Sanpei Akio

サンペイアキオ | Sanpei Akio

Affiliation and department：
Job title： Associate Professor

Research field (3)： Applied plasma science , Nuclear fusion , Basic plasma science

Research keywords (2)： Plasma Physics and Technology , Nuclear Fusion Science

Research theme for competitive and other funds (15)：

2021 - 2024 Investigation of two component plasmas frozen into canonical flux tube using BX-U
2021 - 2023 一様エネルギーを持つ化学的活性負イオンによる正確で上質なナノプロセス方式への転換
2020 - 2023 International collaborative experiment to investigate toroidal flowing plasma frozen in canonical flux tube
2018 - 2021 Experimental study of levitating micro-organisms in plasma and its application
2018 - 2021 Investigation of dynamics of two-fluid plasmas with controlled self-potential by use of non-neutral plasmas

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Papers (116)：

Takashi Nishizawa, Satoru Tokuda, Akio Sanpei, Makoto Hasegawa, Kotaro Yamasaki, Akihide Fujisawa. Equilibrium reconstruction of axisymmetric plasmas by combining Gaussian process regression and Markov chain Monte Carlo sampling. Plasma Physics and Controlled Fusion. 2024. 67. 015006
Takeru INOUE, Shinichiro INAGAKI, Akio SANPEI, Haruhiko HIMURA. Power Supply Circuit for Dual Operation in Producing Tokamak and Reversed Field Pinch Plasmas in RELAX. Plasma and Fusion Research. 2024. 19. 1205030
A. Ogawa, Y. Nakajima, A. Sanpei, H. Himura. Controlling the initial separation distance between two electron plasma vortices in a Malmberg-Penning trap. Scientific Reports. 2024. 14. 25990
H. Shirai, K. Takahashi, E. Di Pietro, D. Abate, W. Abdel Maksoud, H. Abe, N. Aiba, T. Abe, M. Akimitsu, J. Ayllon-Guerola, et al. Recent Progress of JT-60SA Project toward Plasma Operation. Nuclear Fusion. 2024. 64. 11. 112008
H. Himura, A. F. Almagri, J. S. Sarff, Y. Ashida, S. Inagaki, H. Fujiwara, T. Inoue, A. Sanpei, J. von der Linden, K. J. McCollam, et al. All-in-one probe for exploring self-organized two-fluid equilibria in toroidal plasmas. Review of Scientific Instruments. 2024. 95. 8. 083537

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MISC (286)：

鞆津匠人, 比村治彦, 神吉隆司, 西尾昴, 堀江凌也, 丹波天晴, 三瓶明希夫. Effect of guiding magnetic field on efficient reactive negative ion production. プラズマ・核融合学会年会(Web). 2023. 40th
西尾昴, 比村治彦, 神吉隆司, 鞆津匠人, 堀江凌也, 丹波天晴, 三瓶明希夫. Separating and extraction of H^- ions from RF plasmas using a compact separator. プラズマ・核融合学会年会(Web). 2023. 40th
堀江凌矢, 鞆津匠人, 西尾昴, 丹波天晴, 比村治彦, 三瓶明希夫, 河内裕一, 神吉隆司. Experimental search for an operation that maximizes the amount of negative ions using laser photodetachment. 応用物理学会秋季学術講演会講演予稿集(CD-ROM). 2023. 84th
丹波天晴, 鞆津匠人, 西尾昴, 堀江凌矢, 比村治彦, 三瓶明希夫, 河内裕一, 神吉隆司. Development of reactive negative ion beam extraction system and flux measurement. 応用物理学会秋季学術講演会講演予稿集(CD-ROM). 2023. 84th
西尾昴, 岡田敏和, 中島雄太郎, 稲垣秦一郎, 比村治彦, 神吉隆司, 三瓶明希夫. Development research of a compact separator to extract only reactive ions from low-temperature plasma. 応用物理学会秋季学術講演会講演予稿集(CD-ROM). 2022. 83rd

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Books (2)：

Progress in Fine Particle Plasmas
IntechOpen 2019 ISBN:9781838804718
Ellipsometry - Principles and Techniques for Materials Characterization
IntechOpen 2017 ISBN:9789535136248

Lectures and oral presentations (152)：

外部制御磁場を用いたRELAXプラズマのプラズマ位置制御システムの検討と初期結果
(第41回プラズマ核融合学会年会 2024)
PE-CVDに用いられる表面波プラズマの生成過程の高速度ø影と解析
(第41回プラズマ核融合学会年会 2024)
トーラスプラズマでの接線X線イメージングにおける異常輝度の出現
(第41回プラズマ核融合学会年会 2024)
ドップラー分光によるRELAXにおけるイオン速度・温度計測
(第41回プラズマ核融合学会年会 2024)
正準ヘリシティの保存性の解明に向けたRELAXにおけるイオン速度場・電場・磁場の同時三次元計測
(第41回プラズマ核融合学会年会 2024)

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Association Membership(s) (5)：

Institute of Electrical and Electronics Engineers , アメリカ物理学会 , 日本応用物理学会 , プラズマ・核融合学会 , 日本物理学会

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