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NSR database version of May 20, 2024.

Search: Author = W.J.Guo

Found 32 matches.

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2016ZH12      Chin.Phys.C 40, 034103 (2016)

X.-J.Zhang, W.-J.Guo, X.-J.Li, K.Wang

Study of entropy in intermediate-energy heavy ion collisions

NUCLEAR REACTIONS 40Ca(40Ca, X), E=400, 1050 MeV; 93Nb(93Nb, X), 40Ca(40Ca, X), 60Ni(60Ni, X), 82Kr(82Kr, X), E=400, 650 MeV; calculated entropy, reaction parameters. Comparison with experimental data.

doi: 10.1088/1674-1137/40/3/034103
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2015GU26      Chin.Phys.C 39, 124101 (2015)

W.-J.Guo, X.-J.Li, J.-W.Huang, K.Wang, X.-J.Zhang

Covariance analysis of an isospin-dependent probe

NUCLEAR REACTIONS 124Sn(124Sn, X), 112Sn(112Sn, X), 132Sn(132Sn, X), E=50, 100, 150, 200 MeV/nucleon; calculated the isospin effect of nuclear stopping; deduced the isospin-dependent factor evolution with beam energy, sensitivity parameter of isospin-dependent probe evolution with beam energy.

doi: 10.1088/1674-1137/39/12/124101
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2015HE07      Phys.Rev. C 91, 025803 (2015)

O.Hen, B.-A.Li, W.-J.Guo, L.B.Weinstein, E.Piasetzky

Symmetry energy of nucleonic matter with tensor correlations

doi: 10.1103/PhysRevC.91.025803
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2015LI11      Phys.Rev. C 91, 044601 (2015)

B.-A.Li, W.-J.Guo, Z.Shi

Effects of the kinetic symmetry energy reduced by short-range correlations in heavy-ion collisions at intermediate energies

NUCLEAR REACTIONS 112Sn(112Sn, X), 124Sn(124Sn, X), E=50, 120 MeV/nucleon; calculated neutron/proton ratios as function of impact parameter, kinetic and potential symmetry energies, and transverse momentum. 197Au(197Au, X), E=400 MeV/nucleon; calculated π-+ ratio as function of impact parameter. Discussed role of isospin degree of freedom in heavy-ion collisions. Isospin-dependent Boltzmann-Uehling-Uhlenbeck (IBUU) transport model.

doi: 10.1103/PhysRevC.91.044601
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2014GU19      Chin.Phys.Lett. 31, 102501 (2014)

W.-J.Guo, J.-W.Huang, g.-C.Yong, X.-J.Zhang, A.Zhang

Nucleon Emission Number as a Probe of Isospin-Dependent N-N Cross Section in Photonuclear Reactions

NUCLEAR REACTIONS 76Kr(γ, Xn), (γ, Xp), E=100-1000 MeV; calculated photon energy transfer, neutron and proton multiplicities. Comparison with available data.

doi: 10.1088/0256-307X/31/10/102501
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2014YA14      Chin.Phys.C 38, 074105 (2014)

L.-M.Yang, W.-J.Guo, Y.-P.Zhang, X.-J.Zhang

Probing the symmetry potential with neutron-proton bremsstrahlung in heavy-ion collisions

NUCLEAR REACTIONS 40Ca(40Ca, γ), 40Ca(64Zn, γ), 40Ca(124Sn, γ), 124Sn(124Sn, γ), E=100 MeV/nucleon; calculated yields. Isospin-dependent quantum molecular dynamics transport model (QMD).

doi: 10.1088/1674-1137/38/7/074105
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2014ZH15      Chin.Phys.C 38, 054103 (2014)

A.Zhang, W.-J.Guo, J.-W.Huang, L.-M.Yang

Isospin effect of the in-medium nucleon-nucleon cross section in excited nuclear reactions

NUCLEAR REACTIONS 56Ni(56Ni, X), E<200 MeV/nucleon; calculated σ, neutron and proton density distributions for the ground and excited states. Relativistic mean field theory, quantum molecular dynamics model.

doi: 10.1088/1674-1137/38/5/054103
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2012LI07      Chin.Phys.Lett. 29, 012102 (2012)

