Graduate School of Science and Engineering（Science）
理工学専攻（物理科学）
日本語
Update date：2025/01/05
Associate Professor
Shidatsu Megumi

Affiliation

  1. Ehime University大学院理工学研究科 数理物質科学専攻Senior Assistant Professor
  2. Ehime University大学院理工学研究科 数理物質科学専攻Senior Assistant Professor

Research History

  1. 2012/04-2015/03Kyoto UniversityDepartment of Astronomy, Graduate School of ScienceJSPS fellow (DC1)
  2. 2015/04-2018/02RIKENGlobal Research Cluster, MAXI teamSpecial Postdoctoral Researcher
  3. 2018/02-2020/03Ehime UniversityGraduate School of Science and Engineering Mathematics, Physics, and Earth Sciencesassistant professor
  4. 2020/04-presentEhime UniversityGraduate School of Science and Engineeringassistant professor
  5. 2023/04/01-present愛媛大学理工学研究科講師

Education

  1. Kyoto University2006/042010/03
  2. Kyoto University2010/042012/03
  3. Kyoto University2012/042015/03

Degree

  1. PhD (Science)Kyoto University2015/03

Research Areas

Research Interests

  1. astrophysics
  2. X-ray astronomy
  3. black holes
  4. accretion disks

Research Projects

  1. Resolving Launching Mechanism of Disk Winds in Black Hole Binaries via Comparison between X-ray Spectroscopic Observations and Theoretical Predictions若手研究2019/04/01-2023/03/31Principal investigator
  2. Revealing the launching mechanism of disk winds in black hole binaries through X-ray high resolution spectroscopy若手研究(B)2016/04/01-2019/03/31Principal investigator
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Books and Other Publications

  1. 天文月報 2024 年 9 月540 XRISM ニュース（1） 本格観測開始！XRISM チーム全部分の執筆天文月報（日本天文学会 月刊誌）2024/09
  2. Long-term Monitoring of Black Hole X-ray Binaries with MAXI: Very Bright Outbursts from MAXI J1535-571 and MAXI J1820+070Megumi Shidatsu天文月報 （日本天文学会 月刊誌）2019/08
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Papers

