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Employment (8)

National Institute of Technology, Numazu College: Numazu, Shizuoka, JP

2019-04-01 to present | Professor (Physics Group)
Employment
Source: Self-asserted source
Kohsuke Sumiyoshi

Numazu College of Technology: Numazu, Shizuoka, JP

2012-04-01 to 2019-03-31 | Professor (Physics Group)
Employment
Source: Self-asserted source
Kohsuke Sumiyoshi

Numazu College of Technology: Numazu, Shizuoka, JP

2001-04-01 to 2012-03-31 | Associate Professor (Physics Group)
Employment
Source: Self-asserted source
Kohsuke Sumiyoshi

Numazu College of Technology: Numazu, Shizuoka, JP

2000-04-01 to 2001-03-31 | Lecturer (Physics Group)
Employment
Source: Self-asserted source
Kohsuke Sumiyoshi

RIKEN: Wako, Saitama, JP

1995-04-01 to 2000-03-31 | Research Scientist (Wako Campus)
Employment
Source: Self-asserted source
Kohsuke Sumiyoshi

Max-Planck-Institut für Astrophysik: Garching, Bayern, DE

1996-04-01 to 1997-03-31 | Humboldt research fellow
Employment
Source: Self-asserted source
Kohsuke Sumiyoshi

RIKEN: Wako, Saitama, JP

1994-04-01 to 1995-03-31 | STA research fellow (Wako Campus)
Employment
Source: Self-asserted source
Kohsuke Sumiyoshi

KEK: Tsukuba, Ibaraki, JP

1993-04-01 to 1994-03-31 | JSPS research fellow (Theory Group)
Employment
Source: Self-asserted source
Kohsuke Sumiyoshi

Education and qualifications (3)

Tokyo Metropolitan University: Hachioji, Tokyo, JP

1990-04-01 to 1993-03-31 | Doctor of Science (Department of Physics)
Education
Source: Self-asserted source
Kohsuke Sumiyoshi

Tokyo Metropolitan University: Setagaya, Tokyo, JP

1988-04-01 to 1990-03-31 | Master of Science (Department of Physics)
Education
Source: Self-asserted source
Kohsuke Sumiyoshi

Tokyo Metropolitan University: Meguro, Tokyo, JP

1984-04-01 to 1988-03-31 | Bachelor (Department of Physics)
Education
Source: Self-asserted source
Kohsuke Sumiyoshi

Works (31)

Influence of Effective Nucleon Mass on Equation of State for Supernova Simulations and Neutron Stars

The Astrophysical Journal
2025-02-10 | Journal article
DOI: 10.3847/1538-4357/ada6b3
Contributors: Shuying Li; Junbo Pang; Hong Shen; Jinniu Hu; Kohsuke Sumiyoshi
Source: check_circle
Crossref

Observing Supernova Neutrino Light Curves with Super-Kamiokande. V. Distance Estimation with Neutrinos

The Astrophysical Journal
2025-02-10 | Journal article
DOI: 10.3847/1538-4357/adabe2
Contributors: Yudai Suwa; Akira Harada; Masamitsu Mori; Ken’ichiro Nakazato; Ryuichiro Akaho; Masayuki Harada; Yusuke Koshio; Fumi Nakanishi; Kohsuke Sumiyoshi; Roger A. Wendell
Source: check_circle
Crossref

Neutron star kick driven by asymmetric fast-neutrino flavor conversion

Physical Review D
2024-05-13 | Journal article
DOI: 10.1103/PhysRevD.109.103017
Contributors: Hiroki Nagakura; Kohsuke Sumiyoshi
Source: check_circle
Crossref

Physical mechanism of core-collapse supernovae that neutrinos drive

Proceedings of the Japan Academy, Series B
2024-03-11 | Journal article
DOI: 10.2183/pjab.100.015
Contributors: Shoichi YAMADA; Hiroki NAGAKURA; Ryuichiro AKAHO; Akira HARADA; Shun FURUSAWA; Wakana IWAKAMI; Hirotada OKAWA; Hideo MATSUFURU; Kohsuke SUMIYOSHI
Source: check_circle
Crossref

