.; Sasaki, K.; Sato, K. N.; Zushi, H.; Nishino, N.; Mitarai, O.

NUCLEAR FUSION   46.0 ( 8.0 )   #<Spreadsheet::Excel::Error:0xaa17e80> - #<Spreadsheet::Excel::Error:0xaa17d68>   2006年8月

Hot Gas Flow Simulation Aimed for Integrative Optimization of GCB 国際誌

K. Nakamura, F. Wang, K. N. Sato, H. Zushi, K. Hanada, M. Sakamoto, H. Idei, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima

Proc. Int. Conf. on Electrical Engineering   2006年7月

RF start-up and sustainment experiments on the TST-2@K spherical tokamak 査読 国際誌

Ejiri, A.; Takase, Y.; Kasahara, H.; Yamada, T.; Hanada, K.; Sato, K. N.; Zushi, H.; Nakamura, K.; Sakamoto, M.; Idei, H.; Hasegawa, M.; Iyomasa, A.; Imamura, N.; Esaki, K.; Kitaguchi, M.; Sasaki, K.; Hoshika, H.; Mitarai, O.; Nishino, N.

NUCLEAR FUSION   46.0 ( 7.0 )   709.0 - 713.0   2006年7月

Current profile estimation using Hard X-ray measurement along the top and bottom identical line of sight on TRIAM-1M 国際誌

K. Hanada, K. Sasaki, M. Hasegawa, H. Idei, H. Zushi, K. Nakamura, M. Sakamoto, K. N. Sato, S. Kawasaki, H. Nakashima, A. Higashijima and TRIAM group

Proc. 33rd Conference on Control Fusion and Plasma Physics, Roma, Italy (2007)   2006年6月

Soft X-ray measurement in IRE on the TST-2 spherical tokamak 国際誌

K. Sasaki, K. Hanada, K. N. Sato, H. Zushi, K. Nakamura, M. Sakamoto, H. Idei, M. Hasegawa, S. Kawasaki, T. Nakashima, A. Higashijima, Y. Takase, A. Ejiri, S. Shirakawa, H. Kasahara, T. Yamada and N. Nishino

33rd EPS Conference on Plasma Phys. Rome, 19 - 23 June 2006 ECA Vol.30I, P-4.134 (2006)   2006年6月

Dynamics of recycling processes responding to the local particle and heat load perturbations on TRIAM-1M 国際誌

H. Zushi, R. Bhattacharyay, M. Sakamoto, Y. Nozaki, K. Nakashima, M. Ogawa, K. Takaki, K. Hanada, H. Idei, K. Nakamura, K. Sasaki, Y. Hirooka, Y. Nakashima, S. Kado , T. Shikama and TRIAM group

33rd EPS Conference on Plasma Phys. Rome, 19 - 23 June 2006 ECA Vol.30I, P-4.124 (2006)   30I   2006年6月

Heating by an electron Bernstein wave in a spherical tokamak plasma via mode conversion 査読 国際誌

Shiraiwa, S; Hanada, K; Hasegawa, M; Idei, H; Kasahara, H; Mitarai, O; Nakamura, K; Nishino, N; Nozato, H; Sakamoto, M; Sasaki, K; Sato, K; Takase, Y; Yamada, T; Zushi, H

PHYSICAL REVIEW LETTERS   96.0 ( 18.0 )   0.0 - 0.0   2006年5月

Integrated gas flow simulation for overall optimization of GCB 国際誌

Nakamura, Kazuo; Wang, Feng; Sato, Kohnosuke; Sakamoto, Mizuki; Idei, Hiroshi; Hasegawa, Makoto; Kawasaki, Shoji; Nakashima, Hisatoshi; Higashijima, Aki

2006 International Conference on Power Systems Technology: POWERCON, Vols 1- 6   0.0 ( 0.0 )   2616.0 - 2618.0   2006年4月

Surface temperature dependence of hydrogen balmar and molybdenum neutral lines from the Mo limiter in TRIAM-IM 国際誌

Nakashima, K.; Zushi, H.; Maezono, N.; Sakamoto, M.; Yoshida, N.; Tokunaga, K.; Hirooka, Y.; Shikama, T.; Kado, S.; Nishino, N.; Nakahima, Y.; Hanada, K.; Sasaki, K.; Idei, H.; Iyomasa, A.; Kawasaki, S.; Sato, K. N.; Nakashima, H.; Nakamura, K.; Hasegawa, M.; Higashijima, A.

21st IEEE/NPSS Symposium on Fusion Engineering - SOFE 05   0.0 ( 0.0 )   578.0 - 581.0   2006年4月

Operation range of remote steering antenna in anti-symmetric and symmetric directions 国際誌

Idei, H.; Shimozuma, T.; Ohkubo, K.; Kubo, S.; Notake, T.; Hanada, K.; Hasegawa, M.

