Sakai Shotaro 堺正太朗

… Alternative Names

堺正太朗サカイショウタロウ

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Researcher Number	30801336
Other IDs	https://orcid.org/0000-0001-9135-2076
Affiliation (Current)	2025: 慶應義塾大学, 環境情報学部(藤沢), 講師
Affiliation (based on the past Project Information) *help	2025: 慶應義塾大学, 環境情報学部(藤沢), 講師 2022 – 2023: 東北大学, 理学研究科, 助教
Review Section/Research Field	Principal Investigator Basic Section 17010:Space and planetary sciences-related Except Principal Investigator Medium-sized Section 17:Earth and planetary science and related fields
Keywords	Principal Investigator 大気進化 / 大気散逸 / 系外惑星 / 地球型大気 / 恒星スペクトル / XUVスペクトル / 金星 / 火星 Except Principal Investigator 大気 / 水 … More / 進化 / 観測 / 同位体 / 大気進化 / 火星 Less

Study on the atmospheric evolution of planets with Earth-like atmospheresPrincipal Investigator
- Principal Investigator
  
  堺正太朗
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Keio University
Influence of stellar spectra on the evolution of planetary atmospheresPrincipal Investigator
- Principal Investigator
  
  堺正太朗
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Tohoku University
New isotope obervations of Mars atmsopheric evolution: International collaboration of European and Japanese Mars exploration missions
- Principal Investigator
  
  中川広務
- Project Period (FY)
  2022 – 2026
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
- Review Section
  
  Medium-sized Section 17:Earth and planetary science and related fields
- Research Institution
  Tohoku University

All 2023 2022

All Journal Article Presentation

[Journal Article] Study of Atmospheric Ion Escape From Exoplanet TOI‐700 d: Venus Analogs2023
- Author(s)
  Nishioka T.、Seki K.、Sakata R.、Yamamoto K.、Terada N.、Sakai S.、Shinagawa H.、Nakayama A.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 128 Issue: 8
- DOI
  10.1029/2023ja031405
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K13161, KAKENHI-PROJECT-22K03695, KAKENHI-PROJECT-20H00192
[Journal Article] Photochemical and radiation transport model for extensive use (PROTEUS)2023
- Author(s)
  Nakamura Yuki、Terada Naoki、Koyama Shungo、Yoshida Tatsuya、Karyu Hiroki、Terada Kaori、Kuroda Takeshi、Kamada Arihiro、Murata Isao、Sakai Shotaro、Suzuki Yuhei、Kobayashi Mirai、Leblanc Francois
- Journal Title
  
  Earth, Planets and Space
  
  Volume: 75 Issue: 1 Pages: 140-140
- DOI
  10.1186/s40623-023-01881-w
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KJ0314, KAKENHI-PROJECT-23KJ0093, KAKENHI-PROJECT-23KJ0201, KAKENHI-PROJECT-22KK0044, KAKENHI-PROJECT-22K03695, KAKENHI-PROJECT-22KJ0280, KAKENHI-PROJECT-18KK0093, KAKENHI-PUBLICLY-23H04645, KAKENHI-PROJECT-20H00192, KAKENHI-PROJECT-22H00164
[Journal Article] Strong Depletion of 13C in CO Induced by Photolysis of CO2 in the Martian Atmosphere, Calculated by a Photochemical Model?2023
- Author(s)
  Yoshida, T., Aoki, S., Ueno, Y., Terada, N., Nakamura, Y., Shiobara, K., Yoshida, N., Nakagawa, H., Sakai, S., & Koyama, S.
- Journal Title
  
