Sugawara Yasuharu

スガワラヤスハル | Sugawara Yasuharu

Affiliation and department：

Research field (2)： Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics , Astronomy

Research keywords (2)： Astrophysics , X-ray astronomy

Research theme for competitive and other funds (3)：

Papers (27)：

Midooka, Takuya, Sugawara, Yasuharu, Ebisawa, Ken. Long-term X-ray variation of the colliding-wind Wolf-Rayet binary WR 125. Monthly Notices of the Royal Astronomical Society. 2019. 484. 2. 2229-2233
Hitomi Collaboration, Felix Aharonian, Hiroki Akamatsu, Fumie Akimoto, Steven W. Allen, Lorella Angelini, Marc Audard, Hisamitsu Awaki, Magnus Axelsson, Aya Bamba, Marshall, et al. Detection of polarized gamma-ray emission from the Crab nebula with Hitomi Soft Gamma-ray Detector. PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN. 2018. 70. 6
T. Kawamuro, Y. Ueda, M. Shidatsu, T. Hori, M. Morii, S. Nakahira, N. Isobe, N. Kawai, T. Mihara, M. Matsuoka, et al. The 7-year MAXI/GSC X-Ray Source Catalog in the High Galactic Latitude Sky (3MAXI). Astrophysical Journal, Supplement Series. 2018. 238. 2
Felix Aharonian, Hiroki Akamatsu, Fumie Akimoto, Steven W Allen, Lorella Angelini, Marc Audard, Hisamitsu Awaki, Magnus Axelsson, Aya Bamba, Marshall W Bautz, et al. Hitomi X-ray observation of the pulsar wind nebula G21.5-0.9. PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF JAPAN. 2018. 70. 3
Tadayuki Takahashi, Motohide Kokubun, Kazuhisa Mitsuda, Richard L. Kelley, Takaya Ohashi, Felix Aharonian, Hiroki Akamatsu, Fumie Akimoto, Steven W. Allen, Naohisa Anabuki, et al. HITOMI (ASTRO-H) X-ray astronomy satellite. Journal of Astronomical Telescopes, Instruments, and Systems. 2018. 4. 2

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MISC (16)：

Y. Tsuboi, R. Sasaki, Y. Sugawara, M. Matsuoka. A universal correlation between the duration and the x-ray luminosity in Stellar Flares. Proceedings of Science. 2017
Christopher M, P. Russell, Michael F. Corcoran, Jorge Cuadra, Stanley P. Owocki, Q. Daniel Wang, Kenji Hamaguchi, Yasuharu Sugawara, Andrew M. T. Pollock, Timothy R. Kallman. Hydrodynamic and radiative transfer modeling of X-ray emission from colliding WR winds: WR 140 & the Galactic center. 2015
Sugawara, Yasuharu, Tsuboi, Yohko, Maeda, Yoshitomo. The peculiar X-ray variations of the enigmatic massive binary WR 21a. Suzaku-MAXI 2014: Expanding the Frontiers of the X-ray Universe. 2014. pp.pp220-221
Russell, Christopher M. P, Okazaki, Atsuo T, Owocki, Stanley P, Corcoran, Michael F, Hamaguchi, Kenji, Sugawara, Yasuharu. 3D Hydrodynamic & Radiative Transfer Models of X-ray Emission from Colliding Wind Binaries. Suzaku-MAXI 2014: Expanding the Frontiers of the X-ray Universe. 2014. pp.pp208-209
Kawagoe, A, Tsuboi, Y, Sugawara, Y, Maehara, Y, Hashimoto, O, Honda, S, Morihana, K, Iizuka, R, Higa, M, Usui, R, et al. The nature of the giant flare star HD347929 detected with MAXI/GSC. Suzaku-MAXI 2014: Expanding the Frontiers of the X-ray Universe. 2014. pp.pp164-165

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Lectures and oral presentations (68)：

PhoENiXへの期待:恒星フレアの視点から
(宇宙プラズマにおける粒子加速ワークショップ 2018)
星風衝突Wolf-Rayet連星系WR 125のX線光度変動
(日本天文学会2018年秋季年会 2018)
X線分光を用いたWolf-Rayet連星系WR 25の星風測定
(日本天文学会2018年秋季年会 2018)
XMM-Newton衛星で偶然検出された恒星フレアとその発生源
(日本天文学会2018年春季年会 2018)
恒星フレア研究のための中央大学36cm望遠鏡:SCATの立ち上げ
(日本天文学会2018年春季年会 2018)

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Works (1)：

Education (4)：

Professional career (2)：

Committee career (1)：

Association Membership(s) (3)：

International Astronomical Union , 高エネルギー宇宙物理連絡会 , 日本天文学会

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