Conference Digest of the 2006 Joint 31st International Conference on Infrared and Millimeter Waves and 14th International Conference on Terahertz Electronics   0.0 ( 0.0 )   574.0 - 574.0   2006年4月

Continuous and real-time data acquisition system for superconducting tokamaks HT-7 and TRIAM-1M 査読 国際誌

Wang, F; Luo, JR; Nakamura, K; Sato, KN; Hanada, K; Sakamoto, M; Idei, H; Kawasaki, S; Nakashima, H

FUSION ENGINEERING AND DESIGN   81.0 ( 8.0 )   1621.0 - 1626.0   2006年2月

Magnetic sensorless control experiment without drift problem on HT-7 査読 国際誌

Nakamura, K; Luo, JR; Wang, HZ; Ji, ZS; Wang, H; Wang, F; Qi, N; Sato, KN; Hanada, K; Sakamoto, M; Idei, H; Hasegawa, M; Iyomasa, A; Kawasaki, S; Nakashima, H; Higashijima, A

FUSION ENGINEERING AND DESIGN   81.0 ( 8.0 )   1607.0 - 1612.0   2006年2月

Magnetic sensorless control of plasma position and shape in a tokamak 査読 国際誌

Nakamura, K.; Luo, Jiarong; Wang, Huazhong; Ji, Zhenshan; Wang, Hua; Wang, Feng; Qi, Na; Sato, K. N.; Sakamoto, M.; Idei, H.; Hasegawa, M.; Kawasaki, S.; Nakashima, H.; Higashljima, A.

PLASMA SCIENCE & TECHNOLOGY   8.0 ( 1.0 )   80.0 - 83.0   2006年1月

Integrated gas flow simulation for overall optimization of GCB

Kazuo Nakamura, Feng Wang, Kohnosuke Sato, Mizuki Sakamoto, Hiroshi Idei, Makoto Hasegawa, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

2006 International Conference on Power System Technology, POWERCON2006 2006 International Conference on Power System Technology, POWERCON2006   2006年1月

Impact of a movable limiter on the global wall recycling in TRIAM-1M

M. Sakamoto, M. Ogawa, K. Takaki, H. Zushi, K. Nakashima, N. Maezono, T. Sugata, Y. Nakashima, Y. Higashizono, Y. Kubota, A. Higashijima, H. Nakashima, S. Kawasaki, A. Iyomasa, Makoto Hasegawa, Hiroshi Idei, Kazuaki Hanada, Kazuo Nakamura, K. N. Sato

32nd European Physical Society Conference on Plasma Physics and Controlled Fusion combined with the 8th International Workshop on Fast Ignition of Fusion Targets 32nd EPS Conference on Plasma Physics 2005, EPS 2005, Held with the 8th International Workshop on Fast Ignition of Fusion Targets - Europhysics Conference Abstracts   1930 - 1933   2005年12月

Transition phenomena and thermal transport properties in LHD plasmas with an electron internal transport barrier 査読 国際誌

Shimozuma, T; Kubo, S; Idei, H; Inagaki, S; Tamura, N; Tokuzawa, T; Morisaki, T; Watanabe, KY; Ida, K; Yamada, I; Narihara, K; Muto, S; Yokoyama, M; Yoshimura, Y; Notake, T; Ohkubo, K; Seki, T; Saito, K; Kumazawa, R; Mutoh, T; Watari, T; Komori, A

NUCLEAR FUSION   45.0 ( 11.0 )   1396.0 - 1403.0   2005年11月

Steady-state tokamak operation, ITB transition and sustainment and ECCD experiments in TRIAM-1M 査読 国際誌

Zushi, H; Nakamura, K; Hanada, K; Sato, KN; Sakamoto, M; Idei, H; Hasegawa, M; Iyomasa, A; Kawasaki, S; Nakashima, H; Higashijima, A; Kuramoto, T; Tanaka, A; Matsuo, Y; Esaki, K; Akanishi, H; Sugata, T; Hoshika, H; Sasaki, K; Maezono, N; Kitaguchi, M; Imamura, N; Yoshida, N; Tokunaga, K; Fujiwara, T; Miyamoto, M; Tokitani, M; Uehara, K; Sadamoto, Y; Nakashima, Y; Kubota, Y; Higasizono, Y; Takase, Y; Ejiri, A; Shiraiwa, S; Kado, S; Sikama, T; Tsuji-Iio, S; Takeda, T; Hirooka, Y; Ida, K; Nakamura, Y; Fujimoto, T; Iwamae, A; Maekawa, T; Mitarai, O

NUCLEAR FUSION   45.0 ( 10.0 )   #<Spreadsheet::Excel::Error:0xb75a4a8> - #<Spreadsheet::Excel::Error:0xb75a3e0>   2005年10月

Recent Global Wall Recycling Studies in Long Term Sustained TRIAM-1M Tokamak and its Development in New ST Device in Kyushu University 国際誌

M. Sakamoto, K. N. Sato, M. Ogawa, K. Takaki, H. Zushi, K. Nakashima, N. Maezono, T. Sugata, Y. Nakashima, Y. Higashizono, Y. Kubota, A. Higashijima, H. Nakashima, S. Kawasaki, A. Iyomasa, M. Hasegawa, H. Idei, K. Hanada, K. Nakamura

The 5th conference of Asia Plasma & Fusion Association (APFA 2005), August 29-31, 2005, Jeju (Korea)   2005年8月

Magnetic Sensorless Control of Plasma Position without Drift Problem in the HT-7 Tokamak 国際誌

K. Nakamura, J. R. Luo, H. Z. Wang, Z. S. Ji, H. Wang, F. Wang, N. Qi, K. N. Sato, K. Hanada, M. Sakamoto, H. Idei, M. Hasegawa, S. Kawasaki, H. Nakashima, A. Higashijima