Z.-H.Li, W.Zuo, W.-J.Guo

Single-Particle Properties of Isospin Asymmetric Nuclear Matter

doi: 10.1088/0256-307X/29/1/012102
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2010GA12      Chin.Phys.Lett. 27, 062102 (2010)

Y.Gao, H.-F.Zhang, L.Zhang, X.-M.Chen, J.-Q.Li, W.-J.Guo

Relativistic Mean Field Study of the Z = 117 Isotopic Chain

NUCLEAR STRUCTURE Z=117; calculated binding energies, deformations, α-decay energies, lifetimes. Relativistic mean field theory in the blocked BCS approximation.

doi: 10.1088/0256-307X/27/6/062102
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2009LI14      Int.J.Mod.Phys. E18, 675 (2009)

J.Y.Liu, W.-J.Guo, W.Zuo, X.G.Lee

Studies for the equation of state in the isospin asymmetrical nuclear interactions

doi: 10.1142/S0218301309012793
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2008LI34      Nucl.Phys. A811, 223 (2008)

J.Y.Liu, W.J.Guo, H.F.Hao, W.Zuo, X.G.Lee

Influence of in-medium nucleon-nucleon cross section on the isoscaling parameter α

NUCLEAR REACTIONS 40Ca(40Ca, X), (60Ca, X), E=40-60 MeV/nucleon; 112Sn(112Sn, X), 124Sn(124Sn, X), E=40-60 MeV/nucleon; calculated in-medium effects of nucleon-nucleon cross section on isoscaling parameter within isospin dependent quantum molecular dynamics.

doi: 10.1016/j.nuclphysa.2008.07.005
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2007LI05      Chin.Phys.Lett. 24, 660 (2007)

J.-Y.Liu, G.-Q.Xiao, W.-J.Guo, Z.-Z.Ren, W.Zuo, X.-G.Lee

Sensitive Probe for Symmetry Potential

NUCLEAR REACTIONS 9Be(6He, X), (8He, X), (6Li, X), (8Li, X), E=10-100 MeV/nucleon; calculated neutron/proton emission ratio, sensitivity to symmetry potential.

NUCLEAR STRUCTURE 6,8He, 6,8Li; calculated binding energies, radii, density distributions.

doi: 10.1088/0256-307X/24/3/020
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2007LI67      Chinese Physics 16, 3305 (2007)

J.-Y.Liu, W.-J.Guo, Y.-Z.Xing

Probing the medium effect and isospin dependence of the in-medium nucleon-nucleon cross section in heavy ion collisions

NUCLEAR REACTIONS 40Ca(8He, X), (8Li, X), E=10-50 MeV/nucleon; calculated isospin effect, nuclear stopping, nucleon-nucleon cross sections.

doi: 10.1088/1009-1963/16/11/027
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2006LI31      Int.J.Mod.Phys. E15, 1069 (2006)

J.-Ye.Liu, W.-J.Guo, Z.Z.Ren, W.Zuo, X.-G.Lee, Y.-Z.Xing

Average property of fragmentation reaction and momentum dissipation induced by halo-nuclei in heavy ion collisions

NUCLEAR REACTIONS 48Ca(11Li, X), (11B, X), (14Be, X), (14N, X), (19B, X), (19F, X), (23Al, X), (23Na, X), E ≈ 10-160 MeV/nucleon; calculated fragment multiplicities, time evolution features, nuclear stopping; deduced halo effects. Isospin-dependent quantum molecular dynamics.

doi: 10.1142/S0218301306004752
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2006LI37      Chinese Physics 15, 1738 (2006)

J.-Y.Liu, W.-J.Guo, Z.-Z.Ren, Y.-Z.Xing, W.Zuo, X.-G.Lee

Isospin- and momentum-dependent interaction in isospin-dependent quantum molecular dynamics

NUCLEAR REACTIONS 44Ar(44Ar, X), 89Kr(89Kr, X), 94Kr(94Kr, X), 94Zr(94Zr, X), 94Mo(94Mo, X), 94Ru(94Ru, X), 124Sn(124Sn, X), E=50 MeV/nucleon; calculated fragments isospin fractionation ratios, related features. Isospin-dependent quantum molecular dynamics, isospin- and momentum-dependent interaction.

doi: 10.1088/1009-1963/15/8/018
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2005LI05      Chin.Phys.Lett. 22, 65 (2005)

