Rchr
J-GLOBAL ID：202201013151650703
Update date: Nov. 19, 2024
SEKI RYOSUKE
セキ リョウスケ | SEKI RYOSUKE
Affiliation and department：
Research field (1)：
Nuclear fusion
Research theme for competitive and other funds (5)：
- 2023 - 2026 Breakthrough of turbulent transport mechanism of self-burning plasma by high energy ion and tubulence analysis
- 2019 - 2024 Development of advanced millimeter wave diagnostic system for high energy ions in fusion plasmas and control for self-burning plasmas
- 2020 - 2023 Experiment study of Interchange MHD instability under the anisotropic pressure distribution
- 2015 - 2019 Kinetic effects of multiple particle species on fast ion driven instabilities
- 2006 - 2009 Effects of beam pressure on the MHD equilibria and stabilities in high beta helical plasmas
Papers (132)：
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R. Seki, Y. Todo, Y. Suzuki, D. A. Spong, K. Ogawa, M. Isobe, M. Osakabe. Orbit-following simulations of fast-ion transport and losses due to the Alfvén eigenmode burst in the Large Helical Device. Physics of Plasmas. 2024
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Yu.V. Kovtun, S. Kamio, V.E. Moiseenko, H. Kasahara, T. Seki, K. Saito, R. Seki, S. Masuzaki, S. Brezinsek, A. Dinklage. First experiments on RF plasma production at relatively low magnetic fields in the LHD. Nuclear Fusion. 2024
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K. Ogawa, M. Isobe, S. Sangaroon, L.Y. Liao, G.Q. Zhong, R. Seki, H. Nuga, M. Osakabe. Observation of energetic ion anisotropy using neutron diagnostics in the Large Helical Device. Nuclear Fusion. 2024
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T. Kinoshita, K. Tanaka, A. Ishizawa, H. Sakai, M. Nunami, Y. Ohtani, H. Yamada, M. Sato, M. Nakata, T. Tokuzawa, et al. Turbulence Transition in Magnetically Confined Hydrogen and Deuterium Plasmas. Physical Review Letters. 2024. 132. 23
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H. Nuga, R. Seki, K. Ogawa, H. Yamaguchi, S. Kamio, Y. Fujiwara, Y. Kawamoto, M. Yoshinuma, T. Kobayashi, Y. Takemura, et al. Degradation of fast-ion confinement depending on the neutral beam power in MHD quiescent LHD plasmas. Nuclear Fusion. 2024
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MISC (8)：
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C. Wang, S. Kobayashi, K. Nagasaki, D. Qiu, M. Luo, P. Zhang, K. Y. Watanabe, R. Seki, A. Miyashita, Y. Kondo, et al. Improvement of core heat transport in NBI plasmas of heliotron J using high-intensity gas puffing. Plasma Physics and Controlled Fusion. 2024. 66. 2
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M. Emoto, C. Suzuki, M. Yokoyama, M. Yokoyama, M. Yoshinuma, R. Seki, K. Ida, K. Ida. Improvement of Automatic Physics Data Analysis Environment for the LHD Experiment. Fusion Science and Technology. 2018. 1-6
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H. Yamada, K. Tanaka, T. Tokuzawa, R. Seki, C. Suzuki, K. Ida, M. Yokoyama, M. Yoshinuma, K. Fujii, S. Murakami. Characterization of isotope effect on confinement of NBI-heated plasmas on LHD. 45th EPS Conference on Plasma Physics, EPS 2018. 2018. 2018-July. 429-432
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N. A. Pablant, S. Satake, M. Yokoyama, D. A. Gates, M. Bitter, N. Bertelli, L. Delgado-Aparicio, A. Dinklage, M. Goto, K. W. Hill, et al. Investigation of ion and electron heat transport of high-T-e ECH heated discharges in the large helical device. PLASMA PHYSICS AND CONTROLLED FUSION. 2016. 58. 4
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T. Ii Tsujimura, S. Kubo, H. Takahashi, R. Makino, R. Seki, Y. Yoshimura, H. Igami, T. Shimozuma, K. Ida, C. Suzuki, et al. Development and application of a ray-tracing code integrating with 3D equilibrium mapping in LHD ECH experiments. NUCLEAR FUSION. 2015. 55. 12
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Education (3)：
- 2007 - 2009 Hokkaido University Graduate School of Engineering Division of Quantum Science and Engineering
- 2005 - 2007 Hokkaido University Graduate School of Engineering Division of Quantum Science and Engineering
- 2001 - 2005 Hokkaido University School of Engineering Department of Nuclear Engineering
Work history (3)：
- 2023/04 - 現在 National Institute for Fusion Science
- 2011/03 - 2023/03 National Institute for Fusion Science Department of Helical Plasma Research Plasma Heating Physics Research Division
- 2009/04 - 2011/02 National Institute for Fusion Science Department of Helical Plasma Research Plasma Heating Physics Research Division
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