Observing Supernova Neutrino Light Curves with Super-Kamiokande. IV. Development of SPECIAL BLEND: A New Public Analysis Code for Supernova Neutrinos

The Astrophysical Journal
2023-09-01 | Journal article
DOI: 10.3847/1538-4357/ace52e
Contributors: Akira Harada; Yudai Suwa; Masayuki Harada; Yusuke Koshio; Masamitsu Mori; Fumi Nakanishi; Ken’ichiro Nakazato; Kohsuke Sumiyoshi; Roger A. Wendell
Source: check_circle
Crossref

Protoneutron Star Convection Simulated with a New General Relativistic Boltzmann Neutrino Radiation Hydrodynamics Code

The Astrophysical Journal
2023-02-01 | Journal article
DOI: 10.3847/1538-4357/acad76
Contributors: Ryuichiro Akaho; Akira Harada; Hiroki Nagakura; Wakana Iwakami; Hirotada Okawa; Shun Furusawa; Hideo Matsufuru; Kohsuke Sumiyoshi; Shoichi Yamada
Source: check_circle
Crossref

Impact of late-time neutrino emission on the diffuse supernova neutrino background

Physical Review D
2022-08-26 | Journal article
DOI: 10.1103/PhysRevD.106.043026
Contributors: Nick Ekanger; Shunsaku Horiuchi; Kei Kotake; Kohsuke Sumiyoshi
Source: check_circle
Crossref

Observing Supernova Neutrino Light Curves with Super-Kamiokande. III. Extraction of Mass and Radius of Neutron Stars from Synthetic Data

The Astrophysical Journal
2022-07-01 | Journal article
DOI: 10.3847/1538-4357/ac795e
Contributors: Yudai Suwa; Akira Harada; Masayuki Harada; Yusuke Koshio; Masamitsu Mori; Fumi Nakanishi; Ken’ichiro Nakazato; Kohsuke Sumiyoshi; Roger A. Wendell
Source: check_circle
Crossref

Principal-axis Analysis of the Eddington Tensor for the Early Post-bounce Phase of Rotational Core-collapse Supernovae

The Astrophysical Journal
2022-07-01 | Journal article
DOI: 10.3847/1538-4357/ac714b
Contributors: Wakana Iwakami; Akira Harada; Hiroki Nagakura; Ryuichiro Akaho; Hirotada Okawa; Shun Furusawa; Hideo Matsufuru; Kohsuke Sumiyoshi; Shoichi Yamada
Source: check_circle
Crossref

Observing Supernova Neutrino Light Curves with Super-Kamiokande. II. Impact of the Nuclear Equation of State

The Astrophysical Journal
2022-01-01 | Journal article
DOI: 10.3847/1538-4357/ac3ae2
Contributors: Ken’ichiro Nakazato; Fumi Nakanishi; Masayuki Harada; Yusuke Koshio; Yudai Suwa; Kohsuke Sumiyoshi; Akira Harada; Masamitsu Mori; Roger A. Wendell
Source: check_circle
Crossref

Equation of state and neutrino transfer in supernovae and neutron stars

The European Physical Journal A
2021-12 | Journal article
DOI: 10.1140/epja/s10050-021-00644-z
Contributors: Kohsuke Sumiyoshi
Source: check_circle
Crossref

Multidimensional Boltzmann Neutrino Transport Code in Full General Relativity for Core-collapse Simulations

The Astrophysical Journal
2021-03-01 | Journal article
DOI: 10.3847/1538-4357/abe1bf
Contributors: Ryuichiro Akaho; Akira Harada; Hiroki Nagakura; Kohsuke Sumiyoshi; Wakana Iwakami; Hirotada Okawa; Shun Furusawa; Hideo Matsufuru; Shoichi Yamada
Source: check_circle
Crossref

Properties of Neutrino Transfer in a Deformed Remnant of a Neutron Star Merger

The Astrophysical Journal
2021-02-01 | Journal article
DOI: 10.3847/1538-4357/abce63
Contributors: Kohsuke Sumiyoshi; Sho Fujibayashi; Yuichiro Sekiguchi; Masaru Shibata
Source: check_circle
Crossref

