Rchr
J-GLOBAL ID：201701000073608911
Update date: Oct. 23, 2025
Koga Ryoichi
コガ リョウイチ | Koga Ryoichi
Affiliation and department：
Job title：
Project Assistant Professor
Homepage URL (1)：
https://nrd.nagoya-cu.ac.jp/profile/ja.6918a573a8f7b832.html
Research field (3)：
Space and planetary science
, Astronomy
, Statistical science
Research keywords (4)：
Planetary science
, Astronomy
, Machine learning
, Earth magnetosphere
Research theme for competitive and other funds (6)：
Papers (18)：
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Yuan Li, Yasuhiro Hirahara, Ryoichi Koga, Biao Zhao, Hiroshi Sasago, Takao Nakagawa, Hideo Matsuhara, Shunsuke Baba, Umi Enokidani, Takehiro Wada. Development of an accurate cryogenic transmittance measurement system for the validation of immersion grating material of next-generation space telescopes. Journal of Astronomical Telescopes, Instruments, and Systems. 2025
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Umi Enokidani, Hideo Matsuhara, Takao Nakagawa, Shunsuke Baba, Yasuhiro Hirahara, Ryoichi Koga, Li Yuan, Biao Zhao, Daiki Takama, Hiroshi Sasago, et al. Measurement of the temperature dependence of the refractive index of CdZnTe. Journal of Astronomical Telescopes, Instruments, and Systems. 2025
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Daiki Takama, Ryoichi Koga, Shohei Negishi, Biao Zhao, Yuan Li, Yasuhiro Hirahara, Fumiyuki Ito. Mid-Infrared Imaging Spectroscopy of N2O Solid Simulating the haze of trans-Neptunian objects. 2025
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Roth, L., Bl{\"o}cker, A., de Kleer, K., Goldstein, D., Lellouch, E., Saur, J., Schmidt, C., Strobel, D.F., Tao, C., Tsuchiya, F., et al. Mass Supply from Io to Jupiter’s Magnetosphere. Space Science Reviews. 2025. 221. 1
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Takao Nakagawa, Hideo Matsuhara, Umi Enokidani, Toyoaki Suzuki, Shunsuke Baba, Yasuhiro Hirahara, Hidehiro Kaneda, Ryoichi Koga, Yuan Li, Biao Zhao, et al. Development of the CdZnTe immersion grating spectrometer for the detection of snow-lines with high-resolution spectroscopy. Space Telescopes and Instrumentation 2024: Optical, Infrared, and Millimeter Wave. 2024. 236-236
ｍore...
MISC (71)：
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Fuminori Tsuchiya, Go Murakami, Atsushi Yamazaki, Kazuo Yoshioka, Masato Kagitani, Tomoki Kimura, Chihiro Tao, Ryoichi Koga, Hajime Kita, Jun Kimura, et al. Results from Hisaki and prospects for LAPYUTA observations of the Jupiter System. 2025
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Fuminori Tsuchiya, Go Murakami, Atsushi Yamazaki, Shingo Kameda, Tomoki Kimura, Ryoichi Koga, Kei Masunaga, Shotaro Sakai, Masahiro Ikoma, Akifumi Nakayama, et al. Overview of the LAPYUTA mission (Life-environmentology, Astronomy, and PlanetarY Ultraviolet Telescope Assembly). Space Telescopes and Instrumentation 2024: Ultraviolet to Gamma Ray. 2024. 2023. 18-18
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高間大輝, 古賀亮一, 根岸昌平, 平原靖大, 笹子宏史, 李源, 趙彪, 伊藤文之. 太陽系外縁天体環境を想定したN2O低温固体の中間赤外線イメージング分光. 日本天文学会年会講演予稿集. 2024. 2024
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土屋史紀, 村上豪, 山崎敦, 亀田真吾, 鍵谷将人, 吉岡和夫, 古賀亮一, 木村淳, 木村智樹, 垰千尋, et al. LAPYUTA計画の検討状況. 日本天文学会年会講演予稿集. 2024. 2024
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趙彪, 古賀亮一, 平原靖大, 笹子宏史, 根岸昌平, 李源, 笠羽康正, 中川貴雄, 松原英雄, 榎木谷海, et al. イマージョン・グレーティング材料の屈折率評価用の2D FT-IR分光器の開発. 日本天文学会年会講演予稿集. 2024. 2024
ｍore...
Lectures and oral presentations (3)：
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The spatial distribution of atomic oxygen emission at 130.4 nm around Io's orbit observed by Hisaki/EXCEED
(Magnetoshpheres of the Outer Planets 2017 2017)
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Time and spatial variations of atomic oxygen emission around Io observed with Hisaki/EXCEED
(JpGU-AGU Joint Meeting 2017 2017)
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Time variation of 130.4 nm atomic oxygen emission near Io observed by Hisaki/EXCEED
(AGU Fall meeting 2016 2016)
Works (2)：
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赤外線イメージング分光器開発のための一次元多重スリットの製作
古賀亮一、趙彪、平原靖大 2025 - 現在
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赤外線イメージング分光器開発のための一次元多重スリットの製作
平原靖大, 古賀亮一, 趙彪 2024 - 現在
Education (3)：
- 2017 - 2020 東北大学大学院 理学研究科 地球物理学専攻 博士後期課程
- 2015 - 2017 東北大学大学院 理学研究科 地球物理学専攻 博士前期課程
- 2011 - 2015 Tohoku University
Professional career (3)：
- Bachelor (Tohoku University)
- Master (Tohoku University)
- PhD (Tohoku University)
Work history (5)：
- 2025/10 - 現在 Nagoya City University Graduate School of Data Science Project Assistant Professor
- 2025/04 - 現在 Nagoya City University Graduate School of Data Science Project Assistant Professor
- 2024/04 - 2025/03 Nagoya City University School of Data Science Project Assistant Professor
- 2021/04 - 2024/03 Nagoya University Graduate School of Environmental Studies Department of Earth and Environmental Sciences JSPS Research Fellowship for Young Scientists
- 2020/04 - 2021/03 Nagoya University Graduate School of Environmental Studies Department of Earth and Environmental Sciences JSPS Research Fellowship for Young Scientists
Awards (1)：
- 2019/12 - Society of Geomagnetism and Earth, Planetary and Space Sciences (SGEPSS) Student Presentation Award (Aurora Medal)
Association Membership(s) (4)：
The Japanese Society for Artificial Intelligence
, The Astronomical Society of Japan
, SGEPSS
, Japan Geoscience Union