  1. Detection of extended X-ray emission around the PeVatron microquasar V4641 Sgr with XRISM2025/01/03Hiromasa Suzuki, Naomi Tsuji, Yoshiaki Kanemaru, Megumi Shidatsu, Laura Olivera-Nieto, Samar Safi-Harb, Shigeo S. Kimura, Eduardo de la Fuente, Sabrina Casanova, Kaya Mori, Xiaojie Wang, Sei Kato, Dai Tateishi, Hideki Uchiyama, Takaaki Tanaka, Hiroyuki Uchida, Shun Inoue, Dezhi Huang, Marianne Lemoine-Goumard, Daiki Miura, Shoji Ogawa, Shogo B. Kobayashi, Chris Done, Maxime Parra, María Díaz Trigo, Teo Muñoz-Darias, Montserrat Armas Padilla, Ryota Tomaru, Yoshihiro UedaThe Astrophysical Journal Letter978/ L20Research paper (scientific journal)10.3847/2041-8213/ad9d11URL
  2. The Bulk Motion of Gas in the Core of the Centaurus Galaxy Cluster2024/12XRISM collaborationNaturein pressResearch paper (scientific journal)
  3. State-dependent signatures of jets and winds in the optical and infrared spectrum of the black hole transient GX 339-42024/12A. Ambrifi, D. Mata Sánchez, T. Muñoz-Darias, J. Sánchez-Sierras, M. Armas Padilla, M.C. Baglio, J. Casares, J.M. Corral-Santana, V.A. Cúneo, R.P. Fender, G. Ponti, D.M. Russell, M. Shidatsu, D. Steeghs, M.A.P. Torres, Y. Ueda, F. VincentelliAstronomy & Astrophysicsin pressResearch paper (scientific journal)
  4. Overionized plasma in the supernova remnant Sagittarius A East anchored by XRISM observations2024/12XRISM Collaboration, Marc Audard, Hisamitsu Awaki, Ralf Ballhausen, Aya Bamba, Ehud Behar, Rozenn Boissay-Malaquin, Laura Brenneman, Gregory V. Brown, Lia Corrales, Elisa Costantini, Renata Cumbee, Maria Diaz-Trigo, Chris Done, Tadayasu Dotani, Ken Ebisawa, Megan Eckart, Dominique Eckert, Teruaki Enoto, Satoshi Eguchi, Yuichiro Ezoe, Adam Foster, Ryuichi Fujimoto, Yutaka Fujita, Yasushi Fukazawa, Kotaro Fukushima, Akihiro Furuzawa, Luigi Gallo, Javier A. Garcia, Liyi Gu, Matteo Guainazzi, Kouichi Hagino, Kenji Hamaguchi, Isamu Hatsukade, Katsuhiro Hayashi, Takayuki Hayashi, Natalie Hell, Edmund Hodges-Kluck, Ann Hornschemeier, Yuto Ichinohe, Manabu Ishida, Kumi Ishikawa, Yoshitaka Ishisaki, Jelle Kaastra, Timothy Kallman, Erin Kara, Satoru Katsuda, Yoshiaki Kanemaru, Richard Kelley, Caroline Kilbourne, Shunji Kitamoto, Shogo Kobayashi, Takayoshi Kohmura, Aya Kubota, Maurice Leutenegger, Michael Loewenstein, Yoshitomo Maeda, Maxim Markevitch, Hironori Matsumoto, Kyoko Matsushita, Dan McCammon, Brian McNamara, François Mernier, Eric D. Miller, Jon M. Miller, Ikuyuki Mitsuishi, Misaki Mizumoto, Tsunefumi Mizuno, Koji Mori, Koji Mukai, Hiroshi Murakami, Richard Mushotzky, Hiroshi Nakajima, Kazuhiro Nakazawa, Jan-Uwe Ness, Kumiko Nobukawa, Masayoshi Nobukawa, Hirofumi Noda, Hirokazu Odaka, Shoji Ogawa, Anna Ogorzalek, Takashi Okajima, Naomi Ota, Stephane Paltani, Robert Petre, Paul Plucinsky, Frederick Scott Porter, Katja Pottschmidt, Kosuke Sato, Toshiki Sato, Makoto Sawada, Hiromi Seta, Megumi Shidatsu, Aurora Simionescu, Randall Smith, Hiromasa Suzuki, Andrew Szymkowiak, Hiromitsu Takahashi, Mai Takeo, Toru Tamagawa, Keisuke Tamura, Takaaki Tanaka, Atsushi Tanimoto, Makoto Tashiro, Yukikatsu Terada, Yuichi Terashima, Yohko Tsuboi, Masahiro Tsujimoto, Hiroshi Tsunemi, Takeshi G. Tsuru, Hiroyuki Uchida, Nagomi Uchida, Yuusuke Uchida, Hideki Uchiyama, Yoshihiro Ueda, Shinichiro Uno, Jacco Vink, Shin Watanabe, Brian J. Williams, Satoshi Yamada, Shinya Yamada, Hiroya Yamaguchi, Kazutaka Yamaoka, Noriko Yamasaki, Makoto Yamauchi, Shigeo Yamauchi, Tahir Yaqoob, Tomokage Yoneyama, Tessei Yoshida, Mihoko Yukita, Irina Zhuravleva, Q. Daniel Wang, Yuki Amano, Kojiro Tanaka, Takuto Narita, Yuken Ohshiro, Anje Yoshimoto, Yuma Aoki, Mayura BalakrishnanPublication of Astronomical Society of Japanin pressResearch paper (scientific journal)
  5. The XRISM /Resolve view of the Fe K region of Cyg X-32024/12/10XRISM collaborationThe Astrophysical Journal Letters977/ L34, 1-13Research paper (scientific journal)10.3847/2041-8213/ad8ed0URL
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Presentations

