Multi-dimensional Neutrino Radiation Transfer Calculation and Supernova Explosion Mechanism

• Project/Area Number: 23840023
• Research Category: Grant-in-Aid for Research Activity Start-up
• Allocation Type: Single-year Grants
• Research Field: Particle/Nuclear/Cosmic ray/Astro physics
• Research Institution: Kyoto University
• Principal Investigator: SUWA Yudai 京都大学, 基礎物理学研究所, 特定准教授 (40610811)
• Project Period (FY): 2011 – 2012
• Project Status: Completed (Fiscal Year 2012)
• Budget Amount: ¥3,250,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥750,000); Fiscal Year 2012: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000); Fiscal Year 2011: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
• Keywords: 超新星 / ニュートリノ / 流体力学 / 超新星爆発 / ガンマ線バースト / 流体シミュレーション / 輻射輸送 / 数値シミュレーション

Research Abstract

I performed core-collapse supernova simulations using multi-dimensional neutrino-radiation-hydrodynamic code. I investigated the following two topics; i) the impact of nuclear equation of state, and ii) the dependence of neutrino heating efficiency on special dimension (2D and 3D).

Research Products

• [Journal Article] Neutrino acceleration by bulk matter motion and explosion mechanism of gamma-ray bursts (2013)
  • Author(s): 諏訪雄大
  • Journal Title: Monthly Notices of the Royal Astronomical Society Volume: 428 Issue: 3 Pages: 2443-2449
  • DOI: 10.1093/mnras/sts218
  • Peer Reviewed
• [Journal Article] On the Importance of the Equation of State for the Neutrino-driven Supernova Explosion Mechanism (2013)
  • Author(s): Suwa, Yudai; Takiwaki, Tomoya; Kotake, Kei; Fischer, Tobias; Liebendörfer, Matthias; Sato, Katsuhiko
  • Journal Title: Astrophysical Journal Volume: 764, 99 Issue: 1 Pages: 19-19
  • DOI: 10.1088/0004-637x/764/1/99
  • Peer Reviewed
• [Journal Article] Three-Dimensional Hydrodynamic Core-Collapse Supernova Simulations for an 11.2 Msun Star with Spectral Neutrino Transport (2012)
  • Author(s): Tomoya Takiwaki, Kei Kotake, Yudai Suwa
  • Journal Title: The Astrophysical Journal Volume: Volume749 Issue: 2 Pages: 17-17
  • DOI: 10.1088/0004-637x/749/2/98
  • Peer Reviewed
• [Journal Article] Population III Gamma-Ray Bursts and Breakout Criteria for Accretion-Powered Jets (2012)
  • Author(s): Hiroki Nagakura
  • Journal Title: The Astrophysical Journal Volume: 754 Issue: 2 Pages: 85-121
  • DOI: 10.1088/0004-637x/754/2/85
  • Peer Reviewed
• [Journal Article] Core-Collapse Supernovae as Supercomputing Science: a status report toward 6D simulations with exact Boltzmann neutrino transport in full general relativity (2012)
  • Author(s): K. Kotake, K. Sumiyoshi, S. Yamada, T. Takiwaki, T. Kuroda, Y. Suwa and H. Nagakura
  • Journal Title: Progress of Theoretical and Experimental Physics Volume: 2012 Issue: 1 Pages: 1-34
  • DOI: 10.1093/ptep/pts009
  • Peer Reviewed
• [Journal Article] Long Duration X-Ray Flash and X-Ray Rich Gamma Ray Burst from Low Mass Population III Star (2012)
  • Author(s): 仲内大翼、諏訪雄大、坂本貴紀、樫山和己、中村卓史
  • Journal Title: The Astrophysical Journal Volume: 759 Issue: 2 Pages: 128-19
  • DOI: 10.1088/0004-637x/759/2/128
  • Peer Reviewed
• [Journal Article] Multimessengers from Core-Collapse Supernovae: Multidimensionality as a Key to Bridge Theory and Observation (2012)
  • Author(s): Kei Kotake, Tomoya Takiwaki, Yudai Suwa, Wakana Iwakami Nakano, Shio Kawagoe, Youhei Masada, Shin-ichiro Fujimoto
  • Journal Title: Advances in Astronomy Volume: 428757 Pages: 46-46
  • DOI: 10.1155/2012/428757
  • Peer Reviewed
• [Journal Article] Afterglow of binary neutron star merger (2011)
  • Author(s): M.Shibata, et al
  • Journal Title: Astrophysical Journal Letters Volume: 734 Issue: 2 Pages: L36-L36
  • DOI: 10.1088/2041-8205/734/2/l36
  • Peer Reviewed
• [Journal Article] Truncated Moment Formalism for Radiation Hydrodynamics in Numerical Relativity (2011)
  • Author(s): Masaru Shibata, Kenta Kiuchi
  • Journal Title: Prog. Theo. Phys Volume: 125 Issue: 6 Pages: 1255-1255
  • DOI: 10.1143/ptp.125.1255
  • NAID: 110008685834
  • Peer Reviewed
• [Journal Article] Impacts of Collective Neutrino Oscillations on Core-collapse Supernova Explosions (2011)
  • Author(s): Suwa, Yudai ; Kotake, Kei ; Takiwaki, Tomoya ; Liebendorfer, Matthias ; Sato, Katsuhiko