Simulations of the Early Postbounce Phase of Core-collapse Supernovae in Three-dimensional Space with Full Boltzmann Neutrino Transport

The Astrophysical Journal
2020-11-01 | Journal article
DOI: 10.3847/1538-4357/abb8cf
Contributors: Wakana Iwakami; Hirotada Okawa; Hiroki Nagakura; Akira Harada; Shun Furusawa; Kosuke Sumiyoshi; Hideo Matsufuru; Shoichi Yamada
Source: check_circle
Crossref

The Boltzmann-radiation-hydrodynamics Simulations of Core-collapse Supernovae with Different Equations of State: The Role of Nuclear Composition and the Behavior of Neutrinos

The Astrophysical Journal
2020-10-01 | Journal article
DOI: 10.3847/1538-4357/abb5a9
Contributors: Akira Harada; Hiroki Nagakura; Wakana Iwakami; Hirotada Okawa; Shun Furusawa; Kohsuke Sumiyoshi; Hideo Matsufuru; Shoichi Yamada
Source: check_circle
Crossref

Effects of Symmetry Energy on the Equation of State for Simulations of Core-collapse Supernovae and Neutron-star Mergers

The Astrophysical Journal
2020-03-10 | Journal article
DOI: 10.3847/1538-4357/ab72fd
Contributors: Hong Shen; Fan Ji; Jinniu Hu; Kohsuke Sumiyoshi
Source: check_circle
Crossref

Fast collective neutrino oscillations inside the neutrino sphere in core-collapse supernovae

Physical Review D
2020-01-31 | Journal article
DOI: 10.1103/PhysRevD.101.023018
Contributors: Milad Delfan Azari; Shoichi Yamada; Taiki Morinaga; Hiroki Nagakura; Shun Furusawa; Akira Harada; Hirotada Okawa; Wakana Iwakami; Kohsuke Sumiyoshi
Source: check_circle
Crossref

Influence of Density Dependence of Symmetry Energy in Hot and Dense Matter for Supernova Simulations

The Astrophysical Journal
2019-12-20 | Journal article
DOI: 10.3847/1538-4357/ab5443
Contributors: Kohsuke Sumiyoshi; Ken’ichiro Nakazato; Hideyuki Suzuki; Jinniu Hu; Hong Shen
Source: check_circle
Crossref

Determination of properties of protoneutron stars toward black hole formation via gravitational wave observations

Physical Review D
2019-10-14 | Journal article
DOI: 10.1103/PhysRevD.100.083008
Contributors: Hajime Sotani; Kohsuke Sumiyoshi
Source: check_circle
Crossref

Observing Supernova Neutrino Light Curves with Super-Kamiokande: Expected Event Number over 10 s

The Astrophysical Journal
2019-08-20 | Journal article
DOI: 10.3847/1538-4357/ab2e05
Contributors: Yudai Suwa; Kohsuke Sumiyoshi; Ken’ichiro Nakazato; Yasufumi Takahira; Yusuke Koshio; Masamitsu Mori; Roger A. Wendell
Source: check_circle
Crossref

Possible Early Linear Acceleration of Proto-neutron Stars via Asymmetric Neutrino Emission in Core-collapse Supernovae

The Astrophysical Journal Letters
2019-08-01 | Journal article
DOI: 10.3847/2041-8213/ab30ca
Contributors: Hiroki Nagakura; Kohsuke Sumiyoshi; Shoichi Yamada
Source: check_circle
Crossref

Three-dimensional Boltzmann-hydro Code for Core-collapse in Massive Stars. III. A New Method for Momentum Feedback from Neutrino to Matter

The Astrophysical Journal
2019-06-20 | Journal article
DOI: 10.3847/1538-4357/ab2189
Contributors: Hiroki Nagakura; Kohsuke Sumiyoshi; Shoichi Yamada
Source: check_circle
Crossref