  1. MAXI detections and follow-up observations of outbursts from X-ray binariesMAXI 15 Year Workshop for the Time Domain Astronomy2024/12/11Oral presentation(invited, special)URL
  2. Probing hot Comptonizing plasma in the vicinity of black holes through observations of X-ray binariesThe second annual conference of Transformative Research Areas (A), “Multimessenger Astrophysics”2024/11/18Oral presentation(general)
  3. High energy range: the golden mine for transients... Myth or Reality?Workshop Transients co-organized by the France - Japan Network for Extragalactic astrophysics and COsmology (NECO) and the France - Mexico ExploRIng the Deep And traNsient UniverSe (ERIDANUS)2024/10/30Oral presentation(invited, special)URL
  4. X線分光撮像衛星XRISMの科学運用の現状 II日本物理学会第79回年次大会（2024年）2024/09/18Oral presentation(general)
  5. X 線分光撮像衛星 XRISM の絶対時刻精度の軌道上較正日本天文学会2024年秋季年会2024/09/12Oral presentation(general)
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Awards

  1. 2024/04令和６年度 科学技術分野の文部科学大臣表彰 若手科学者賞ブラックホールX線連星の多様な活動の全貌に迫る観測的研究
  2. 2024/04令和６年度理学部研究奨励賞
  3. 2023/06Outstanding Contribution Award for Young ResearchersPre-pipeline Process Verification lead & Ground Timing Verification
  4. 2023/04令和５年度理学部研究奨励賞
  5. 2022/10OUTSTANDING CONTRIBUTION AWARD for young researchers地上データ処理 (pre-pipeline) システム検証およびバス系時刻精度検証への貢献
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Allotted Class

  1. 2024Graduation Research I
  2. 2024Graduation Research II
  3. 2024Mathematics for PhysicsⅠ
  4. 2024Physics ExperimentⅡ
  5. 2024Ethics on Scientific Research
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Social Activities

  1. Cosmic cafe ～宇宙 × カフェ～2024/10/26-2024/10/26
  2. XRISM打ち上げ成功、本格観測開始！2024/07/07-2024/07/07
  3. X線観測で迫るブラックホールの謎2023/11/12-2023/11/12
  4. Cosmic cafe ～宇宙 × カフェ～2023/10/14-2023/10/14
  5. XRISM / SLIM launch live streaming (Youtube)2023/09/07-2023/09/07
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Media Coverage

  1. 志達准教授 若手科学者賞Newspaper,magazine読売新聞読売新聞2024/05/18
  2. 愛媛大・志達准教授に若手科学者賞 ブラックホール、ガス噴出の仕組み解明 文部科学大臣表彰Newspaper,magazine愛媛新聞愛媛新聞2024/04/15
  3. 愛媛大学の研究者らがブラックホールの謎を追うTV or radio programNHK 松山放送局ひめポン！2024/01/11
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Professional Memberships

  1. 高エネルギー宇宙物理連絡会
  2. THE ASTRONOMICAL SOCIETY OF JAPAN
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Committee Memberships

  1. 2023/06/01-2025/05/31日本天文学会天文月報編集委員
  2. 2023/01/01-2024/12/31高エネルギー宇宙物理連絡会将来計画検討委員
  3. 2021/06/01-present日本天文学会男女共同参画委員会委員
  4. 2020/10/01-2022/09/30高エネルギー宇宙物理連絡会事務局長
  5. 2018/10/01-2019/03/01日本天文学会「天文学と安全保障」声明作成ワーキンググループ委員
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Teaching Experience

  1. Special lecture "Observations of black hole X-ray binaries"Yamaguchi University2021/08-2021/08
  2. AstrophysicsEhime University2021/10-present
  3. Freshman Seminar BEhime University2018/04/01-2018/09/30学部教養科目日本
  4. 一般力学芝浦工業大学2016/04-2018/03
  5. 物理学実験 （計算科学）愛媛大学2019/04-present
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