2005年7月

Extension and characteristics of an ECRH plasma in LHD 査読 国際誌

Kubo, S; Shimozuma, T; Yoshimura, Y; Notake, T; Idei, H; Inagaki, S; Yokoyama, M; Ohkubo, K; Kumazawa, R; Nakamura, Y; Saito, K; Seki, T; Mutoh, T; Watari, T; Narihara, K; Yamada, I; Ida, K; Takeiri, Y; Funaba, H; Ohyabu, N; Kawahata, K; Kaneko, O; Yamada, H; Itoh, K; Ashikawa, N; Emoto, M; Goto, M; Hamada, Y; Ido, T; Ikeda, K; Isobe, M; Khlopenkov, K; Kobuchi, T; Masuzaki, S; Minami, T; Miyazawa, J; Morisaki, T; Morita, S; Murakami, S; Muto, S; Nagaoka, K; Nagayama, Y; Nakanishi, H; Narushima, Y; Nishimura, K; Nishiura, M; Noda, N; Ohdachi, S; Oka, Y; Osakabe, M; Ozaki, T; Peterson, BJ; Sagara, A; Sakakibara, S; Sakamoto, R; Shoji, M; Sudo, S; Takeuchi, N; Tamura, N; Tanaka, K; Toi, K; Tokuzawa, T; Tsumori, K; Watanabe, K; Watanabe, T; Yamazaki, K; Yoshinuma, M; Komori, A; Motojima, O

PLASMA PHYSICS AND CONTROLLED FUSION   47.0 ( 5A )   A81   2005年5月

Evaluation of phase correcting mirrors for an 84 GHz gyrotron based on direct phase measurements at low-power level 査読 国際誌

Notake, T; Idei, H; Shimozuma, T; Sato, M; Kubo, S; Ito, S; Takita, Y; Ohkubo, K; Yoshimura, Y; Kobayashi, S; Mizuno, Y; Watari, T; Kumazawa, R; Shapiro, MA; Temkin, RJ

FUSION ENGINEERING AND DESIGN   73.0 ( 1.0 )   9.0 - 18.0   2005年4月

Alignment Method of ECH Transmission Lines Based on the Moment and Phase Retrieval Method Using IR Images 査読 国際誌

Takashi Shimozuma, Hiroshi Idei, Michael Shapiro, Richard Temkin, Satoshi Ito, Takashi Notake, Shin Kubo, Yasuo Yoshimura, Sakuji Kobayashi, Yoshinori Mizuno, Yasuyuki Takita, Kunizo Ohkubo

Journal of Plasma and Fusion Research   81.0 ( 3.0 )   191.0 - 196.0   2005年3月

Optimization of incident wave polarization for ECRH in LHD 査読 国際誌

Notake, T; Kubo, S; Shimozuma, T; Idei, H; Yoshimura, Y; Inagaki, S; Ohkubo, K; Kobayashi, S; Mizuno, Y; Ito, S; Takita, Y; Watari, T; Narihara, K; Morisaki, T; Yamada, I; Nagayama, Y; Tanaka, K; Sakakibara, S; Kumazawa, R; Seki, T; Saito, K; Mutoh, T; Shimizu, A; Komori, A

PLASMA PHYSICS AND CONTROLLED FUSION   47.0 ( 3.0 )   531.0 - 544.0   2005年3月

Real time polarization monitor developed for high power electron cyclotron resonance heating and current drive experiments in large helical device 査読 国際誌

Notake, T; Idei, H; Kubo, S; Shimozuma, T; Yoshimura, Y; Kobayashi, S; Mizuno, Y; Ito, S; Takita, Y; Ohkubo, K; Kasparek, W; Watari, T; Kumazawa, R

REVIEW OF SCIENTIFIC INSTRUMENTS   76.0 ( 2.0 )   2005年2月

Evidence of electron Bernstein wave heating on the TST-2 spherical tokamak 査読 国際誌

JOURNAL OF NUCLEAR MATERIALS   81.0 ( 1.0 )   P3 - P4   2005年1月

Transport barrier formation and its maintenance by LHCD on TRIAM-1M 国際誌

Hanada, K; Iyomasa, A; Zushi, H; Hasegawa, M; Sasaki, K; Hoshika, H; Nakamura, K; Sakamoto, M; Sato, KN; Idei, H;

Proc. of 20. IAEA fusion energy conference   2005年1月

Impact of a movable limiter on the global wall recycling in TRIAM-1M 国際誌

M. Sakamoto, M. Ogawa, K. Takaki, H. Zushi, K, Nakashima, N. Maezono, T. Sugata, Y. Nakashima, Y. Higashizono, Y. Kubota, A. Higashijima, H. Nakashima, S. Kawasaki, A. Iyomasa, M. Hasegawa, H. Idei, K. Hanada, K. Nakamura, K. N. Sato

Proc. of 32nd EPS Conference on Plasma Physics   2005年1月

Remote steering antenna system on the TRIAM-1M Tokamak

Hiroshi Idei, Kazuaki Hanada, K. Ohkubo, Makoto Hasegawa, T. Notake, S. Kubo, T. Shimozuma, S. Ito, K. N. Sato, H. Zushi, Kazuo Nakamura, M. Sakamoto, A. Iyomasa, S. Kawasaki, H. Nakashima, A. Higashijima, S. Nishi

