Rchr
J-GLOBAL ID:201801016325845998
Update date: Aug. 19, 2024 Kyutoku Koutarou
キュウトク コウタロウ | Kyutoku Koutarou
Affiliation and department: Job title:
Professor
Research field (3):
Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
, Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
, Astronomy
Research keywords (8):
astrophysics
, high-energy astrophysics
, gravitational waves
, gravity
, general relativity
, black hole
, neutron star
, numerical relativity
Research theme for competitive and other funds (12): - 2022 - 2025 Developing numerical-relativity codes for high-precision computations of gravitational waves toward third-generation gravitational-wave detectors
- 2020 - 2024 Computing electromagnetic and gravitational-wave signals from neutron star mergers
- 2018 - 2023 クォークから中性子星へ:QCDの挑戦
- 2019 - 2022 Study of black hole-neutron star binary mergers in the era of multi-messenger astronomy
- 2017 - 2021 21cm線観測を用いた新しい宇宙物理学
- 2016 - 2021 X線突発天体の監視による重力波源の同定とブラックホール形成メカニズムの研究
- 2018 - 2020 ブラックホール・中性子星連星合体からの高精度重力波波形の計算
- 2018 - 2019 重力波・電磁波の多粒子天文学によるガンマ線バースト中心エンジンの解明
- 2016 - 2017 全粒子天文学で探る中性子星の性質と重元素の起源
- 2015 - 2017 ブラックホール・中性子星連星からの正確な重力波の計算に向けた離心率低減の研究
- 2013 - 2015 重力波観測による中性子星の状態方程式決定法の研究
- 2009 - 2012 ブラックホールと中性子星との合体に対する一般相対論的研究
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Papers (81): -
Kenta Kiuchi, Sho Fujibayashi, Kota Hayashi, Koutarou Kyutoku, Yuichiro Sekiguchi, Masaru Shibata. Self-Consistent Picture of the Mass Ejection from a One Second Long Binary Neutron Star Merger Leaving a Short-Lived Remnant in a General-Relativistic Neutrino-Radiation Magnetohydrodynamic Simulation. Physical Review Letters. 2023. 131. 1. 011401
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Kota Hayashi, Kenta Kiuchi, Koutarou Kyutoku, Yuichiro Sekiguchi, Masaru Shibata. General-relativistic neutrino-radiation magnetohydrodynamics simulation of seconds-long black hole-neutron star mergers: Dependence on the initial magnetic field strength, configuration, and neutron-star equation of state. Physical Review D. 2023. 107. 12. 123001
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Yuki Fujimoto, Kenji Fukushima, Kenta Hotokezaka, Koutarou Kyutoku. Gravitational Wave Signal for Quark Matter with Realistic Phase Transition. Physical Review Letters. 2023. 130. 9. 091404
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Koutarou Kyutoku, Hayato Motohashi, Takahiro Tanaka. Quasinormal modes of Schwarzschild black holes on the real axis. Physical Review D. 2023. 107. 4. 044012
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Sho Fujibayashi, Kenta Kiuchi, Shinya Wanajo, Koutarou Kyutoku, Yuichiro Sekiguchi, Masaru Shibata. Comprehensive Study of Mass Ejection and Nucleosynthesis in Binary Neutron Star Mergers Leaving Short-lived Massive Neutron Stars. The Astrophysical Journal. 2023. 942. 1. 39-39
more... MISC (3): -
Kyohei Kawaguchi, Koutarou Kyutoku, Hiroyuki Nakano, Masaru Shibata. Extracting the cutoff frequency in the gravitational-wave spectrum of black hole-neutron star mergers. 2017
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K. Kyutoku, B.D. Lackey, M. Shibata, P.R. Brady, J.L. Friedman. Extracting equations of state parameters from black hole-neutron star mergers. Proceedings of the 21st Workshop on General Relativity and Gravitation in Japan, JGRG 2011. 2011. 228-231
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K. Kyutoku, M. Shibata, T. Yamamoto, K. Taniguchi. Black hole-neutron star binaries in numerical relativity. Proceedings of the 19th Workshop on General Relativity and Gravitation in Japan, JGRG 2009. 2009. 205-208
Books (2): - 重力波の源 (Yukawaライブラリー 1)
朝倉書店 2018 ISBN:4254138016
- The black hole-neutron star binary merger in full general relativity
Springer 2013 ISBN:4431542000
Education (4): - 2009 - 2012 Kyoto University Graduate School of Science Division of physics and astronomy
- 2007 - 2009 The University of Tokyo Graduate School of Science Department of Physics
- 2005 - 2007 The University of Tokyo Faculty of Science Department of Physics
- 2003 - 2005 The University of Tokyo Collage of Arts and Sciences Natural Sciences I
Professional career (1): - D. Sci (Kyoto University)
Work history (7): - 2024/04 - 現在 Chiba University Department of Physics, Graduate School of Science Professor
- 2019/05 - 2024/03 Kyoto University Graduate School of Science Division of Physics and Astronomy Associate Professor
- 2017/01 - 2019/04 High Energy Accelerator Research Organization Institute of Particle and Nuclear Studies, Theory Center Assistant Professor
- 2015/04 - 2016/12 RIKEN iTHES Special Postdoctoral Researcher
- 2015/02 - 2015/03 RIKEN iTHES Research Assistant
- 2013/02 - 2015/02 University of Wisconsin-Milwaukee Department of Physics JSPS Postdoctoral Fellow for Research Abroad
- 2012/04 - 2013/02 High Energy Accelerator Research Organization Institute of Particle and Nuclear Studies, Theory Center Postdoctoral Researcher
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Awards (3): - 2024/04 - 文部科学省 科学技術分野の文部科学大臣表彰 若手科学者賞 マルチメッセンジャー天体物理の理論的研究
- 2024/03 - American Physical Society APS Outstanding Referee
- The Physical Society of Japan Young Scientist Award of the Physical Society of Japan, 2020 Theoretical studies on multi-messenger astrophysics
Association Membership(s) (2):
Rironkon
, The Physical Society of Japan
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