  The Planetary Science Journal
  
  Volume: 4 Issue: 3 Pages: 53-53
- DOI
  10.3847/psj/acc030
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695, KAKENHI-PROJECT-22KK0044, KAKENHI-ORGANIZER-22H05149, KAKENHI-PLANNED-22H05151, KAKENHI-PROJECT-22H00164, KAKENHI-PROJECT-23K22561, KAKENHI-PROJECT-22KJ0314, KAKENHI-PROJECT-22KJ0280
[Journal Article] Enhanced ion escape rate during IMF rotation under weak intrinsic magnetic field conditions on a Mars-like planet2023
- Author(s)
  Sakai, S., Seki, K., Terada, N., Shinagawa, H., Sakata, R., Tanaka, T., & Ebihara, Y.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 128 Issue: 3 Pages: 1-10
- DOI
  10.1029/2022ja030510
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695, KAKENHI-PROJECT-18KK0093, KAKENHI-PROJECT-22KK0044, KAKENHI-PROJECT-22H00164, KAKENHI-PROJECT-20H00192
[Journal Article] Numerical Prediction of Changes in Atmospheric Chemical Compositions During a Solar Energetic Particle Event on Mars2023
- Author(s)
  Nakamura Yuki、Leblanc Francois、Terada Naoki、Hiruba Sayano、Murata Isao、Nakagawa Hiromu、Sakai Shotaro、Aoki Shohei、Piccialli Arianna、Willame Yannick、Neary Lori、Vandaele Ann Carine、Murase Kiyoka、Kataoka Ryuho
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 128 Issue: 12
- DOI
  10.1029/2022ja031250
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KK0044, KAKENHI-PROJECT-22K03695, KAKENHI-PROJECT-22K03709, KAKENHI-PROJECT-22KJ0280, KAKENHI-PROJECT-18KK0093, KAKENHI-PLANNED-22H05151, KAKENHI-PUBLICLY-23H04646, KAKENHI-PROJECT-20H00192, KAKENHI-PROJECT-22H00164
[Journal Article] Multispecies MHD study of ion escape at ancient Mars: Effects of an intrinsic magnetic field and solar XUV radiation2022
- Author(s)
  Sakata, R., Seki, K., Sakai, S., Terada, N., Shinagawa, H., & Tanaka, T.
- Journal Title
  
