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NSR database version of April 24, 2024.

Search: Author = K.Sumiyoshi

Found 47 matches.

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2023SU01      Prog.Theor.Exp.Phys. 2023, 013E02 (2023)

K.Sumiyoshi, S.Furusawa, H.Nagakura, A.Harada, H.Togashi, K.Nakazato, H.Suzuki

Effects of nuclear matter and composition in core-collapse supernovae and long-term proto-neutron star cooling

doi: 10.1093/ptep/ptac167
Citations: PlumX Metrics

2022SU14      Astrophys.J. 934, 15 (2022)

Y.Suwa, A.Harada, M.Harada, Y.Koshio, M.Mori, F.Nakanishi, K.Nakazato, K.Sumiyoshi, R.A.Wendell

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

doi: 10.3847/1538-4357/ac795e
Citations: PlumX Metrics

2021SU24      Eur.Phys.J. A 57, 331 (2021)


Equation of state and neutrino transfer in supernovae and neutron stars

doi: 10.1140/epja/s10050-021-00644-z
Citations: PlumX Metrics

2017FU01      Nucl.Phys. A957, 188 (2017)

S.Furusawa, K.Sumiyoshi, S.Yamada, H.Suzuki

Supernova equations of state including full nuclear ensemble with in-medium effects

doi: 10.1016/j.nuclphysa.2016.09.002
Citations: PlumX Metrics

2017FU02      Phys.Rev. C 95, 025809 (2017)

S.Furusawa, H.Nagakura, K.Sumiyoshi, C.Kato, S.Yamada

Dependence of weak interaction rates on the nuclear composition during stellar core collapse

doi: 10.1103/PhysRevC.95.025809
Citations: PlumX Metrics

2017FU05      J.Phys.(London) G44, 94001 (2017)

S .Furusawa, H.Togashi, H.Nagakura, K.Sumiyoshi, S.Yamada, H.Suzuki, M.Takano

A new equation of state for core-collapse supernovae based on realistic nuclear forces and including a full nuclear ensemble

doi: 10.1088/1361-6471/aa7f35
Citations: PlumX Metrics

2013BU08      Nucl.Phys. A907, 13 (2013)

N.Buyukcizmeci, A.S.Botvina, I.N.Mishustin, R.Ogul, M.Hempel, J.Schaffner-Bielich, F.-K.Thielemann, S.Furusawa, K.Sumiyoshi, S.Yamada, H.Suzuki

A comparative study of statistical models for nuclear equation of state of stellar matter

doi: 10.1016/j.nuclphysa.2013.03.010
Citations: PlumX Metrics

2010OH03      Nucl.Phys. A835, 374c (2010)

A.Ohnishi, K.Tsubakihara, K.Sumiyoshi, C.Ishizuka, S.Yamada, H.Suzuki

EOS of hyperonic matter for core-collapse supernovae

doi: 10.1016/j.nuclphysa.2010.01.222
Citations: PlumX Metrics

2010SU32      Nucl.Phys. A835, 295c (2010)

K.Sumiyoshi, K.Nakazato, C.Ishizuka, A.Ohnishi, S.Yamada, H.Suzuki

Emergence of hyperons in failed supernovae with short neutrino bursts

doi: 10.1016/j.nuclphysa.2010.01.205
Citations: PlumX Metrics

2009NA26      Phys.Rev. C 80, 035802 (2009)

S.X.Nakamura, K.Sumiyoshi, T.Sato

Neutrino deuteron reaction in the heating mechanism of core-collapse supernovae

NUCLEAR REACTIONS 2H(ν, e2p), (ν, e+2n), (ν, ν'np), (ν, d), E=0-140 MeV; calculated total σ and energy transfer cross sections reactions with the phenomenological Lagrangian approach. Comparison with ν+3H, ν+3He and ν+4He reactions.

doi: 10.1103/PhysRevC.80.035802
Citations: PlumX Metrics

2008SU09      Phys.Rev. C 77, 055804 (2008)

K.Sumiyoshi, G.Ropke

Appearance of light clusters in post-bounce evolution of core-collapse supernovae

doi: 10.1103/PhysRevC.77.055804
Citations: PlumX Metrics

2007KA48      Nucl.Phys. A791, 232 (2007)

H.Kanzawa, K.Oyamatsu, K.Sumiyoshi, M.Takano

Variational calculation for the equation of state of nuclear matter at finite temperatures

doi: 10.1016/j.nuclphysa.2007.01.098
Citations: PlumX Metrics

2006SU16      Nucl.Phys. B(Proc.Supp.) S159, 27 (2006)


Neutrino-nucleus interactions and supernova modeling

doi: 10.1016/j.nuclphysbps.2006.08.024
Citations: PlumX Metrics

2005RO36      Part. and Nucl., Lett. 128, 25 (2005)

