Yamasaki Kotaro

ヤマサキコウタロウ | Yamasaki Kotaro

Affiliation and department：

Research field (1)： Nuclear fusion

Research keywords (9)： Thomson scattering measurement , cascade arc discharge , spherical tokamak , tokamak , magnetic reconnection , turbulence , tomography , nuclear fusion , plasma physics

Research theme for competitive and other funds (14)：

2024 - 2027 中性粒子温度密度分布計測手法を確立し周辺プラズマの特性を理解する
2023 - 2025 プラズマウィンドウを用いた大気中での電子ビーム溶接の実現
2023 - 2024 トモグラフィ計測を用いた磁化プラズマ乱流の同定および競合状態の観測
2023 - 2024 Observation of the electron current density profile using the triple grating spectrometer
2020 - 2024 磁力線方向流れがもたらす磁化プラズマ乱流構造形成を3次元非接触計測で解き明かす

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Papers (62)：

Taiki Kobayashi, Akihide Fujisawa, Yoshihiko Nagashima, Chanho Moon, Kotaro Yamasaki, Daiki Nishimura, Sigeru Inagaki, Akihiro Shimizu, Tokihiko Tokuzawa, Takeshi Ido. Identification of nonlinear effects of background asymmetry on solitary oscillations in a cylindrical plasma. Scientific Reports. 2024
Daiki NISHIMURA, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Chanho MOON, Kotaro YAMASAKI, Takashi NISHIZAWA, Taiki KOBAYASHI, Tatsuya KOBAYASHI, Akihiro SHIMIZU, Tokihiko TOKUZAWA. Velocity Field Estimation using Tomography in a Cylindrical Plasma. Plasma and Fusion Research. 2024. 19. 1201005-1201005
K. Yamasaki, K. Okuda, J. Kono, A. Saito, D. Mori, R. Suzuki, Y. Kambara, R. Hamada, S. Namba, K. Tomita, et al. Development of the Thomson scattering measurement system for cascade arc device with indirectly heated hollow cathode. Journal of Instrumentation. 2023. 18. 11
D. Nishimura, A. Fujisawa, K. Yamasaki, Y. Nagashima, C. Moon, T. Nishizawa, T.-K. Kobayashi, T. Kobayashi, A. Shimizu, T. Tokuzawa, et al. Rotational movement analysis based on Fourier-rectangular function transform for cylindrical plasma. Journal of Applied Physics. 2023. 134. 11
K. Yamasaki, M. Sumino, Y. Sunada, O. Yanagi, K. Okuda, J. Kono, A. Saito, D. Mori, K. Tomita, Y. Pan, et al. Development of a large-bore plasma window with an indirectly heated hollow cathode. Journal of Applied Physics. 2023. 134. 9

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MISC (7)：

Kamio Shuji, Watanabe Takenori G., Yamasaki Kotaro, Takemura Koichiro, Itagaki Hirotomo, Cao Qinghong, Wang Anqi, Yamada Takuma, Inomoto Michiaki, Takase Yuichi, et al. 26pEA-6 Studies of Magnetic Reconnection in the Presence of Strong Guide Field by Multi-channel Spectroscopic Measurement. Meeting abstracts of the Physical Society of Japan. 2013. 68. 1. 264-264
Inomoto M., Kamio S., Kuwahata A., Watanabe T. G., Ito T., Kadowaki K., Takemura K., Yamasaki K., Yamada T., Ono Y. 26pEA-3 Non-steady and Fast Magnetic Reconnection in Laboratory Experiment. Meeting abstracts of the Physical Society of Japan. 2013. 68. 1. 263-263
KAMIO Shuji, TAKEMURA Koichiro, INOMOTO Michiaki, YAMADA Takuma, WATANEBE Takenori G., YAMASAKI Kotaro, ONO Yasushi. Ion acceleration and heating in magnetic reconnection with guide field. 2013. 2013. 10. 65-68
ISHIGUCHI Koji, YAMADA Takuma, KAMIO Shuji, WATANABE Takenori G, CAO Qinghong, YAMASAKI Kotaro, TAKEMURA Koichiro, ITAGAKI Hirotomo, INOMOTO Michiaki, ONO Yasushi. Development Two-Dimensional X-ray Diagnostics for High Energy Non-Thermal Plasma Particles. 2013. 2013. 10. 91-96
神尾修治, 竹村剛一良, CAO Qinghong, 板垣宏知, 渡辺岳典, 山崎広太郎, 石口孝治, 今澤良太, 山田琢磨, 井通暁, et al. 外部磁場コイルを用いたST生成・加熱のイオン温度計測. 核融合エネルギー連合講演会(CD-ROM). 2012. 9th

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Lectures and oral presentations (30)：

Impact of the radiative trapping on the helium line intensity ratio method
(26th International Conference on Spectral Line Shapes 2024)
ホローカソードを用いた大口径プラズマウィンドウの開発
(第40回プラズマ・核融合学会年会 2023)
Development of large channel diameter plasma window using indirectly heated hollow cathode
(AAPPS-DPP2023 2023)
Basis function analysis technique for the two-dimensional structure of fluctuation in magnetized plasma
(Global Plasma Forum in AOMORI 2023)
Development of the Thomson scattering measurement system for cascade arc device with indirectly heated hollow cathode
(20th International Symposium on Laser-Aided Plasma Diagnostics 2023)

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Education (3)：

2013 - 2016 The University of Tokyo Graduate School for Engineering Department of Electrical Engineering and Information Systems
2011 - 2013 The University of Tokyo Graduate School for Frontier Sciences Department of Advanced Energy
2007 - 2011 Kyoto University Faculty of Engineering

Professional career (1)：

博士(工学) (東京大学)

Work history (2)：

2020/12 - 現在広島大学大学院先進理工系科学研究科機械工学プログラム助教
2016/04 - 2020/11 Kyushu University Research Institute for Applied Mechanics Research Fellow

Awards (4)：

2023/12 - The JCREN comittee best presentation award Development of large channel diameter plasma window for quantum beam application
2019/10 - National Institutes for Quantum Radiological Science and Technology JT-60 collaboration research award
2014/12 - A3 Foresight Workshop Student Presentation Award
2014/11 - The Japan Society of Plasma Science and Nuclear Fusion Research Young Researcher's award

Association Membership(s) (2)：

THE PHYSICAL SOCIETY OF JAPAN , The Japan Society of Plasma Science and Nuclear Fusion Research

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