  Journal of Geophysical Research: Space Physics
  
  Volume: 127 Issue: 7
- DOI
  10.1029/2022ja030427
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K03695, KAKENHI-PROJECT-18KK0093, KAKENHI-PROJECT-22H00164, KAKENHI-PROJECT-21J11483, KAKENHI-PROJECT-20H00192
[Presentation] Three-dimensional simulation of the Martian diffuse auroral emission in the crustal magnetic field regions2023
- Author(s)
  中村勇貴, F. Leblanc, J. -C. Gerard, L. Sore, 寺田直樹, 中川広務, 堺正太朗, 村瀬清華, 片岡龍峰, D. A. Brain, 関華奈子
- Organizer
  日本地球惑星科学連合2023年大会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 恒星 XUV スペクトルが及ぼす火星型惑星からの大気散逸への影響2023
- Author(s)
  堺正太朗, 中山陽史, 関華奈子, 寺田直樹, 品川裕之, 坂田遼弥, F. Leblanc, D. Brain, 田中高史
- Organizer
  日本天文学会 2023 年秋季年会
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] 火星大気散逸研究の現状と展望2023
- Author(s)
  堺正太朗
- Organizer
  第24回惑星圏研究会
- Invited
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Simulation study of carbon and nitrogen ion escape at Mars2023
- Author(s)
  坂田遼弥, 関華奈子, 寺田直樹, 堺正太朗, 品川裕之
- Organizer
  第25回惑星圏研究会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] On periodic variations of the ion density in the Martian ionosphere during the dust storm in September 20162023
- Author(s)
  Hara, T., K. Masunaga, N. Terada, S. Sakai, T. Osanai, K. Seki, C. M. Fowler, K. G. Hanley, J. P. McFadden, S. M. Curry
- Organizer
  MAVEN PSG Meeting w/ MUAN
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 紫外線宇宙望遠鏡 LAPYUTA 計画2023
- Author(s)
  土屋史紀, 村上豪, 山崎敦, 亀田真吾, 益永圭, 堺正太朗, 吉岡和夫, 鍵谷将人, 中山陽史, 生駒大洋, 桑原正輝, 成田憲保, 小玉貴則, 寺田直樹, 鳥海森, 野津湧太, 行方宏介, 木村智樹, 垰千尋, 古賀亮一, 木村淳, 大内正己, 田中雅臣, 塩谷圭吾, LAPYUTA検討チーム
- Organizer
  日本天文学会 2023 年秋季年会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Effects of stellar XUV spectra on atmospheric escape from a Mars-like planet orbiting inactive low-mass stars2023
- Author(s)
  堺正太朗, 中山陽史, 関華奈子, 寺田直樹, 品川裕之, 坂田遼弥, F. Leblanc, D. Brain, 田中高史
- Organizer
  第154回地球電磁気・地球惑星圏学会2023年秋季年会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Impacts of solar energetic particles on the atmospheric composition on present-day Mars2023
- Author(s)
  Nakamura, Y., F. Leblanc, N. Terada, S. Hiruba, I. Murata, H. Nakagawa, S. Sakai, S. Aoki, A. Piccialli, Y. Willame, L. Neary, A. C. Vandaele, K. Murase, R. Kataoka, K. Seki
- Organizer
  American Geophysical Union Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Which star-planet combinations lead to atmospheric retention?2023
- Author(s)
  Brain, D. A., M. Chaffin, Z. Berta-Thompson, J. -Y. Chaufray, O. Cohen, T. Cravens, H. Egan, K. France, Y. Futaana, A. Glocer, M. Holmstrom, R. Jarvinen, L. M. Kistler, R. Kopparapu, F. Leblanc, Y. Ma, D. R. Marsh, A. W. Merkel, W. K. Peterson, R. Ramstad, S. Sakai, et al.
- Organizer
  American Geophysical Union Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Effects of stellar XUV spectra on atmospheric escape from a Mars-like planet orbiting inactive low-mass stars2023
- Author(s)
  堺正太朗, 中山陽史, 関華奈子, 寺田直樹, 品川裕之, 坂田遼弥, F. Leblanc, D. Brain, 田中高史
- Organizer
  第 154 回地球電磁気・地球惑星圏学会 2023 年秋季年会
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Study of atmospheric ion escape from exoplanet TOI-700 d: Venus analogs2023
- Author(s)
  Nishioka, T., K. Seki, R. Sakata, K. Yamamoto, S. Sakai, N. Terada, H. Shinagawa, A. Nakayama
- Organizer
  American Geophysical Union Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Effects of an intrinsic magnetic field on ion escape from ancient Mars based on MAESTRO global MHD simulations2023
- Author(s)
  Sakata, R., K. Seki, N. Terada, S. Sakai, H. Shinagawa
- Organizer
  American Geophysical Union Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Effects of stellar spectra on atmospheric escape from a Mars-like planet orbiting inactive low-mass stars2023