G.Ropke, A.Grigo, K.Sumiyoshi, H.Shen

The nuclear matter equation of state including light clusters

2005SU17      Nucl.Phys. A758, 63c (2005)

K.Sumiyoshi, S.Yamada, H.Suzuki, H.Shen, H.Toki

An approach toward the successful supernova explosion by physics of unstable nuclei

doi: 10.1016/j.nuclphysa.2005.05.017
Citations: PlumX Metrics

2004IS18      Prog.Theor.Phys.(Kyoto), Suppl. 156, 152 (2004)

C.Ishizuka, A.Ohnishi, K.Sumiyoshi, S.Yamada

Finite Temperature Effects on Supernova Explosion Energy and Hyperon Composition

doi: 10.1143/PTPS.156.152
Citations: PlumX Metrics

2004SU03      Nucl.Phys. A730, 227 (2004)

K.Sumiyoshi, H.Suzuki, S.Yamada, H.Toki

Properties of a relativistic equation of state for collapse-driven supernovae

doi: 10.1016/j.nuclphysa.2003.10.007
Citations: PlumX Metrics

2003IS08      Nucl.Phys. A723, 517 (2003)

C.Ishizuka, A.Ohnishi, K.Sumiyoshi

Liquid-gas phase transition of supernova matter and its relation to nucleosynthesis

doi: 10.1016/S0375-9474(03)01324-1
Citations: PlumX Metrics

2003SH33      Nucl.Phys. A721, 1048c (2003)

H.Shen, H.Toki, K.Oyamatsu, K.Sumiyoshi

Relativistic equation of state for supernova and neutron star

doi: 10.1016/S0375-9474(03)01282-X
Citations: PlumX Metrics

2003SU15      Nucl.Phys. A718, 303c (2003)


Patterns of r-process in collapse-driven supernovae: delayed or prompt mechanism?

doi: 10.1016/S0375-9474(03)00731-0
Citations: PlumX Metrics

2003SU17      Nucl.Phys. A718, 703c (2003)

H.Suzuki, H.Kogure, F.Tomioka, K.Sumiyoshi, S.Yamada, H.Shen

Protoneutron Star Cooling with a New Equation of State

doi: 10.1016/S0375-9474(03)00894-7
Citations: PlumX Metrics

2003SU26      Nucl.Phys. A721, 1036c (2003)


R-process in prompt and delayed supernova explosions

doi: 10.1016/S0375-9474(03)01279-X
Citations: PlumX Metrics

2003TE10      Nucl.Phys. A718, 641c (2003)

M.Terasawa, K.Sumiyoshi, T.Kajino

The r-Process in Neutrino-Driven Winds from a Typical Neutron Star with M = 1.4M(solar)

doi: 10.1016/S0375-9474(03)00910-2
Citations: PlumX Metrics

2002IS14      Prog.Theor.Phys.(Kyoto), Suppl. 146, 373 (2002)

C.Ishizuka, A.Ohnishi, K.Sumiyoshi

Fragment Distribution in Coexistence Phase of Supernova Matter

doi: 10.1143/PTPS.146.373
Citations: PlumX Metrics

2002IS15      Prog.Theor.Phys.(Kyoto), Suppl. 146, 569 (2002)

C.Ishizuka, A.Ohnishi, K.Sumiyoshi

Nucleosynthesis and Characteristics in Liquid-Gas Coexistence Phase of Supernova Matter

doi: 10.1143/PTPS.146.569
Citations: PlumX Metrics

2002SU19      Nucl.Phys. A709, 467 (2002)

K.Sumiyoshi, H.Utsunomiya, S.Goko, T.Kajino

Astrophysical Reaction Rate for α(αn, γ)9Be by Photodisintegration

NUCLEAR REACTIONS 9Be(γ, n), E ≈ 1.5-4.5 MeV; measured σ; deduced resonance parameters, astrophysical reaction rate for α(αn, γ).

doi: 10.1016/S0375-9474(02)01058-8
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2004.

2002SU29      Prog.Theor.Phys.(Kyoto), Suppl. 146, 258 (2002)


r-Process Nucleosynthesis in Supernova Explosions - From Unstable Nuclei to Observation of Stars -

doi: 10.1143/PTPS.146.258
Citations: PlumX Metrics

2002TE14      Astrophys.J. 578, L137 (2002)

M.Terasawa, K.Sumiyoshi, S.Yamada, H.Suzuki, T.Kajino

r-Process nucleosynthesis in neutrino-driven winds from a typical neutron star with M = 1.4 M(solar)

doi: 10.1086/344698
Citations: PlumX Metrics

2001SU12      Nucl.Phys. A688, 478c (2001)

