Rchr

J-GLOBAL ID：202201019974524698 Update date: Jan. 10, 2025

IMAZAWA Ryota

Ryota IMAZAWA | IMAZAWA Ryota

Affiliation and department：
Job title： Principal Researcher

Research field (1)： Basic plasma science

Research theme for competitive and other funds (1)：

2012 - 2014 Simultaneous Reconstruction of Magnetic Field, Electron Density and Electron Temperature of Burning Plasmas by Using Laser Polarimetry

Papers (30)：

Sin-iti KITAZAWA, Eiichi YATSUKA, Masao ISHIKAWA, Tomohiko USHIKI, Toshihiro OIKAWA, Hiroaki OGAWA, Ryota IMAZAWA, Kunpei NOJIRI, Takanori KIKUCHI, Tomohiro YOKOZUKA, et al. Progress of Gamma Ray Irradiation Experiments on ITER Diagnostics from JADA. Plasma and Fusion Research. 2023. 18. 2405014-2405014
Shuangyuan Feng, Shin Kajita, Ryo Yasuhara, Ryota Imazawa, Masayuki Tokitani. Optical Properties of Fiberform Nanostructured Tungsten in the Infrared Wavelength Range. PLASMA AND FUSION RESEARCH. 2021. 16
Tomohiko Ushiki, Ryota Imazawa, Hidetoshi Murakami, Kosuke Shimizu, Tatsuo Sugie, Takaki Hatae. Expanded two-color thermography considering temperature-dependent emissivity of tungsten for ITER divertor infrared thermography. FUSION ENGINEERING AND DESIGN. 2021. 168
T. Tokuzawa, K. Tanaka, K. Y. Watanabe, S. Kubo, A. Ejiri, S. Inagaki, J. Kohagura, K. Yamamoto, T. Saito, H. Idei, et al. Developments of Millimeter and Sub-Millimeter Wave Backscattering Systems for Fusion Plasma Turbulence Diagnostics. International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz. 2020. 2020-. 882
Ryota Imazawa, Takehiro Ono, Christopher Watts, Masao Ishikawa, Takahiko Shimada, Kiyoshi Itami, Takaki Hatae. Design and manufacturability demonstration of retro-reflectors of ITER poloidal polarimeter that are mounted in first wall panels. FUSION ENGINEERING AND DESIGN. 2020. 155

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MISC (59)：

Tomohiko Ushiki, Ryota Imazawa, Hidetoshi Murakami, Kosuke Shimizu, Tatsuo Sugie, Takaki Hatae. Dual two-color method: A new concept of ultra-wide temperature range thermography (200-3600 degrees C) for ITER divertor infrared thermography. REVIEW OF SCIENTIFIC INSTRUMENTS. 2022. 93. 8
牛木知彦, 今澤良太, 村上英利, 清水宏祐, 杉江達夫, 岡崎宏之, 北澤真一, 石川正男, 波多江仰紀. Evaluation of gamma-ray and neutron irradiation effects on mid-infrared optical properties of lens materials for divertor thermography system in ITER. プラズマ・核融合学会年会(Web). 2021. 38th
野尻訓平, 今澤良太, 仲野友英, 杉江達夫, 谷塚英一, 波多江仰紀. Investigation on spectroscopic measurement of divertor plasma using UV-NIR range light emissions from fuel/wall material particles in ITER. プラズマ・核融合学会年会(Web). 2021. 38th
波多江仰紀, 石川正男, 谷塚英一, 今澤良太, 牛木知彦, 田中優, 及川聡洋, 北澤真一, 小川宏明. Progress on the design activities for ITER diagnostic systems. プラズマ・核融合学会年会(Web). 2020. 37th
徳沢季彦, 徳沢季彦, 江尻晶, 稲垣滋, 出射浩, 田中謙治, 田中謙治, 吉田麻衣子, 今澤良太, 大山直幸. Design study of application of microwave Doppler reflectometer to JT-60SA. 日本物理学会講演概要集(CD-ROM). 2020. 75. 2

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Patents (3)：

Work history (3)：

2022/04 - 現在 Kyoto University
2016/04 - 現在 National Institutes for Quantum Science and Technology
2010/04 - 2016/03 Japan Atomic Energy Agency

Committee career (3)：

2021/03 - 2022/03 文部科学省科学技術・学術審議会核融合科学技術委員会(第11期)の専門委員
2019/02 - 2021/09 International Centre Piero Caldirola Scientific Advisory Comittee of International Conference on DIAGNOSTICS FOR FUSION REACTORS
2019/04 - 2021/02 文部科学省科学技術・学術審議会核融合科学技術委員会(第10期)の専門委員

Awards (3)：

2013/03 - 核融合エネルギーフォーラム吉川允二核融合エネルギー奨励賞 ITERポロイダル偏光計測装置の研究開発
2009/09 - 電気学会電気学会優秀論文発表賞球状トカマク実験装置UTSTにおける初期プラズマ立ち上げ実験
2005/03 - 電気学会東京支部電気学会東京支部電気学術奨励賞ドップラー分光とトモグラフィーの融合によるイオン温度分布測定

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