- Author(s)
  Sakai, S., A. Nakayama, K. Seki, N. Terada, H. Shinagawa, R. Sakata, F. Leblanc, D. A. Brain, and T. Tanaka
- Organizer
  Japan Geoscience Union Meeting 2023
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] 系外惑星TOI-700 dからの電離大気散逸の研究: 金星アナログ2023
- Author(s)
  西岡知輝, 関華奈子, 山本和弘, 坂田遼弥, 堺正太朗, 寺田直樹, 品川裕之, 中山陽史
- Organizer
  日本惑星科学会2023年秋季講演会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Development of a photochemical model for the impacts of solar energetic particles on prebiotic chemistry on early Mars2023
- Author(s)
  中村勇貴, 関華奈子, 堺正太朗, 寺田直樹
- Organizer
  第 154 回地球電磁気・地球惑星圏学会 2023 年秋季年会
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] LAPYUTA ワーキンググループ, 惑星科学、生命圏科学、および天文学に向けた紫外線宇宙望遠鏡計画 (LAPYUTA) の検討状況2023
- Author(s)
  土屋史紀, 村上豪, 山崎敦, 木村智樹, 吉岡和夫, 鍵谷将人, 古賀亮一, 木村淳, 成田憲保, 亀田真吾, 生駒大洋, 大内正己, 田中雅臣, 益永圭, 堺正太朗, 垰千尋, 桑原正輝, 鳥海森
- Organizer
  第24回惑星圏研究会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Study of atmospheric ion escape from exoplanet TOI-700 d2023
- Author(s)
  西岡知輝, 関華奈子, 坂田遼弥, 山本和弘, 堺正太朗, 寺田直樹, 品川裕之, 中山陽史
- Organizer
  第24回惑星圏研究会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Major results from the Hisaki mission and future perspectives2023
- Author(s)
  Tsuchiya, F., Y. Kasaba, I. Yoshikawa, G. Murakami, A. Yamazaki, K. Yoshioka, T. Kimura, C. Tao, R. Koga, H. Kita, K. Masunaga, M. Kagitani, S. Sakai, M. Kuwabara
- Organizer
  European Geoscience Union General Assebly 2023
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Internal collaboration of European and Japanese Mars exploration missions2023
- Author(s)
  Hiromu Nakagawa, Tatsuya Yoshida, Shotaro Sakai, Shohei Aoki, Ann Carine Vandaele, Thomas Ian, Erwin Justin, Daerden Frank, Kimie Shiobara, Nao Yoshida, Naoki Terada, Yasumasa Kasaba
- Organizer
  Symposium on Planetary Sciences 2023
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Life-environmentology, Astronomy, and PlanetarY Ultraviolet Telescope Assembly (LAPYUTA)2023
- Author(s)
  Tsuchiya, F., G. Murakami, A. Yamazaki, S. Kameda, M. Ikoma, N. Narita, T. Kimura, C. Tao, R. Koga, J. Kimura, M. Ouchi, M. Tanaka, K. Masunaga, S. Sakai, K. Yoshioka, M. Kagitani, M. Kuwabara, S. Toriumi
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] LAPYUTAによる地球型惑星上層大気観測の科学検討2023
- Author(s)
  益永圭, 堺正太朗, 青木翔平, 土屋史紀, 村上豪, 山崎敦, 吉岡和夫, 木村智樹, 鍵谷将人, 古賀亮一, LAPYUTA WG
- Organizer
  日本地球惑星科学連合2023年大会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Study of atmospheric ion escape from exoplanet TOI-700 d2023
- Author(s)
  Nishioka, T., K. Seki, R. Sakata, K. Yamamoto, N. Terada, S. Sakai, H. Shinagawa, A. Nakayama
- Organizer
  37th URSI General Assembly and Scientific Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Comparison study of two global multispecies MHD models of Mars2023
- Author(s)
  坂田遼弥, W. Sun, Y. Ma, 関華奈子, C. T. Russell, 寺田直樹, 堺正太朗, 品川裕之
- Organizer
  第154回地球電磁気・地球惑星圏学会2023年秋季年会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 恒星 XUV スペクトルが及ぼす火星型惑星からの大気散逸への影響2023
- Author(s)
  堺正太朗, 中山陽史, 関華奈子, 寺田直樹, 品川裕之, 坂田遼弥, F. Leblanc, D. Brain, 田中高史
- Organizer
  日本天文学会 2023 年秋季年会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] A multifluid MHD study on three-dimensional Kelvin-Helmholtz instability at Mars2023
- Author(s)
  Yan, M., T. Dang, J. Lei, B. Zhang, N. Terada, S. Sakai, F. Leblanc
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Comprehensive comparison of two global multi-species MHD models of Mars2023
- Author(s)
  Sun, W., R. Sakata, Y. Ma, K. Seki, C. T. Russell, N. Terada, S. Sakai, H. Shinagawa
- Organizer
  American Geophysical Union Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Photolysis-induced carbon isotopic fractionation of CO in the Martian atmosphere2023
- Author(s)