Conference Digest of the 2004 Joint 29th International Conference on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electronics Conference Digest of the 2004 Joint 29th International Conference on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electronics   725 - 726   2004年12月

Fundamental X-mode Electron Cyclotron Current Drive using Remote-Steering Symmetric Direction Antenna at Larger Steering Angles 国際誌

H. Idei, K. Hanada, H. Zushi, K. Ohkubo, M. Hasegawa, S. Kubo, S. Nishi, K. N. Sato, K. Nakamura, M. Sakamoto, A. Iyomasa, S. Kawasaki, H. Nakashima, A. Higashijima, T. Notake, T. Shimozuma, S. Ito, H. Hoshika, N. Maezono, K. Nakashima, M. Ogawa, TRIAM Gro

2004年11月

Toroidal Structure of Hydrogen Recycling in Ultra-long Discharges on TRIAM-1M 国際誌

M Sakamoto, Y Matsuo, T Kuramoto, M Kitaguchi, T Sugata, N Maezono, M Tokitani, H Zushi, K Nakamura, K Hanada, KN Sato, H Idei, M Hasegawa, A Iyomasa, S Kawasaki, H Nakashima, A Higashijima, N Yoshida, K Tokunaga, T Fujiwara, M Miyamoto, Y Nakashima, Y Kubota, Y Higashizono, Y Hirooka, S Kado, T Shikama

20th IAEA Fusion Energy Conference 2004. Conference proceedings   2004年11月

Overview of steady-state tokamak operation and current drive experiments in TRIAM-1M 国際誌

H. ZUSHI, K. NAKAMURA, K. HANADA, K. N. SATO, M. SAKAMOTO, H. IDEI, M. HASEGAWA, A. IYOMASA, S. KAWASAKI, H. NAKASHIMA, A. HIGASHIJIMA, T. KURAMOTO, A. TANAKA, Y. MATSUO, K. ESAKI, H. AKANISHI, H. AYATSUKA, S. IMADA, T. SUGATA, H. HOSHIKA, K. SASAKI, N. MAEZONO, M. KITAGUCHI, N. IMAMURA, T. HAYASAKI, K. ICHIZONO, S. KUGIMIYA, N. YOSHIDA, K. TOKUNAGA, T. FUJIWARA, M. MIYAMOTO, M. OKITANI, K. UEHARA, Y. SADAMOTO, Y. NAKASHIMA, Y. KUBOTA, Y. HIGASIZONO, Y. TAKASE, A. EJIRI, S. SHIRAIWA, S. KADO, T. SIKAMA, S. TSUJI-IIO , T. TAKEDA, Y. HIROOKA, K. IDA, Y. NAKAMURA, T. FUJIMOTO, A. IWAMAE, T. MAEKAWA, O. MITARAI

20th IAEA Fusion Energy Conference   2004年11月

Estimation of Power Balance in Steady State LHCD Discharges on TRIAM-1M 国際誌

Sugata, Tomoya; Hanada, K; Imamura, N; Sakamoto, M; Zushi, H; Idei, H; Iyomasa, A; Kawasaki, S; Sato, K; Nakashima, H;

Proc. of 12th International Congress on Plasma Physics   2004年10月

Transport barrier formation by LHCD on TRIAM-1M 国際誌

K. Hanada, A. Iyomasa, H. Zushi, M. Hasegawa, K. Sasaki, H. Hoshika, K. Nakamura, M. Sakamoto, K. N. Sato, H. Idei, S. Kawasaki, H. Nakashima, A. Higashijima

2004年10月

Ion acceleration during internal magnetic reconnection events in TST-2 国際誌

Hiroyuki Hoshika, H. Zushi, M. Aramasu, H. Idei, A. Iyomasa, A. Ejiri, S. Ohara, H. Kasahara, Y. Kamada, S. Kawasaki, M. Sakamoto, K. Sasaki, K. Sato, S. Shiraiwa, Y. Takagi, Y. Takase, H. Nakashima, K. Nakamura, M. Hasegawa, K. Hanada, A. Higashijima, T. Yamada

2004年10月

Very low frequency oscillations of heat load and recycling flux in steady-state tokamak discharge in TRIAM-1M 国際誌

H Zushi, M Sakamoto, K Hanada, Y Matsuo, K Kuramoto, T Sugata, N Maezono, H Hoshika, A Iyomasa, K Sasaki, K Nakamura, KN Sato, H Idei, S Kawasaki, H Nakashima, A Higashijima, M Hasegawa

Proc. of 12. International Congress on Plasma Physics   2004年8月

Plasma current start-up by ECW and vertical field in the TST-2 spherical tokamak 査読 国際誌

