Sakai Shotaro

Affiliation and department：
Job title： Assistant Professor
Other affiliations (1)：

Tohoku University The International Joint Graduate Program in Earth and Environmental Sciences (GP-EES)

Homepage URL (1)： https://sites.google.com/view/shotaro-sakai

Research field (1)： Space and planetary science

Research keywords (6)： Mars , Planetary Physics , Planetary Science , Space Physics , Planetary Aeronomy , Exoplanets

Research theme for competitive and other funds (4)：

2022 - 2027 New isotope observations of Mars atmospheric evolution: International collaboration of European and Japanese Mars exploration missions
2022 - 2025 Influence of stellar spectra on the evolution of planetary atmospheres
2018 - The distribution of electron temperature in the dayside ionosphere of Mars observed by MAVEN
2012 - 2014 Dust-plasma interaction in the Saturn's inner magnetosphere

Papers (36)：

Wenyi Sun, Ryoya Sakata, Yingjuan Ma, Kanako Seki, Christopher T. Russell, Naoki Terada, Shotaro Sakai, Hiroyuki Shinagawa, David Brain, Gabor Toth. Comprehensive Comparison of Two Global Multis-Species MHD Models of Mars. Earth and Space Science. 2024. 11. 10. e2024EA003698
Shinnosuke Satoh, Fuminori Tsuchiya, Shotaro Sakai, Yasumasa Kasaba, Jonathan D. Nichols, Tomoki Kimura, Rikuto Yasuda, Vincent Hue. Changes in the Plasma Sheet Conditions at Europa's Orbit Retrieved From Lead Angle of the Satellite Auroral Footprints. Geophysical Research Letters. 2024. 51. 15. e2024GL110079
Kei Masunaga, Naoki Terada, François Leblanc, Yuki Harada, Takuya Hara, Shotaro Sakai, Shoichiro Yokota, Kanako Seki, Atsushi Yamazaki, James. P. McFadden, et al. A Technique for Retrieving the Exospheric Number Density Distribution from Pickup Ion Ring Distributions. The Planetary Science Journal. 2024. 5. 8. 180-180
Rikuto Yasuda, Tomoki Kimura, Hiroaki Misawa, Fuminori Tsuchiya, Baptiste Cecconi, Yasumasa Kasaba, Shinnosuke Satoh, Shotaro Sakai, Corentin K. Louis. Ray Tracing for Jupiter's Icy Moon Ionospheric Occultation of Jovian Auroral Radio Sources. Journal of Geophysical Research: Space Physics. 2024. 129. 6. e2024JA032454
Yo Kawamura, Tatsuya Yoshida, Naoki Terada, Yuki Nakamura, Shungo Koyama, Hiroki Karyu, Kaori Terada, Shotaro Sakai. Reduced Water Loss due to Photochemistry on Terrestrial Planets in the Runaway Greenhouse Phase around Pre-main-sequence M Dwarfs. The Astrophysical Journal. 2024. 967. 2. 95-95

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MISC (4)：

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. 18-18
Rikuto Yasuda, Tomoki Kimura, Baptiste Cecconi, Hiroaki Misawa, Fuminori Tsuchiya, Yasumasa Kasaba, Shinnosuke Satoh, Shotaro Sakai, Corentin Louis. Ray tracing for Jupiter’s icy moon ionospheric occultation of Jovian auroral radio sources. Abstract EGU 2024. 2024
Fuminori Tsuchiya, Yasumasa Kasaba, Ichiro Yoshikawa, Go Murakami, Atsushi Yamazaki, Kazuo Yoshioka, Tomoki Kimura, Chihiro Tao, Ryoichi Koga, Hajime Kita, et al. Major results from the Hisaki mission and future perspectives. Abstract EGU 2023. 2023
Dust-plasma interaction through the magnetosphere-ionosphere coupling in the Saturn's inner magnetosphere. 2012. 75. 133-144

Lectures and oral presentations (315)：

火星衛星探査計画 MMX イオンエネルギー質量分析器 MSA の設計と開発結果
(第68回宇宙科学技術連合講演会 2024)
EDL&R 技術で実現する火星のサイエンス
(第68回宇宙科学技術連合講演会 2024)
地球風による月面への40 Arの供給: アポロサンプルと月隕石の対比
(日本惑星科学会2024年秋季講演会 2024)
金星における紫外遮蔽による水損失効率の抑制とマグマオーシャン寿命の⻑期化
(日本惑星科学会2024年秋季講演会 2024)
3次元多成分イオン磁気流体力学シミュレーションによる初期地球における膨張水素大気の非熱的散逸モデリング
(日本惑星科学会2024年秋季講演会 2024)

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Education (3)：

2011 - 2014 Hokkaido University, Ph.D course Graduate School of Science Department of Cosmosciences
2009 - 2011 Hokkaido University, Master course Graduate School of Science Department of Cosmosciences
2005 - 2009 Hokkaido University School of Science Department of Earth Sciences

Professional career (1)：

Ph.D (Hokkaido University)

Work history (8)：

2020/04 - 現在 Tohoku University Graduate School of Science Assistant Professor
2016/10 - 2020/03 University of Tokyo Graduate School of Sciecne Project Researcher
2018/09 - 2020/01 Taisho University
2017/06 - 2019/08 Musashino University Faculty of Engineering, Department of Environmental Systems Sciences
2014/06 - 2016/09 University of Kansas Department of Physics and Astronomy Postdoctoral Researcher

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Committee career (1)：

2021/04 - 2023/03 SGEPSS Young Outreach Activity STEPLE Representative

Awards (5)：

2023/09 - Society of Geomagnetism and Earth, Planetary and Space Sciences Obayashi Early Career Scientist Award Studies on the roles of planetary intrinsic magnetic fields and solar wind magnetic fields in atmospheric escape from planets
2018/08 - NASA NASA Group Achievement Award
2016/06 - NASA NASA Group Achievement Award
2016/03 - NASA NASA RHG Exceptional Achievement for Science
2010/11 - SGEPSS Student Presentation Award (Aurora Medal) A dust-plasma interaction in Saturn's E ring

Association Membership(s) (4)：

Society of Geomagnetism and Earth, Planetary and Space Science , Japan Geoscience Union , American Geophysical Union , The Japanese Society for Planetary Sciences

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