  吉田辰哉, 青木翔平, 上野雄一郎, 寺田直樹, 中村勇貴, 塩原輝満恵, 吉田奈央, 中川広務, 堺正太朗, 小山俊吾
- Organizer
  Symposium on Planetary Sciences 2023
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] 3次元磁気流体力学シミュレーションによる地磁気逆転時における地球から大気散逸率の評価2023
- Author(s)
  前田優樹, 木村智樹, 徳重みなみ, 中田英太朗, 堺正太朗, 寺田直樹
- Organizer
  日本地球惑星科学連合2023年大会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Effects of intrinsic and interplanetary magnetic fields on atmospheric escape from a Mars-like planet2023
- Author(s)
  Sakai, S., R. Sakata, K. Seki, N. Terada, H. Shinagawa, T. Tanaka, and Y. Ebihara
- Organizer
  2023 International Conference of Deep Space Sciences
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] LAPYUTA計画 (惑星科学、生命圏科学、および天文学に向けた紫外線宇宙望遠鏡) の検討状況2023
- Author(s)
  土屋史紀, 村上豪, 山崎敦, 亀田真吾, 鍵谷将人, 木村智樹, 垰千尋, 古賀亮一, 木村淳, 益永圭, 堺正太朗, 吉岡和夫, 中山陽史, 生駒大洋, 桑原正輝, 成田憲保, 小玉貴則, 鳥海森, 大内正巳, 田中雅臣
- Organizer
  第154回地球電磁気・地球惑星圏学会2023年秋季年会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] on and magnetic field observations planned by Martian Moons eXploration (MMX)2023
- Author(s)
  寺田直樹, 横田勝一郎, 松岡彩子, 村田直史, 桂華邦裕, 原田裕己, 益永圭, 中川広務, 今城峻, 齋藤義文, D. Delcoure, L. Hadid, 二穴喜文, 関華奈子, 浅村和史, 笠原慧, 西野真木, 野村麗子, 原拓也, D. Brain, F. Leblanc, 堺正太朗, 木村智樹, 三宅洋平, 臼井英之
- Organizer
  第 154 回地球電磁気・地球惑星圏学会 2023 年秋季年会
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Study on effects of an intrinsic magnetic field on ancient Mars with a new multifluid MHD model2023
- Author(s)
  坂田遼弥, 関華奈子, 堺正太朗, 品川裕之, 寺田直樹
- Organizer
  日本地球惑星科学連合2023年大会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 太陽光エネルギー粒子の降り込みが初期火星大気長期進化に与える影響2023
- Author(s)
  中村勇貴, 関華奈子, 中山陽史, 堺正太朗
- Organizer
  第25回惑星圏研究会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Enhanced ion escape rate during IMF rotation under weak intrinsic magnetic field conditions on a Mars-like planet2023
- Author(s)
  Sakai, S., K. Seki, N. Terada, H. Shinagawa, R. Sakata, T. Tanaka, and Y. Ebihara
- Organizer
  Asia Oceania Geosciences Society 20th Annual Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Effects of intrinsic and interplanetary magnetic fields on atmospheric escape from a Mars-like planet2023
- Author(s)
  Sakai, S., R. Sakata, K. Seki, N. Terada, H. Shinagawa, T. Tanaka, and Y. Ebihara
- Organizer
  2023 International Conference of Deep Space Sciences
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Study of atmospheric ion escape from the exoplanet TOI-700 d2023
- Author(s)
  Nishioka, T., K. Seki, R. Sakata, K. Yamamoto, N. Terada, S. Sakai, H. Shinagawa, A. Nakayama
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Kelvin-Helmholtz instability at Mars by a newly-developed multifluid model2023
- Author(s)
  Yan, M., J. Lei, 寺田直樹, B. Zhang, T. Dang, 堺正太朗, 坂田遼弥
- Organizer
  第154回地球電磁気・地球惑星圏学会2023年秋季年会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Three-dimensional simulation of the Martian diffuse auroral emission in the crustal magnetic field regions2023
- Author(s)
  中村勇貴, F. Leblanc, J. -C. Gerard, L. Soret, 寺田直樹, 中川広務, 堺正太朗, 村瀬清華, 片岡龍峰, D. A. Brain, 関華奈子
- Organizer
  日本地球惑星科学連合 2023 年大会
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Reduced water loss by photochemical reaction on terrestrial planets in the runaway greenhouse phase around pre-main-sequence M dwarfs2023
- Author(s)
  川村陽, 吉田辰哉, 寺田直樹, 中村勇貴, 小山俊吾, 狩生宏喜, 寺田香織, 堺正太朗
- Organizer
  第25回惑星圏研究会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 火星衛星探査計画 (Martian Moons eXploration) による新たな同位体観測と日欧国際協力2023
- Author(s)
  中川広務, 青木翔平, 吉田辰哉, 堺正太朗, 寺田直樹, I. Thomas, J. Erwin, F. Daerden, A. C. Vandaele
- Organizer
  日本気象学会 2023 年度秋季大会
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Effects of the XUV spectra on ion escape from a Mars-like planet orbiting inactive low-mass stars2023
- Author(s)
  堺正太朗, 中山陽史, 関華奈子, 寺田直樹, 品川裕之, 坂田遼弥, F. Leblanc, D. A. Brain, 田中高史