Journal of Plasma and Fusion Research SERIES   2004年7月

Review on the progress of the LHD experiment 査読 国際誌

Motojima, O; Yamada, H; Komori, A; Watanabe, KY; Mutoh, T; Takeiri, Y; Ida, K; Akiyama, T; Asakura, N; Ashikawa, N; Chikaraishi, H; Cooper, WA; Emoto, M; Fujita, T; Fujiwara, M; Funaba, H; Goncharov, P; Goto, M; Hamada, Y; Higashijima, S; Hino, T; Hoshino, M; Ichimura, M; Idei, H; Ido, T; Ikeda, K; Imagawa, S; Inagaki, S; Isayama, A; Isobe, M; Itoh, T; Itoh, K; Kado, S; Kalinina, D; Kaneba, T; Kaneko, O; Kato, D; Kato, T; Kawahata, K; Kawashima, H; Kawazome, H; Kobuchi, T; Kondo, K; Kubo, S; Kumazawa, R; Lyon, JF; Maekawa, R; Mase, A; Masuzaki, S; Mito, T; Matsuoka, K; Miura, Y; Miyazawa, J; More, R; Morisaki, T; Morita, S; Murakami, I; Murakami, S; Mutoh, S; Nagaoka, K; Nagasaki, K; Nagayama, Y; Nakamura, Y; Nakanishi, H; Narihara, K; Narushima, Y; Nishimura, H; Nishimura, K; Nishiura, M; Nishizawa, A; Noda, N; Notake, T; Nozato, H; Ohdachi, S; Ohkubo, K; Ohyabu, N; Oyama, N; Oka, Y; Okada, H; Osakabe, M; Ozaki, T; Peterson, BJ; Sagara, A; Saida, T; Saito, K; Sakakibara, S; Sakamoto, M; Sakamoto, R; Ttt, MS; Sato, K; Seki, T; Shimozuma, T; Shoji, M; Sudo, S; Takagi, S; Takahashi, Y; Takase, Y; Takenaga, H; Takeuchi, N; Tamura, N; Tanaka, K; Tanaka, M; Toi, K; Takahata, K; Tokuzawa, T; Torii, Y; Tsumori, K; Watanabe, F; Watanabe, M; Watanabe, T; Watari, T; Yamada, I; Yamada, S; Yamaguchi, T; Yamamoto, S; Yamazaki, K; Yanagi, N; Yokoyama, M; Yoshida, N; Yoshimura, S; Yoshimura, Y; Yoshinuma, M

FUSION SCIENCE AND TECHNOLOGY   46.0 ( 1.0 )   1.0 - 12.0   2004年7月

RECENT UPGRADE OF ECRH SYSTEM AND RESULTS OF THE HIGH POWER LONG PULSE INJECTION IN THE LHD 国際誌

S. Kubo, T. Shimozuma, Y. Yoshimura, S. Inagaki, T. Notake, H. Idei, K. Ohkubo, R. Kumazawa, Y. Nakamura, K. Saito, T. Seki, T. Mutoh, Y. Takita, S. Kobayashi, S. Ito, Y. Mizuno, F. Gandini, I. Kazanski, A. Kruglov, V. Kurbatov, E. Tai and LHD Experimental group

13th Joint Workshop on Electron Cyclotron Emission and Electron Cyclotron Resonance Heating   2004年5月

Characteristics of transport in electron internal transport barriers and in the vicinity of rational surfaces in the Large Helical Device 査読

K. Ida, S. Inagaki, T. Shimozuma, N. Tamura, H. Funaba, K. Narihara, S. Kubo, S. Murakami, A. Wakasa, M. Yokoyama, Y. Takeiri, K. Y. Watanabe, K. Tanaka, M. Yoshinuma, Y. Liang, N. Ohyabu, T. Akiyama, N. Ashikawa, M. Emoto, T. Fujita, T. Fukuda, P. Goncharov, M. Goto, H. Idei, K. Ikeda, A. Isayama, M. Isobe, O. Kaneko, K. Kawahata, H. Kawazome, T. Kobuchi, A. Komori, R. Kumazawa, S. Masuzaki, T. Minami, J. Miyazawa, T. Morisaki, S. Morita, S. Muto, T. Mutoh, Y. Nagayama, Y. Nakamura, H. Nakanishi, Y. Narushima, K. Nishimura, N. Noda, T. Notake, H. Nozato, S. Ohdachi, Y. Oka, S. Okajima, M. Osakabe, T. Ozaki, B. J. Peterson, A. Sagara, T. Saida, K. Saito, S. Sakakibara, R. Sakamoto, Y. Sakamoto, M. Sasao, K. Sato, M. Sato, T. Seki, M. Shoji, H. Suzuki, N. Takeuchi, K. Toi, T. Tokuzawa, Y. Torii, K. Tsumori, T. Watari, H. Yamada, I. Yamada, S. Yamamoto, T. Yamamoto, Y. Yoshimura, K. Itoh, K. Matsuoka, K. Ohkubo, S. Sudo, T. Uda, K. Yamazaki, O. Motojima

Physics of Plasmas   11 ( 5 PART 2 )   2551 - 2557   2004年5月

Formation conditions for electron internal transport barriers in JT-60U plasmas 査読 国際誌

Fujita, T; Fukuda, T; Sakamoto, Y; Ide, S; Suzuki, T; Takenaga, H; Ida, K; Idei, H; Shimozuma, T; Fujisawa, A; Ohdachi, S; Toi, K

PLASMA PHYSICS AND CONTROLLED FUSION   46.0 ( 10A )   A35 - A43   2004年5月

Comparison of electron internal transport barriers in the large helical device and JT-60U plasmas 査読 国際誌

