KAWACHI Yuichi

カワチユウイチ | KAWACHI Yuichi

Affiliation and department：
Job title： Assistant professor

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

Research keywords (4)：プラズマ乱流 , プラズマ科学 , プラズマ応用 , 核融合プラズマ

Research theme for competitive and other funds (2)：

2023 - 2027 部分磁化プラズマ状態における乱流素過程の実験的解明
2020 - 2022 Development of evaluation methods for ion/electron temperature fluctuation and fluctuation-driven heat flux in plasma

Papers (28)：

Yuichi Kawachi, Makoto Sasaki, Takashi Nishizawa, Yusuke Kosuga, Kenichiro Terasaka, Shigeru Inagaki, Takuma Yamada, Naohiro Kasuya, Chanho Moon, Yoshihiko Nagashima, et al. Mass dependency of high-wavenumber turbulence in a linear partially magnetized plasma. Physics of Plasmas. 2024
Takashi Nishizawa, S Tokuda, Tatsuya Kobayashi, K Tanaka, H Funaba, I Yamada, Yuki Takemura, T Tokuzawa, R Yasuhara, H Uehara, et al. Estimation of plasma parameter profiles and their derivatives from linear observations by using Gaussian processes. Plasma Physics and Controlled Fusion. 2023
Yuki Jajima, Makoto Sasaki, Ryohtaroh T Ishikawa, Motoki Nakata, Tatsuya Kobayashi, Yuichi Kawachi, Hiroyuki Arakawa. Estimation of 2D profile dynamics of electrostatic potential fluctuations using multi-scale deep learning. Plasma Physics and Controlled Fusion. 2023
Y. Kawachi, K. Ogawa, M. Osakabe, Y. Kawamoto, M. Isobe, K. Ida. Fast-sampling fast-ion D-alpha measurement using multi-anode photomultiplier tube in large helical device. Review of Scientific Instruments. 2023
Yuichi Kawachi, Makoto Sasaki, Takashi Nishizawa, Yusuke Kosuga, Kenichiro Terasaka, Shigeru Inagaki, Takuma Yamada, Naohiro Kasuya, Chanho Moon, Yoshihiko Nagashima, et al. Transition between continuous and discrete spectra of high-wavenumber turbulence in neutral gas pressure scan experiments on a linear magnetized plasma. Plasma Physics and Controlled Fusion. 2023. 65. 11. 115001-115001

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MISC (22)：

古田原拓実, 佐々木真, 河内裕一, 麝嶋祐樹, 小林達哉, 山田琢磨, 山田琢磨, 荒川弘之, 藤澤彰英, 藤澤彰英. Analysis of dynamical turbulence phenomena using multi field SVD. 日本物理学会講演概要集(CD-ROM). 2023. 78. 2
麝嶋祐樹, 佐々木真, 石川遼太郎, 仲田資季, 仲田資季, 小林達哉, 河内裕一, 荒川弘之. Spatial structure estimation of electrostatic potential fluctuations in heterogeneous turbulent mixtures using deep learning. 日本物理学会講演概要集(CD-ROM). 2023. 78. 2
古田原拓実, 佐々木真, 河内裕一, 麝嶋祐樹, 小林達哉, 小林達哉, 小菅佑輔, 小菅佑輔, 彌冨豪, 仲田資季, et al. Analysis of limit cycle phenomena in Kelvin-Helmholtz turbulence using by multi-field SVD. プラズマ・核融合学会年会(Web). 2023. 40th
徳田悟, 河内裕一, 佐々木真, 荒川弘之, 山崎広太郎, 寺坂健一郎, 稲垣滋. Bayesian model selection of ion velocity distribution function in magnetized plasmas. 日本物理学会講演概要集(CD-ROM). 2022. 77. 1
永島芳彦, 永島芳彦, 藤澤彰英, 藤澤彰英, 山崎広太郎, 稲垣滋, MOON Changho, MOON Changho, 金史良, 河内裕一, et al. Normalized Electron Temperature and Density Fluctuations measured with Two-wavelength Emission Intensity Tomography. プラズマ・核融合学会年会(Web). 2022. 39th

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Lectures and oral presentations (6)：

Characteristics of high-wavenumber turbulence in a partially magnetized plasma
(2024)
Observation of spatiotemporal dynamics of high wavenumber turbulence in a linear magnetized plasma
(7th Asia-Pacific Conference on Plasma Physics 2023)
Applications of conditional sampling technique to time series of experimental plasma data
(2023)
直線磁化プラズマにおける高波数乱流の連続・離散スペクトル間遷移
(日本物理学会第78回年次大会 2023)
実験室プラズマにおける高波数乱流の時空間ダイナミクスの観測
(日本物理学会第77回年次大会 2022)

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Education (1)：

Work history (5)：

2024/04 - 現在 National Institute for Fusion Science
2024/04 - 現在 Nagoya University Graduate School of Engineering Applied Energy Assistant professor
2023/04 - 2024/03 Kyoto Institute of Technology Department of Electronics Assistant professor
2022/04 - 2023/03 National Institute for Fusion Science
2020/04 - 2022/03 日本学術振興会特別研究員 (DC2)

Committee career (1)：

Awards (4)：

Association Membership(s) (2)：

日本物理学会 , プラズマ・核融合学会

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