- Organizer
  第25回惑星圏研究会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Comprehensive comparison study of two global multi-species MHD models of Mars2023
- Author(s)
  Sun, W., R. Sakata, Y. Ma, K. Seki, C. T. Russell, N. Terada, S. Sakai, H. Shinagawa
- Organizer
  MAVEN PSG Meeting w/ MUAN
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] LAPYUTA 計画の検討状況2023
- Author(s)
  土屋史紀, 村上豪, 山崎敦, 木村智樹, 吉岡和夫, 鍵谷将人, 古賀亮一, 木村淳, 成田憲保, 亀田真吾, 生駒大洋, 大内正己, 田中雅臣, 益永圭, 堺正太朗, 垰千尋, 桑原正輝, 鳥海森, LAPYUTA WG 検討グループ
- Organizer
  日本天文学会2023年春季年会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Effects of stellar spectra on ion escape from a Mars-like planet orbiting inactive low-mass stars2023
- Author(s)
  堺正太朗, 中山陽史, 関華奈子, 寺田直樹, 品川裕之, 坂田遼弥, 田中高史
- Organizer
  第24回惑星圏研究会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Effects of stellar spectra on atmospheric escape from a Mars-like planet orbiting inactive low-mass stars2023
- Author(s)
  Sakai, S., A. Nakayama, K. Seki, N. Terada, H. Shinagawa, R. Sakata, F. Leblanc, D. A. Brain, T. Tanaka
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] On the periodic variation of the ion density in the Martian dayside ionosphere during the regional dust storm2023
- Author(s)
  Hara, T., K. Masunaga, N. Terada, S. Sakai, K. Seki, C. M. Fowler, K. G. Hanley, J. P. McFadden, S. Curry
- Organizer
  American Geophysical Union Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 火星大気散逸研究の現状と展望2023
- Author(s)
  堺正太朗
- Organizer
  Symposium on Planetary Sciences 2023
- Invited
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Impacts of solar energetic particles on the atmospheric composition on present-day Mars2023
- Author(s)
  Nakamura, Y., F. Leblanc, N. Terada, S. Hiruba, I. Murata, H. Nakagawa, S. Sakai, S. Aoki, A. Piccialli, Y. Willame, L. Neary, A. C. Vandaele, K. Murase, R. Kataoka, and K. Seki
- Organizer
  American Geophysical Union Fall Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Enhanced ion escape rate during IMF rotation under weak intrinsic magnetic field conditions on a Mars-like planet2023
- Author(s)
  Sakai, S., K. Seki, N. Terada, H. Shinagawa, R. Sakata, T. Tanaka, Y. Ebihara
- Organizer
  Asia Oceania Geosciences Society 20th Annual Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Effects of an intrinsic magnetic field on ion escape from Mars based on newly developed multifluid MHD model simulations2023
- Author(s)
  Sakata, R., K. Seki, N. Terada, S. Sakai, H. Shinagawa
- Organizer
  37th URSI General Assembly and Scientific Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Identifying atmospheric waves and solar wind impacts in the Martian thermosphere and ionosphere2023
- Author(s)
  Nakagawa, H., S. England, N. Yoshida, S. Sakai, Y. Harada, N. Terada, K. Terada, K. Seki, H. Fujiwara, and T. Imamura
- Organizer
  Japan Geoscience Union Meeting 2023
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] 多成分MHDによる太古火星におけるイオン散逸の研究: 固有磁場と太陽XUV放射の影響2022
- Author(s)
  坂田遼弥, 関華奈子, 堺正太朗, 寺田直樹, 品川裕之, 田中高史
- Organizer
  日本惑星科学会秋季講演会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Plasmasphere formation at terrestrial rocky exoplanets around M-dwarf stars and its detectability: Possible evidence for the intrinsic magnetic field and thick atmosphere2022
- Author(s)
  K. Seki, A. Nakayama, R. Sakata, T. Nishioka, T. Imamura, S. Sakai, N. Terada, K. Keika, K. France, D. Brain
- Organizer
  American Geophysical Union Fall Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 惑星科学, 生命圏科学, および天文学に向けた紫外線望遠鏡計画 (LAPYUTA): 計画の現状報告2022
- Author(s)
  土屋史紀, 村上豪, 山崎敦, 木村智樹, 吉岡和夫, 鍵谷将人, 古賀亮一, 木村淳, 成田憲保, 亀田真吾, 生駒大洋, 大内正己, 田中雅臣, 益永圭, 堺正太朗, 垰千尋, 桑原正輝, 鳥海森, LAPYUTA WG
- Organizer