Ida, K; Fujita, T; Fukuda, T; Sakamoto, Y; Ide, S; Toi, K; Inagaki, S; Shimozuma, T; Kubo, S; Idei, H; Fujisawa, A; Ohdachi, S; Yoshinuma, M; Funaba, H; Narihara, K; Murakami, S; Wakasa, A; Yokoyama, M; Takeiri, Y; Watanabe, KY; Tanaka, K; Liang, Y; Ohyabu, N

PLASMA PHYSICS AND CONTROLLED FUSION   46.0 ( 5A )   A45 - A50   2004年5月

Characteristics of transport in electron internal transport barriers and in the vicinity of rational surfaces in the Large Helical Device 査読 国際誌

Ida, K; Inagaki, S; Shimozuma, T; Tamura, N; Funaba, H; Narihara, K; Kubo, S; Murakami, S; Wakasa, A; Yokoyama, M; Takeiri, Y; Watanabe, KY; Tanaka, K; Yoshinuma, M; Liang, Y; Ohyabu, N; Akiyama, T; Ashikawa, N; Emoto, M; Fujita, T; Fukuda, T; Goncharov, P; Goto, M; Idei, H; Ikeda, K; Isayama, A; Isobe, M; Kaneko, O; Kawahata, K; Kawazome, H; Kobuchi, T; Komori, A; Kumazawa, R; Masuzaki, S; Minami, T; Miyazawa, J; Morisaki, T; Morita, S; Muto, S; Mutoh, T; Nagayama, Y; Nakamura, Y; Nakanishi, H; Narushima, Y; Nishimura, K; Noda, N; Notake, T; Nozato, H; Ohdachi, S; Oka, Y; Okajima, S; Osakabe, M; Ozaki, T; Peterson, BJ; Sagara, A; Saida, T; Saito, K; Sakakibara, S; Sakamoto, R; Sakamoto, Y; Sasao, M; Sato, K; Sato, M; Seki, T; Shoji, M; Suzuki, H; Takeuchi, N; Toi, K; Tokuzawa, T; Torii, Y; Tsumori, K; Watari, T; Yamada, H; Yamada, I; Yamamoto, S; Yamamoto, T; Yoshimura, Y; Itoh, K; Matsuoka, K; Ohkubo, K; Sudo, S; Uda, T; Yamazaki, K; Motojima, O

PHYSICS OF PLASMAS   11.0 ( 5.0 )   2551.0 - 2557.0   2004年5月

Remote steering antenna system on the TRIAM-1M tokamak 国際誌

Idei, H; Hanada, K; Ohkubo, K; Hasegawa, M; Notake, T; Kubo, S; Shimozuma, T; Ito, S; Sato, KN; Zushi, H; Nakamura, K; Sakamoto, M; Iyomasa, A; Kawasaki, S; Nakashima, H; Higashijima, A; Nishi, S

CONFERENCE DIGEST OF THE 2004 JOINT 29TH INTERNATIONAL CONFERENCE ON INFRARED AND MILLIMETER WAVES AND 12TH INTERNATIONAL CONFERENCE ON TERAHERTZ ELECTRONICS   0.0 ( 0.0 )   725.0 - 726.0   2004年4月

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

K Toi, S Ohdachi, S Yamamoto, N Nakajima, S Sakakibara, KY Watanabe, S Inagaki, Y Nagayama, Y Narushima, H Yamada, K Narihara, S Morita, T Akiyama, N Ashikawa, X Ding, M Emoto, H Funaba, M Goto, K Ida, H Idei, T Ido, K Ikeda, S Imagawa, M Isobe, K Itoh, O Kaneko, K Kawahata, T Kobuchi, A Komori, S Kubo, R Kumazawa, J Li, Y Liang, S Masuzaki, T Mito, J Miyazawa, T Morisaki, S Murakami, S Muto, T Mutoh, K Nagaoka, Y Nakamura, H Nakanishi, K Nishimura, A Nishizawa, N Noda, T Notake, K Ohkubo, I Ohtake, N Ohyabu, Y Oka, S Okamura, T Ozaki, BJ Peterson, A Sagara, T Saida, K Saito, R Sakamoto, M Sasao, K Sato, M Sato, T Satow, T Seki, T Shimozuma, M Shoji, S Sudo, MY Tanaka, N Tamura, K Tanaka, K Tsumori, T Uda, T Watari, A Weller, Y Xu, I Yamada, M Yokoyama, S Yoshimura, Y Yoshimura, K Yamazaki, K Matsuoka, O Motojima, Y Hamada, M Fujiwara

NUCLEAR FUSION   2004年2月

Radial electric field and transport near the rational surface and the magnetic island in LHD 査読