On the Neutrino Distributions in Phase Space for the Rotating Core-collapse Supernova Simulated with a Boltzmann-neutrino-radiation-hydrodynamics Code

The Astrophysical Journal
2019-02-20 | Journal article
DOI: 10.3847/1538-4357/ab0203
Contributors: Akira Harada; Hiroki Nagakura; Wakana Iwakami; Hirotada Okawa; Shun Furusawa; Hideo Matsufuru; Kohsuke Sumiyoshi; Shoichi Yamada
Source: check_circle
Crossref

Comparing Treatments of Weak Reactions with Nuclei in Simulations of Core-collapse Supernovae

The Astrophysical Journal Supplement Series
2019-02-01 | Journal article
DOI: 10.3847/1538-4365/aafac9
Contributors: Hiroki Nagakura; Shun Furusawa; Hajime Togashi; Sherwood Richers; Kohsuke Sumiyoshi; Shoichi Yamada
Source: check_circle
Crossref

The Evolution toward Electron Capture Supernovae: The Flame Propagation and the Pre-bounce Electron–Neutrino Radiation

The Astrophysical Journal
2019-02-01 | Journal article
DOI: 10.3847/1538-4357/aaf8a8
Contributors: Koh Takahashi; Kohsuke Sumiyoshi; Shoichi Yamada; Hideyuki Umeda; Takashi Yoshida
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Crossref

Simulations of Core-collapse Supernovae in Spatial Axisymmetry with Full Boltzmann Neutrino Transport

The Astrophysical Journal
2018-02-20 | Journal article
DOI: 10.3847/1538-4357/aaac29
Contributors: Hiroki Nagakura; Wakana Iwakami; Shun Furusawa; Hirotada Okawa; Akira Harada; Kohsuke Sumiyoshi; Shoichi Yamada; Hideo Matsufuru; Akira Imakura
Source: check_circle
Crossref

A Detailed Comparison of Multidimensional Boltzmann Neutrino Transport Methods in Core-collapse Supernovae

The Astrophysical Journal
2017-10-01 | Journal article
DOI: 10.3847/1538-4357/aa8bb2
Contributors: Sherwood Richers; Hiroki Nagakura; Christian D. Ott; Joshua Dolence; Kohsuke Sumiyoshi; Shoichi Yamada
Source: check_circle
Crossref

Three-dimensional Boltzmann-Hydro Code for Core-collapse in Massive Stars. II. The Implementation of Moving-mesh for Neutron Star Kicks

The Astrophysical Journal Supplement Series
2017-04-01 | Journal article
DOI: 10.3847/1538-4365/aa69ea
Contributors: Hiroki Nagakura; Wakana Iwakami; Shun Furusawa; Kohsuke Sumiyoshi; Shoichi Yamada; Hideo Matsufuru; Akira Imakura
Source: check_circle
Crossref

NEUTRINO EMISSIVITIES FROM DEUTERON BREAKUP AND FORMATION IN SUPERNOVAE

The Astrophysical Journal
2015-03-05 | Journal article
DOI: 10.1088/0004-637X/801/2/78
Contributors: S. Nasu; S. X. Nakamura; K. Sumiyoshi; T. Sato; F. Myhrer; K. Kubodera
Source: check_circle
Crossref

MULTI-DIMENSIONAL FEATURES OF NEUTRINO TRANSFER IN CORE-COLLAPSE SUPERNOVAE

The Astrophysical Journal Supplement Series
2014-12-23 | Journal article
DOI: 10.1088/0067-0049/216/1/5
Contributors: K. Sumiyoshi; T. Takiwaki; H. Matsufuru; S. Yamada
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Crossref

THREE-DIMENSIONAL BOLTZMANN HYDRO CODE FOR CORE COLLAPSE IN MASSIVE STARS. I. SPECIAL RELATIVISTIC TREATMENTS

The Astrophysical Journal Supplement Series
2014-09-18 | Journal article
DOI: 10.1088/0067-0049/214/2/16
Contributors: Hiroki Nagakura; Kohsuke Sumiyoshi; Shoichi Yamada
Source: check_circle
Crossref
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