  日本惑星科学会秋季講演会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Atmospheric lifetime for a hypothetical Mars-sized planet orbiting Barnardユs Star2022
- Author(s)
  D. A. Brain, W. K. Peterson, O. Cohen, T. Cravens, A. Farrish, K. France, Y. Futaana, K. Garcia-Sage, A. Glocer, O. Hamil, M. Holmstrom, L. M. Kistler, F. Leblanc, A. W. Merkel, A. Nakayama, L. M. Peticolas, R. Ramstad, A. R. Renzaglia, S. Sakai, R. Sakata, N. R. Schnepf, K. Seki, R. J. Strangeway, W. Sun, A. Vidotto
- Organizer
  American Geophysical Union Fall Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 惑星科学、生命圏科学、および天文学に向けた紫外線宇宙望遠鏡計画の検討状況2022
- Author(s)
  土屋史紀, 村上豪, 山崎敦, 木村智樹, 吉岡和夫, 鍵谷将人, 古賀亮一, 木村淳, 成田憲保, 亀田真吾, 生駒大洋, 大内正己, 田中雅臣, 益永圭, 堺正太朗, 垰千尋, 桑原正輝, 鳥海森
- Organizer
  第152回地球電磁気・地球惑星圏学会講演会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] LAPYUTA (Life-environmentology, Astronomy, and PlanetarY Ultraviolet Telescope Assembly) mission2022
- Author(s)
  F. Tsuchiya, G. Murakami, A. Yamazaki, T. Kimura, M. Kagitani, R. Koga, J. Kimura, N. Narita, S. Kameda, M. Ikoma, M. Ouchi, M. Tanaka, K. Masunaga, S. Sakai, C. Tao, M. Kuwabara, S. Toriumi
- Organizer
  Magnetospheres of the Outer Planets Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] 3次元グローバルMHDシミュレーションによる過去地球と現代タイタンの窒素大気散逸過程の比較2022
- Author(s)
  徳重みなみ, 木村智樹, 中田英太郎, 堺正太朗, 寺田直樹
- Organizer
  日本地球惑星科学連合2022年大会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Atmospheric Lifetime of a Hypothetical Mars-Sized Planet Orbiting Barnardユs Star2022
- Author(s)
  D.Brain, W.Peterson, O.Cohen, T.Cravens, A.Farrish, K.France, Y.Futaana, K.Garcia-Sage, A.Glocer, O.Hamil, M.Holmstrom, L.Kistler, F.Leblanc, Y.Ma, A.Merkel, A.Nakayama, L.Peticolas, R.Ramstad, A.Renzaglia, S.Sakai, R.Sakata, E.Sanchez, N.Schnepf, K.Seki, R.Strangeway, W.Sun, N.Terada, A.Vidotto, L.Waldrop
- Organizer
  Exoplanets in Our Backyard 2
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] MAVEN/STATICの観測に基づくダストストーム期間の火星電離圏イオン密度の周期変動の研究2022
- Author(s)
  長内大河, 益永圭, 原拓也, 寺田直樹, 堺正太朗, 吉田奈央
- Organizer
  第152回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Study of plasmasphere formation at terrestrial exoplanets around M-Dwarf stars and its detectability2022
- Author(s)
  関華奈子, 中山陽史, 坂田遼弥, 今村剛, 堺正太朗, 寺田直樹, 桂華邦裕, K. France, D. Brain
- Organizer
  第152回地球電磁気・地球惑星圏学会講演会
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Plasmasphere formation around terrestrial exoplanets: Possible evidence of the exoplanetary intrinsic magnetic field and atmosphere2022
- Author(s)
  K. Seki, A. Nakayama, R. Sakata, T. Imamura, S. Sakai, N. Terada, K. Keika, K. France, D. A. Brain
- Organizer
  Japan Geoscience Union Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Study of atmospheric ion escape from exoplanet TOI-700 d based on global multi-species MHD simulations2022
- Author(s)
  T. Nishioka, K. Seki, R. Sakata, K. Yamamoto, S. Sakai, N. Terada, H. Shinagawa
- Organizer
  Japan Geoscience Union Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Study of atmospheric ion escape from exoplanet TOI-700d2022
- Author(s)
  T. Nishioka, K. Seki, R. Sakata, K. Yamamoto, S. Sakai, N. Terada, H. Shinagawa, A. Nakayama
- Organizer
  American Geophysical Union Fall Meeting 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K03695
[Presentation] Birthplace of energetic ions around the Phobos' orbit at midnight: Implications for future MSA observations onboard MMX2022
- Author(s)
  堺正太朗, 寺田直樹, 益永圭, 中川広務, 横田勝一郎, 笠羽康正
- Organizer
  第152回地球電磁気・地球惑星圏学会
- Data Source
  KAKENHI-PROJECT-22KK0044
[Presentation] Effects of planetary intrinsic magnetic fields on the atmospheric ion escape from exoplanet TOI-700 d2022
- Author(s)
  西岡知輝, 関華奈子, 坂田遼弥, 山本和弘, 堺正太朗, 寺田直樹, 品川裕之, 中山陽史
- Organizer
  第152回地球電磁気・地球惑星圏学会講演会
- Data Source
  KAKENHI-PROJECT-22K03695

