Zobrazeno 1 - 10
of 103
pro vyhledávání: '"S. Takeji"'
Akademický článek
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Akademický článek
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Autor:
Y. Kudo, Kunihiro Matsui, Takashi Kato, T. Ando, Y. Miyo, Yoshihiko Nunoya, S. Sakurai, Norikiyo Koizumi, K. Kizu, S. Takeji, Takaaki Isono, K. Urata, Kei Masaki, H. Ichige, S. Ishida, G. Kurita, Makoto Matsukawa, Y.M. Miura, K. Takenaga, K. Kawano, Kenji Tobita, K. Satoh, A. Kaminaga, T. Sasajima, K. Tsuchiya, Katsuhiro Shimizu, Hiroshi Tamai, Akira Sakasai, K. Hamada, Mitsuru Kikuchi, N. Akino, Takashi Arai, Koichiro Ezato, A. Morioka, Hideo Nakajima, N. Miya, M. Taniguchi, J. Yagyu, A. Oikawa, Kiyoshi Okuno
Publikováno v:
Nuclear Fusion. 44:329-334
Modification of JT-60 as a full superconducting tokamak (JT-60SC) is planned. The objectives of the JT-60SC programme are to establish scientific and technological bases for steady-state operation of high performance plasmas and utilization of reduce
Autor:
Yutaka Kamada, Nobuyuki Asakura, S. Takeji, Hidenobu Takenaga, Y.M. Miura, K. Shinohara, A. V. Chankin, Naoyuki Oyama, T. Oikawa
Publikováno v:
Nuclear Fusion. 43:1250-1257
The edge plasma density at the high-field side (HFS) and low-field side (LFS) was measured using a FIR interferometer and an O-mode reflectometer simultaneously in order to study the asymmetry of collapse of the density pedestal by type I ELM. From f
Autor:
Y. M. Miura, K. Abe, Kiyoshi Yoshikawa, Makoto Matsukawa, Kunihiko Okano, Yoshihiko Uesugi, M Shimizu, Takaaki Fujita, M. Kuriyama, N. Hosogane, M. Shimada, S. Ishida, Hirotaka Kubo, T. Mizuuchi, S. Takeji, K. Yamaguchi, Yasuyuki Yagi, Ryuichi Shimada, S.-I. Itoh, Tomoaki Hino, Mikio Saigusa, Toshiyuki Takagi, H. Ninomiya, Kiyoshi Yatsu, M. Kikuchi, Akira Kohyama, Mizuki Sakamoto, Masahiro Wakatani, N. Miya, Seiichi Goto, Yoshio Ueda, Shunji Tsuji-Iio, Teruji Cho, Yuichi Ogawa, Kenkichi Ushigusa, Yuichi Takase, T. Yamamoto, Kazuo Toi, A. Kitsunezaki, T. Fujii, T. Ozeki, Makoto Ichimura, Akiyoshi Hatayama, Y. Murakami, Kazunobu Nagasaki, Makoto Katsurai, M. Satoh, Akira Ando, Yutaka Kamada, Tetsuo Tanabe, Hiroshi Horiike, M. Matsuoka, Akira Sakasai, Y. Miura, Kazuaki Hanada, Nobuhiro Nishino
Publikováno v:
Nuclear Fusion. 43:606-613
A fully superconducting tokamak named JT-60SC is designed for the modification programme of JT-60 to enhance economical and environmental attractiveness in tokamak fusion reactors. JT-60SC aims at realizing high-β steady-state operation in the use o
Autor:
Y.M. Miura, Yutaka Kamada, A.V. Chankin, Hidenobu Takenaga, S. Takeji, Akihiko Isayama, T. Fukuda, Nobuyuki Asakura, K. Itami, Naoyuki Oyama, Tomohide Nakano, Hirotaka Kubo
Publikováno v:
Journal of Nuclear Materials. :828-833
In JT-60U, extensive plasma–neutral interaction during type I edge localized modes (ELMs) leads to a transient increase in the edge plasma density, seen as spikes of a few ms duration on the inner vertical interferometer channel (FIR1). The spikes
Autor:
T. Fukuda, Takeo Nishitani, Yutaka Kamada, Y. Kawamata, Hidenobu Takenaga, K. Kurihara, T. Oikawa, Hiroshi Tamai, Yuzuru Neyatani, Akihiko Isayama, Yasunori Kawano, Yukitoshi Miura, Takaaki Fujita, T. Ozeki, Yoshiteru Sakamoto, S. Takeji, Shunsuke Ide, S. Sakata, Shigeru Konoshima, Y. Koide, Akira Nagashima
Publikováno v:
Scopus-Elsevier
The significance of real-time feedback control is emphasized in this paper as an indispensable method to improve and sustain the improved plasma characteristics in JT-60U high fusion performance discharges as well as to operate the fusion reactor und
Autor:
N. Hayashi, Ryuji Yoshino, G. Kurita, T. Matsumoto, Yutaka Kamada, Y. Ishii, T. Oikawa, T. Ozeki, Tomonori Takizuka, S. Takeji, Takaaki Fujita, Shinji Tokuda, T. Tuda, S. Ishida, Yuzuru Neyatani, Akihiko Isayama
Publikováno v:
Fusion Science and Technology. 42:278-297
Progress in the understanding of magnetohydrodynamic (MHD) stability is summarized on JT-60U tokamak discharges with improved confinement such as the (hot-ion) H-mode, high-βp mode, high-βp H-mode,...
Autor:
T. Hatae, Masayasu Sato, O. Naito, Akira Sakasai, Kenji Tobita, Hiroshi Tamai, Nobuyuki Asakura, Yukitoshi Miura, H. Urano, Haruyuki Kimura, Hiromasa Ninomiya, S. Higashijima, Tsuyoshi Imai, Shigeru Konoshima, T. Oikawa, Takashi Kondoh, R. Yoshino, Tatsuo Sugie, M. Mori, Y. Koide, Y. Kusama, Yutaka Kamada, Yuzuru Neyatani, Haruto Nakamura, Katsuhiro Shimizu, S. Takeji, Hidenobu Takenaga, Masayuki Nagami, Hirotaka Kubo, N. Hosogane, K. Tsuchiya, Hiroshi Shirai, Tomonori Takizuka, Toshio Hirayama, M. Kikuchi, T. Suzuki, T. Ozeki, Yujiro Ikeda, Yasunori Kawano, Tomohide Nakano, Yoshiteru Sakamoto, S. Ishida, Akihiko Isayama, T. Fujii, Shinji Sakurai, K. Itami, Kenkichi Ushigusa, Shunsuke Ide, Naoyuki Oyama, Takaaki Fujita, M. Shimada, T. Fukuda
Publikováno v:
Fusion Science and Technology. 42:185-254
Fusion plasma performance and confinement studies on JT-60 and JT-60U are reviewed. With the main aim of providing a physics basis for ITER and the steady-state tokamak reactors, JT-60/JT-60U has b...
Autor:
S. Takeji, Y.M. Miura, Nobuyuki Asakura, Akihiko Isayama, Naoyuki Oyama, T. Fukuda, Hidenobu Takenaga, Yutaka Kamada, A. V. Chankin
Publikováno v:
Nuclear Fusion. 42:733-742
Simultaneous fast measurements of electron density and temperature, Dα emission and Mirnov probe fluctuations in JT-60U during type I ELMs have been performed. Density fluctuations, measured with two vertical chords of the far infrared interferomete