K. Ida, S. Inagaki, N. Tamura, T. Morisaki, N. Ohyabu., K. Khlopenkov, S. Sudo, K. Watanabe, M. Yokoyama, T. Shimozuma, Y. Takeiri, K. Itoh, M. Yoshinuma, Y. Liang, K. Narihara, K. Tanaka, Y. Nagayama, T. Tokuzawa, K. Kawahata, H. Suzuki, A. Komori, T. Akiyama, N. Ashikawa, M. Emoto, H. Funaba, P. Goncharov, M. Goto, H. Idei, K. Ikeda, M. Isobe, O. Kaneko, H. Kawazome, T. Kobuchi, A. Kostrioukov, S. Kubo, R. Kumazawa, S. Masuzaki, T. Minami, J. Miyazawa, S. Morita, S. Murakami, S. Muto, T. Mutoh, Y. Nakamura, H. Nakanishi, Y. Narushima, K. Nishimura, N. Noda, T. Notake, H. Nozato, S. Ohdachi, Y. Oka, M. Osakabe, T. Ozaki, B. J. Peterson, A. Sagara, T. Saida, K. Saito, S. Sakakibara, R. Sakamoto, M. Sasao, K. Sato, M. Sato, T. Seki, M. Shoji, N. Takeuchi, K. Toi, Y. Torii, K. Tsumori, T. Watari, Y. Xu, H. Yamada, I. Yamada, S. Yamamoto, T. Yamamoto, Y. Yoshimura, I. Ohtake, K. Ohkubo, T. Mito, T. Satow, T. Uda, K. Yamazaki, K. Matsuoka, O. Motojima, M. Fujiwara

Nuclear Fusion   44 ( 2 )   290 - 295   2004年2月

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

K. Toi, S. Ohdachi, S. Yamamoto, N. Nakajima, S. Sakakibara, K. Y. Watanabe, Inagaki Shigeru, Y. Nagayama, Y. Narushima, H. Yamada, K. Narihara, S. Morita, T. Akiyama, N. Ashikawa, X. Ding, M. Emoto, H. Funaba, M. Goto, K. Ida, Hiroshi Idei, T. Ido, K. Ikeda, S. Imagawa, M. Isobe, K. Itoh, O. Kaneko, K. Kawahata, T. Kobuchi, A. Komori, S. Kubo, R. Kumazawa, J. Li, Y. Liang, S. Masuzaki, T. Mito, J. Miyazawa, T. Morisaki, S. Murakami, S. Muto, T. Mutoh, K. Nagaoka, Y. Nakamura, H. Nakanishi, K. Nishimura, A. Nishizawa, N. Noda, T. Notake, K. Ohkubo, I. Ohtake, N. Ohyabu, Y. Oka, S. Okamura, T. Ozaki, B. J. Peterson, A. Sagara, T. Saida, K. Saito, R. Sakamoto, M. Sasao, K. Sato, M. Sato, T. Satow, T. Seki, T. Shimozuma, M. Shoji, S. Sudo, M. Y. Tanaka, N. Tamura, K. Tanaka, K. Tsumori, T. Uda, T. Watari, A. Weller, Y. Xu, I. Yamada, M. Yokoyama, S. Yoshimura, Y. Yoshimura, K. Yamazaki, K. Matsuoka, O. Motojima, Y. Hamada, M. Fujiwara

Nuclear Fusion   44 ( 2 )   217 - 225   2004年2月

Radial electric field and transport near the rational surface and the magnetic island in LHD 査読 国際誌

Katsumi Ida, S Inagaki, N Tamura, T Morisaki, N Ohyabu, K Khlopenkov, S Sudo, K Watanabe, M Yokoyama, T Shimozuma, Y Takeiri, K Itoh, M Yoshinuma, Y Liang, K Narihara, K Tanaka, Y Nagayama, T Tokuzawa, K Kawahata, H Suzuki, A Komori, T Akiyama, N Ashikawa, M Emoto, H Funaba, P Goncharov, M Goto, H Idei, K Ikeda, M Isobe, O Kaneko, H Kawazome, T Kobuchi, A Kostrioukov, S Kubo, R Kumazawa, S Masuzaki, T Minami, J Miyazawa, S Morita, S Murakami, S Muto, T Mutoh, Y Nakamura, H Nakanishi, Y Narushima, K Nishimura, N Noda, T Notake, H Nozato, S Ohdachi, Y Oka, M Osakabe, T Ozaki, BJ Peterson, A Sagara, T Saida, K Saito, S Sakakibara, R Sakamoto, M Sasao, K Sato, M Sato, T Seki, M Shoji, N Takeuchi, K Toi, Y Torii, K Tsumori, T Watari, Y Xu, H Yamada, I Yamada, S Yamamoto, T Yamamoto, Y Yoshimura, I Ohtake, K Ohkubo, T Mito, T Satow, T Uda, K Yamazaki, K Matsuoka, O Motojima, M Fujiwara

NUCLEAR FUSION   2004年2月

Long-pulse operation and high-energy particle confinement study in ICRF heating of LHD 査読 国際誌

Takashi Mutoh, Ryuhei Kumazawa, Tetsuo Seki, Kenji Saito, Tetsuo Watari, Yuki Torii, Norio Takeuchi, Fujio Shimpo, Goro Nomura, Mitsuhiro Yokota, Tsuguhiro Watanabe, Masaki Osakabe, Mamiko Sasao, Sadayoshi Murakami, Tomoya Saida, Hiroyuki Okada, Yuichi Takase, Atsushi Fukuyama, Naoko Ashikawa, Masahiko Emoto, Hisamichi Funaba, Pavel R Goncharov, Motoshi Goto, Yasuji Hamada, Katsumi Ida, Hiroshi Idei, Katsunori Ikeda, Shinsaku Imagawa, Shigeru Inagaki, Mitsutaka Isobe, Takashi Kobuchi, Shin Kubo, Suguru Masuzaki, Keisuke Matsuoka, Takashi Minami, Toshiyuki Mito, Jyunichi Miyazawa, Tomohiro Morisaki, Shigeru Morita, Sadatsugu Muto, Yoshio Nagayama, Yukio Nakamura, Hideya Nakanishi, Kazumichi Narihara, Yoshiro Narushima, Kiyohiko Nishimura, Nobuaki Noda, Takashi Notake, Satoshi Ohdachi, Yoshihide Oka, Tetsuo Ozaki, Byron J Peterson, Akio Sagara, Satoru Sakakibara, Ryuichi Sakamoto, Kuninori Sato, Motoyasu Sato, Takashi Shimozuma, Mamoru Shoji, Hajime Suzuki