1. 中川広務 (30463772)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
2. 吉田辰哉 (10938393)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
3. 青木翔平 (60773629)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
4. 中山陽史

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Sakai Shotaro 堺 正太朗

堺 正太朗 サカイ ショウタロウ

Research Projects

Research Products

Co-Researchers

Study on the atmospheric evolution of planets with Earth-like atmospheresPrincipal Investigator

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Influence of stellar spectra on the evolution of planetary atmospheresPrincipal Investigator

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New isotope obervations of Mars atmsopheric evolution: International collaboration of European and Japanese Mars exploration missions

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[Journal Article] Study of Atmospheric Ion Escape From Exoplanet TOI‐700 d: Venus Analogs2023

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[Journal Article] Photochemical and radiation transport model for extensive use (PROTEUS)2023

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[Journal Article] Strong Depletion of 13C in CO Induced by Photolysis of CO2 in the Martian Atmosphere, Calculated by a Photochemical Model?2023

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DOI

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[Journal Article] Enhanced ion escape rate during IMF rotation under weak intrinsic magnetic field conditions on a Mars-like planet2023

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[Journal Article] Numerical Prediction of Changes in Atmospheric Chemical Compositions During a Solar Energetic Particle Event on Mars2023

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[Journal Article] Multispecies MHD study of ion escape at ancient Mars: Effects of an intrinsic magnetic field and solar XUV radiation2022

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DOI

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[Presentation] Three-dimensional simulation of the Martian diffuse auroral emission in the crustal magnetic field regions2023

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Organizer

Data Source

[Presentation] 恒星 XUV スペクトルが及ぼす火星型惑星からの大気散逸への影響2023

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[Presentation] 火星大気散逸研究の現状と展望2023

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[Presentation] Simulation study of carbon and nitrogen ion escape at Mars2023

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[Presentation] On periodic variations of the ion density in the Martian ionosphere during the dust storm in September 20162023

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Organizer

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[Presentation] 紫外線宇宙望遠鏡 LAPYUTA 計画2023

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[Presentation] Effects of stellar XUV spectra on atmospheric escape from a Mars-like planet orbiting inactive low-mass stars2023

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Organizer

Sakai Shotaro 堺正太朗

堺正太朗サカイショウタロウ