Miyazawa Junichi

ミヤザワジュンイチ | Miyazawa Junichi

Affiliation and department：
Job title： Co-founder, CTO

Research field (5)： Nuclear fusion , Applied physics - general , Basic plasma science , Applied plasma science , Semiconductors, optical and atomic physics

Research keywords (4)：プラズマ物理 , 核融合 , Plasma physics , Nuclear fusion

Research theme for competitive and other funds (13)：

2016 - 2019 Is it possible to apply a liquid metal jet flowing at a velocity similar to a tap water flow as a heat receiving device that can withstand the ultra-high heat load in the fusion reactor?
2015 - 2018 Development of the Supersonic Jet Pump for Realization of Vacuum Pumping in the Fusion Reactor
2014 - 2017 Study on dynamics of W melt-layer splashing generated by a transient heat load simulator with a plasma gun in an external magnetic field
2012 - 2015 Study on detachment scenario in fusion plasmas by the fast two-dimensional spectroscopic measurement of local density
2008 - 2012 Production and Control of Super-Dense Plasmas towards an Innovative Ignition Regime for a Fusion Reactor

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Papers (127)：

Kota Tamura, Junichi Miyazawa, Suguru Masuzaki, Masayuki Tokitani, Yukinori Hamaji, Hirotaka Toyoda. Bubbling phenomenon of liquidized Sn-Bi-Li-Er alloy under hydrogen plasma exposure. Japanese Journal of Applied Physics. 2022. 61. 10. 106005-106005
Hitoshi Tamura, Takuya Goto, Junichi Miyazawa, Teruya Tanaka, Nagato Yanagi. Seismic Analysis of Magnet Systems in Helical Fusion Reactors Designed With Topology Optimization. IEEE Transactions on Applied Superconductivity. 2022. 32. 6. 1-4
Yokoyama, T., Yamada, H., Masuzaki, S., Peterson, B.J., Sakamoto, R., Goto, M., Oishi, T., Kawamura, G., Kobayashi, M., Tsujimura, T.I., et al. Data-Driven Control for Radiative Collapse Avoidance in Large Helical Device. Plasma and Fusion Research. 2022. 17
T. Goto, T. Tanaka, H. Tamura, J. Miyazawa, A. Iwamoto, N. Yanagi, T. Fujita, R. Kodama, Y. Mori. Feasibility study of tokamak, helical and laser reactors as affordable fusion volumetric neutron sources. Nuclear Fusion. 2021. 61. 12. 126047-126047
Kota Tamura, Haruka Suzuki, Junichi Miyazawa, Suguru Masuzaki, Hirotaka Toyoda. Quantitative evaluation of hydrogen retention of solid tin after exposure to hydrogen plasma. Fusion Engineering and Design. 2021

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MISC (103)：

A. Dinklage, K. J. McCarthy, C. Suzuki, N. Tamura, Th Wegner, H. Yamada, J. Baldzuhn, K. J. Brunner, B. Buttenschön, H. Damm, et al. Plasma termination by excess pellet fueling and impurity injection in TJ-II, the Large Helical Device and Wendelstein 7-X. Nuclear Fusion. 2019. 59. 7
T. Goto, J. Miyazawa, R. Sakamoto, R. Seki, C. Suzuki, M. Yokoyama, S. Satake, A. Sagara. Integrated physics analysis of plasma start-up scenario of helical reactor FFHR-d1. Nuclear Fusion. 2015. 55. 6
A. Dinklage, M. Yokoyama, K. Tanaka, J. L. Velasco, D. Lopez-Bruna, C. D. Beidler, S. Satake, E. Ascasibar, J. Arevalo, J. Baldzuhn, et al. Inter-machine validation study of neoclassical transport modelling in medium- to high-density stellarator-heliotron plasmas. NUCLEAR FUSION. 2013. 53. 6
KASADA Kyuta, GOTO Takuya, FUJIOKA Shinsuke, HIWATARI Ryoji, OYAMA Naoyuki, TANIGAWA Hiroyasu, MIYAZAWA Junichi, Young Scientists Special Interest Group on Fusion Reactor Realization. A View of Technology Maturity Assessment to Realize Fusion Reactor by Japanese Young Researchers. 2013. 89. 4. 193-198
Ogawa Daisuke, Morisaki Tomohiro, Murakami Akiyoshi, Miyazawa Junichi, LHD Experiment Group. 26pEC-8 Two-dimensional measurements of the edge plasma with Helium Beam Probe in LHD. Meeting abstracts of the Physical Society of Japan. 2013. 68. 1. 269-269

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Education (2)：

- 1997 The University of Tokyo
- 1993 The University of Tokyo The Faculty of Engineering

Professional career (2)：

工学修士 (東京大学)
学術博士 (総合研究大学院大学(総研大))

Work history (6)：

2024/04 - 現在 Helical Fusion CO., Ltd. Co-founder, CTO
2017/04 - 2024/04 National Institute for Fusion Science Professor
2007/09 - 2017/03 National Institute for Fusion Science Associate Professor
1997 - - 核融合科学研究所助手
1997 - - Research Associate, National Institute for Fusion

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Awards (2)：

2007/04 - Ministry of Education, Culture, Sports, Science and Technology The Young Scientists' Prize, The Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology, 2007 Research on densification of steady-state fusion plasmas
1998 - プラズマ・核融合学会第2回核融合エネルギー連合講演会優秀賞

Association Membership(s) (2)：

プラズマ・核融合学会 , The Japan Society of Plasma Science and Nuclear Fusion Research

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