Fusion science and technology   46.0 ( 1.0 )   175.0 - 183.0   2004年1月

Review on the progress of the LHD experiment 査読

O. Motojima, H. Yamada, A. Komori, K. Y. Watanabe, T. Mutoh, Y. Takeiri, K. Ida, T. Akiyama, N. Asakura, N. Ashikawa, H. Chikaraishi, W. A. Cooper, M. Emoto, T. Fujita, M. Fujiwara, H. Funaba, P. Goncharov, M. Goto, Y. Hamada, S. Higashijima, T. Hino, M. Hoshino, M. Ichimura, Hiroshi Idei, T. Ido, K. Ikeda, S. Imagawa, Inagaki Shigeru, A. Isayama, M. Isobe, T. Itoh, K. Itoh, S. Kado, D. Kalinina, T. Kaneba, O. Kaneko, D. Kato, T. Kato, K. Kawahata, H. Kawashima, H. Kawazome, T. Kobuchi, K. Kondo, S. Kubo, R. Kumazawa, J. F. Lyon, R. Maekawa, A. Mase, S. Masuzaki, T. Mito, K. Matsuoka, Y. Miura, J. Miyazawa, R. More, T. Morisaki, S. Morita, I. Murakami, S. Murakami, S. Mutoh, K. Nagaoka, K. Nagasaki, Y. Nagayama, Y. Nakamura, H. Nakanishi, K. Narihara, Y. Narushima, H. Nishimura, K. Nishimura, M. Nishiura, A. Nishizawa, N. Noda, T. Notake, H. Nozato, S. Ohdachi, K. Ohkubo, N. Ohyabu, N. Oyama, Y. Oka, H. Okada, M. Osakabe, T. Ozaki, B. J. Peterson, A. Sagara, T. Saida, K. Saito, S. Sakakibara, M. Sakamoto, R. Sakamoto, M. Sasao, R. Sato, T. Seki, T. Shimozuma, M. Shoji, S. Sudo, S. Takagi, Y. Takahashi, Y. Takase, H. Takenaga, N. Takeuchi

Fusion Science and Technology   46 ( 1 )   1 - 12   2004年1月

Long-pulse operation and high-energy particle confinement study in ICRF heating of LHD 査読

Takashi Mutoh, Ryuhei Kumazawa, Tetsuo Seki, Kenji Saito, Tetsuo Watari, Yuki Torii, Norio Takeuchi, Fujio Shimpo, Goro Nomura, Mitsuhiro Yokota, Tsuguhiro Watanabe, Masaki Osakabe, Mamiko Sasao, Sadayoshi Murakami, Tomoya Saida, Hiroyuki Okada, Yuichi Takase, Atsushi Fukuyama, Naoko Ashikawa, Masahiko Emoto, Hisamichi Funaba, Pavel R. Goncharov, Motoshi Goto, Yasuji Hamada, Katsumi Ida, Hiroshi Idei, Katsunori Ikeda, Shinsaku Imagawa, Inagaki Shigeru, Mitsutaka Isobe, Takashi Kobuchi, Shin Kubo, Suguru Masuzaki, Keisuke Matsuoka, Takashi Minami, Toshiyuki Mito, Jyunichi Miyazawa, Tomohiro Morisaki, Shigeru Morita, Sadatsugu Muto, Yoshio Nagayama, Yukio Nakamura, Hideya Nakanishi, Kazumichi Narihara, Yoshiro Narushima, Kiyohiko Nishimura, Nobuaki Noda, Takashi Notake, Satoshi Ohdachi, Yoshihide Oka, Tetsuo Ozaki, Byron J. Peterson, Akio Sagara, Satoru Sakakibara, Ryuichi Sakamoto, Kuninori Sato, Motoyasu Sato, Takashi Shimozuma, Mamoru Shoji, Hajime Suzuki, Yasuhiko Takeiri, Naoki Tamura, Kenji Tanaka, Kazuo Toi, Tokihiko Tokuzawa, Katsuyoshi Tsumori, Kiyomasa Watanabe, Hiroshi Yamada, Ichihiro Yamada, Kozo Yamazaki, Masayuki Yokoyama, Yasuo Yoshimura, Mikiro Yoshinuma, Osamu Kaneko, Kazuo Kawahata, Nobuyoshi Ohyabu, Kunizo Ohkubo, Akio Komori, Shigeru Sudo, Osamu Motojima

Fusion Science and Technology   46 ( 1 )   175 - 183   2004年1月

Remote Steering Antenna System and Its Application to ECH/ECCD Experiments on the TRIAM-1M tokamak 国際誌