  • Journal Title: The Astrophysical Journal Volume: 738 Issue: 2 Pages: 165-165
  • DOI: 10.1088/0004-637x/738/2/165
  • Peer Reviewed
• [Presentation] Multidimensional simulation of core-collapse supernovae (2013)
  • Author(s): 諏訪雄大
  • Organizer: Symposium on 'Gravitational Wave Astronomy
  • Place of Presentation: 大阪市立大学, 大阪
  • Year and Date: 2013-03-02
• [Presentation] Physical Ingredients in Core-Collapse Supernova Explosion Mechanism (2012)
  • Author(s): 諏訪雄大
  • Organizer: Quarks to Universe in Computational Science
  • Place of Presentation: 奈良県新公会堂, 奈良
  • Year and Date: 2012-12-15
• [Presentation] Numerical Simulation of Core-Collapse Supernovae (2012)
  • Author(s): 諏訪雄大
  • Organizer: East Asia Numerical Astrophysics Meeting
  • Place of Presentation: 基礎物理学研究所, 京都
  • Year and Date: 2012-10-30
• [Presentation] Axisymmetric simulation of core-collapse supernovae with spectral neutrino transfer (2012)
  • Author(s): 諏訪雄大
  • Organizer: Core-Collapse Supernovae: Models and Observable Signals
  • Place of Presentation: University of Washington, Seattle, USA
  • Year and Date: 2012-07-01
• [Presentation] Axisymmetric simulation of core-collapse supernovae with spectral neutrinotransfer (2012)
  • Author(s): Yudai Suwa
  • Organizer: 16th Workshop on "Nuclear Astrophysics"
  • Place of Presentation: Munich(ドイツ)
  • Year and Date: 2012-03-30
• [Presentation] Multi-dimensional core-collapse supernova simulations and the equation of state influence (2012)
  • Author(s): Yudai Suwa
  • Organizer: Formations of Compact Objects : from the cradle to the grave
  • Place of Presentation: 早稲田大学
  • Year and Date: 2012-03-08
• [Presentation] First Gamma-Ray Bursts Imprinting Population III Progenitor Structure (2012)
  • Author(s): 諏訪雄大
  • Organizer: First Stars IV, ハートピア京都
  • Place of Presentation: 京都
• [Presentation] On the importance of the equation of state for the neutrino-driven supernova explosion mechanism (2012)
  • Author(s): Yudai Suwa
  • Organizer: Death of Massive Stars : Supernovae & Gamma-Ray Bursts
  • Place of Presentation: 日光千姫物語、日光市(ポスター)
• [Presentation] 状態方程式の違いは爆発にどのくらい影響を及ぼすのか? (2011)
  • Author(s): 諏訪雄大
  • Organizer: 超新星爆発と数値シミュレーション
  • Place of Presentation: 京都大学
  • Year and Date: 2011-12-27
• [Presentation] コラプサーモデルにおける非熱的ニュートリノ生成と対消滅効率 (2011)
  • Author(s): 諏訪雄大
  • Organizer: 高エネルギー宇宙物理学研究会
  • Place of Presentation: 大阪大学
  • Year and Date: 2011-12-17
• [Presentation] 初代星が起こすガンマ線バーストの特徴 (2011)
  • Author(s): 諏訪雄大
  • Organizer: ガンマ線バースト将来衛星検討会議
  • Place of Presentation: 東京大学(招待)
  • Year and Date: 2011-12-06
• [Presentation] 状態方程式がニュートリノ駆動型超新星爆発に及ぼす影響 (2011)
  • Author(s): 諏訪雄大
  • Organizer: 素核宇融合による計算基礎物理学の進展
  • Place of Presentation: 合歓の里、志摩市
  • Year and Date: 2011-12-04
• [Presentation] 初代星のガンマ線バースト形成可能性 (2011)
  • Author(s): 諏訪雄大、井岡邦仁
  • Organizer: 日本天文学会秋季年会
  • Place of Presentation: 鹿児島大学
  • Year and Date: 2011-09-22
• [Presentation] 初代星はガンマ線バーストを起こすことができるか? (2011)
  • Author(s): 諏訪雄大、井岡邦仁
  • Organizer: 日本物理学会秋季大会
  • Place of Presentation: 弘前大学
  • Year and Date: 2011-09-16
• [Presentation] Can Gamma-Ray Burst Jets Break Out the First Stars? (2011)
  • Author(s): Yudai Suwa
  • Organizer: Chemical Evolution of GRB Host Galaxies
  • Place of Presentation: Bolzano(イタリア)
  • Year and Date: 2011-07-19
• [Presentation] 重力崩壊型超新星爆発 (2011)
  • Author(s): 諏訪雄大
  • Organizer: HPCI戦略5分野合同研究交流会
  • Place of Presentation: 計算科学研究機構(招待)
  • Year and Date: 2011-06-22
• [Presentation] Axisymmetric Supernova Simulation with Spectral Neutrino Transfer (2011)
  • Author(s): Yudai Suwa
  • Organizer: Explosive Ideas about Massive Stars-from Observations to Modeling
  • Place of Presentation: Stockholm(スウェーデン)(ポスター)
• [Presentation] 超新星を起こす親星の限界質量はどこにあるのか? (2011)
  • Author(s): 諏訪雄大
  • Organizer: 第24回理論懇シンポジウム
  • Place of Presentation: 国立天文台(ポスター)
• [Presentation] 超新星爆発における核物質状態方程式の影響
  • Author(s): 諏訪雄大
  • Organizer: 日本物理学会秋季大会
  • Place of Presentation: 京都産業大学
• [Presentation] ニュートリノ駆動型超新星爆発と核物質状態方程式
  • Author(s): 諏訪雄大
  • Organizer: 日本天文学会春季年会
  • Place of Presentation: 埼玉大学
• [Remarks]
  • URL: http://www2.yukawa.kyoto-u.ac.jp/~suwa/
• [Remarks] Web Site of Yudai Suwa
  • URL: http://www2.yukawa.kyoto-u.ac.jp/~suwa/
• [Remarks]
  • URL: http://www2.yukawa.kyoto-u.ac.jp/~suwa/