K.Sumiyoshi, M.Terasawa, H.Suzuki, S.Yamada, H.Toki, G.J.Mathews, T.Kajino

Relativistic Simulations of Supernovae and the r-Process; A new relativistic EOS and nuclear reaction network

doi: 10.1016/S0375-9474(01)00761-8
Citations: PlumX Metrics

2001SU20      Phys.Rev. C64, 054310 (2001)

S.Sugimoto, K.Sumiyoshi, H.Toki

Relativistic Hartree-Bogoliubov Approach for Nuclear Matter with Nonlinear Coupling Terms

doi: 10.1103/PhysRevC.64.054310
Citations: PlumX Metrics

2001SU23      Astrophys.J. 562, 880 (2001)

K.Sumiyoshi, M.Terasawa, G.J.Mathews, T.Kajino, S.Yamada, H.Suzuki

r-Process in Prompt Supernova Explosions Revisited

doi: 10.1086/323524
Citations: PlumX Metrics

2001TE04      Nucl.Phys. A688, 581c (2001)

M.Terasawa, K.Sumiyoshi, T.Kajino, I.Tanihata, G.J.Mathews, K.Langanke

New Nuclear Reaction Flow During r-Process Nucleosynthesis in Supernovae: The critical role of light neutron-rich nuclei

doi: 10.1016/S0375-9474(01)00795-3
Citations: PlumX Metrics

2001TE05      Astrophys.J. 562, 470 (2001)

M.Terasawa, K.Sumiyoshi, T.Kajino, G.J.Mathews, I.Tanihata

New Nuclear Reaction Flow During r-Process Nucleosynthesis in Supernova: Critical role of light, neutron-rich nuclei

doi: 10.1086/323526
Citations: PlumX Metrics

2001UT03      Nucl.Phys. A688, 340c (2001)

H.Utsunomiya, Y.Yonezawa, H.Akimune, T.Yamagata, M.Ohta, H.Toyokawa, H.Ohgaki, K.Sumiyoshi

Photodisintegration of 9Be and the Reaction Rate for α(αn, γ)9Be

NUCLEAR REACTIONS 9Be(γ, n), E=1.5-6 MeV; measured En, Eγ, σ; deduced reaction rate for 4He(αn, γ) reaction. Comparison with compilations.

doi: 10.1016/S0375-9474(01)00723-0
Citations: PlumX Metrics

1999SU17      Nucl.Phys. A658, 313 (1999)

T.Suzuki, R.Kanungo, O.Bochkarev, L.Chulkov, D.Cortina, M.Fukuda, H.Geissel, M.Hellstrom, M.Ivanov, R.Janik, K.Kimura, T.Kobayashi, A.A.Korsheninnikov, G.Munzenberg, F.Nickel, A.A.Ogloblin, A.Ozawa, M.Pfutzner, V.Pribora, H.Simon, B.Sitar, P.Strmen, K.Sumiyoshi, K.Summerer, I.Tanihata, M.Winkler, K.Yoshida

Nuclear Radii of 17, 19B and 14Be

NUCLEAR REACTIONS C(17B, X), (19B, X), (14Be, X), E ≈ 800 MeV/nucleon; measured interaction σ. 14Be, 17,19B deduced rms radii, neutron halo features. Secondary beam from 40Ar fragmentation.

doi: 10.1016/S0375-9474(99)00376-0
Citations: PlumX Metrics

1998OY01      Nucl.Phys. A634, 3 (1998)

K.Oyamatsu, I.Tanihata, Y.Sugahara, K.Sumiyoshi, H.Toki

Can the Equation of State of Asymmetric Nuclear Matter be Studied using Unstable Nuclei ( Question )

NUCLEAR STRUCTURE Z=10-90; calculated densities, neutron skin thickness. Sn; calculated neutron, proton diffuseness. 208,266Pb; calculated neutron, proton radial distributions. Comparison of parameter sets. Implications for asymmetric nuclear matter.

doi: 10.1016/S0375-9474(98)00125-0
Citations: PlumX Metrics

1998SH24      Nucl.Phys. A637, 435 (1998)

H.Shen, H.Toki, K.Oyamatsu, K.Sumiyoshi

Relativistic Equation of State of Nuclear Matter for Supernova and Neutron Star

doi: 10.1016/S0375-9474(98)00236-X
Citations: PlumX Metrics

1998SH39      Prog.Theor.Phys.(Kyoto) 100, 1013 (1998)

H.Shen, H.Toki, K.Oyamatsu, K.Sumiyoshi

Relativistic Equation of State of Nuclear Matter for Supernova Explosion

doi: 10.1143/PTP.100.1013
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1998TO16      J.Phys.(London) G24, 1479 (1998)

H.Toki, H.Shen, K.Sumiyoshi, D.Hirata, Y.Sugahara, I.Tanihata

Relativistic Many-Body Theory for Unstable Nuclei and Astrophysics

doi: 10.1088/0954-3899/24/8/023
Citations: PlumX Metrics

1997HI03      Nucl.Phys. A616, 438c (1997)

D.Hirata, K.Sumiyoshi, I.Tanihata, Y.Sugahara, T.Tachibana, H.Toki

A Systematic Study of Even-Even Nuclei Up to the Drip Lines within the Relativistic Mean Field Framework

NUCLEAR STRUCTURE Z=8-120; 94,96,98,100,102Zr; calculated binding energy per particle; A ≈ 80-220; calculated relative r-process abundances. Relativistic mean field theory.

doi: 10.1016/S0375-9474(97)00115-2
Citations: PlumX Metrics

1996HI12      Nucl.Phys. A609, 131 (1996)

D.Hirata, K.Sumiyoshi, B.V.Carlson, H.Toki, I.Tanihata

Triaxial Deformation of Unstable Nuclei in the Relativistic Mean-Field Theory

NUCLEAR STRUCTURE 16O, 40Ca, 20,24Ne, 24Mg; calculated energy surfaces, nucleon, charge radii, proton deformation, quadrupole moment. 42,44,46,48,50,52,54,46S; calculated energy surfaces, binding energy per nucleon, nucleon radii, deformations. Relativistic mean field theory.

doi: 10.1016/S0375-9474(96)00298-9
Citations: PlumX Metrics

1996SU24      Prog.Theor.Phys.(Kyoto) 96, 1165 (1996)

Y.Sugahara, K.Sumiyoshi, H.Toki, A.Ozawa, I.Tanihata

Study of Light Nuclei in the Relativistic Mean Field Theory and the Non-Relativistic Skyrme-Hartree-Fock Theory

NUCLEAR STRUCTURE 3,4,5,6,7,8,9,10He, 6,7,8,9,10,11,12,13,14Be, 8,9,10,11,12,13,14,15,16,17,18,19,20,21,22C; calculated binding energies, matter radii. Comparison with data. Relativistic mean field, Skyrme-Hartree-Fock theories.

doi: 10.1143/PTP.96.1165
Citations: PlumX Metrics

1995SU01      Nucl.Phys. A581, 725 (1995)

K.Sumiyoshi, H.Kuwabara, H.Toki

Relativistic Mean-Field Theory with Non-Linear σ and (Omega) Terms for Neutron Stars and Supernovae

doi: 10.1016/0375-9474(94)00335-K
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1995SU16      Nucl.Phys. A595, 327 (1995)

K.Sumiyoshi, K.Oyamatsu, H.Toki

Neutron Star Profiles in the Relativistic Brueckner-Hartree-Fock Theory

doi: 10.1016/0375-9474(95)00388-5
Citations: PlumX Metrics

1995TO06      Nucl.Phys. A588, 357c (1995)

H.Toki, D.Hirata, Y.Sugahara, K.Sumiyoshi, I.Tanihata

Relativistic Many Body Approach for Unstable Nuclei and Supernova

NUCLEAR STRUCTURE A=10-270; calculated binding energy per nucleon vs mass, proton, neutron radii for proton magic nuclei. Relativistic many body approach.

doi: 10.1016/0375-9474(95)00161-S
Citations: PlumX Metrics

1993SU05      Nucl.Phys. A552, 437 (1993)

K.Sumiyoshi, D.Hirata, H.Toki, H.Sagawa

Comparison of the Relativistic Mean-Field Theory and the Skyrme Hartree-Fock Theory for Properties of Nuclei and Nuclear Matter

NUCLEAR STRUCTURE 40,48Ca, 56,58,60,62Ni, 112,114,116,118,120,122,124Sn, 204,206,208Pb; calculated proton, neutron rms radii, binding energy per particle. 36,38,42,44,46,50Ca, 54,64,66,68Ni, 102,104,106,108,110,126,128,132,134Sn, 184,186,188,190,192,194,196,198,200,202,210,212Pb; calculated binding energy per particle. Relativistic mean field, Skyrme Hartree-Fock theories comparison.

doi: 10.1016/0375-9474(93)90277-5
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1989MI14      Prog.Theor.Phys.(Kyoto) 81, 1217 (1989)

M.Mizoguchi, K.Sumiyoshi, T.Kajino, H.Toki

Pion-Nucleus Scattering in the GeV Region

NUCLEAR REACTIONS 1H(π+, π+), (π-, π-), E at 1.030, 1.437, 1.995 GeV/c; 12C, 40Ca(π, π), E at 0.8 GeV/c; 4He, 12C(π, π), E at 0.429-1.995 GeV/c; calculated σ(θ). Glauber theory.

doi: 10.1143/PTP.81.1217
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