J.-Y.Liu, W.-J.Guo, Y.-Z.Xing, X.-G.Lee

Isospin Momentum-Dependent Interaction and Its Role on the Isospin Fractionation Ratio in Intermediate Energy Heavy Ion Collisions

NUCLEAR REACTIONS 124Sn(124Sn, X), E=35-75 MeV/nucleon; calculated isospin fractionation ratio. Isospin momentum-dependent potential, quantum molecular dynamics.

doi: 10.1088/0256-307X/22/1/019
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2005LI22      Phys.Lett. B 617, 24 (2005)

J.Y.Liu, W.J.Guo, Z.Z.Ren, Y.Z.Xing, W.Zuo, X.G.Lee

Special roles of loose neutron-halo nucleus structure on the fragmentation and momentum dissipation in heavy ion collisions

NUCLEAR STRUCTURE 19B, 19F; calculated neutron and proton density distributions, radii.

NUCLEAR REACTIONS 48Ca(19B, X), (19F, X), E=30-150 MeV/nucleon; calculated fragmentation multiplicities, nuclear stopping, time evolution features; deduced halo effect. Isospin-dependent quantum molecular dynamics.

doi: 10.1016/j.physletb.2005.05.011
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2005LI31      Int.J.Mod.Phys. E14, 587 (2005)

J.-Y.Liu, Y.Z.Xing, H.Liu, W.-J.Guo, X.G.Lee

Entrance channel effects on the isospin fractionation at intermediate energy heavy ion collisions

NUCLEAR REACTIONS 94Kr(94Kr, X), 94Zr(94Zr, X), 94Mo(94Mo, X), 94Ru(94Ru, X), 48Ca(48Ca, X), 89Kr(89Kr, X), E=50 MeV/nucleon; 124Sn(124Sn, X), E=35, 50, 80 MeV/nucleon; calculated fragment isospin fractionation, entrance channel effects. Isospin dependent quantum molecular dynamics.

doi: 10.1142/S0218301305003430
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2004GU15      Chin.Phys.Lett. 21, 1495 (2004)

W.-J.Guo, J.-Y.Liu, Y.-Z.Xing

Effect of Coulomb Interaction on the Isospin Fractionation Process

NUCLEAR REACTIONS 48Ca(48Ca, X), 94Kr(94Kr, X), 94Zr(94Zr, X), 94Mo(94Mo, X), 124Sn(124Sn, X), E=50 MeV/nucleon; calculated fragments isospin fractionation, Coulomb interaction effect.

doi: 10.1088/0256-307X/21/8/022
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2004LI60      Phys.Rev. C 70, 034610 (2004)

J.-Y.Liu, W.-J.Guo, Y.Z.Xing, X.G.Li, Y.Y.Gao

Isospin effect of Coulomb interaction on the dissipation and fragmentation in intermediate energy heavy ion collisions

NUCLEAR REACTIONS 64Fe(64Fe, X), 89Kr(89Kr, X), 124Sn(124Sn, X), E=50 MeV/nucleon; calculated isospin fractionation ratio, momentum dissipation, related features. Isospin-dependent quantum molecular dynamics approach.

doi: 10.1103/PhysRevC.70.034610
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2004LI61      Chin.Phys.Lett. 21, 1914 (2004)

J.-Y.Liu, W.-J.Guo, Y.-Z.Xing, X.-G.Li

Isospin Effect of Coulomb Interaction on Momentum Dissipation in Intermediate Energy Heavy Ion Collisions

NUCLEAR REACTIONS 94Mo(94Mo, X), E=50-500 MeV/nucleon; calculated transverse vs parallel momentum, quadrupole moment of momentum distribution; deduced isospin effects of Coulomb interaction. Isospin-dependent quantum molecular dynamics.

doi: 10.1088/0256-307X/21/10/014
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2003LI07      Phys.Rev. C 67, 024608 (2003)

J.-Y.Liu, W.-J.Guo, Y.Z.Xing, W.Zou, X.-G.Lee

Influence of a momentum dependent interaction on the isospin dependence of fragmentation and dissipation in intermediate energy heavy ion collisions

NUCLEAR REACTIONS 76Kr(76Kr, X), 76Zn(76Zn, X), E=50, 150, 300 MeV/nucleon; calculated nuclear stopping, fragment multiplicity vs time. Isospin dependent quantum molecular dynamics, momentum dependent interaction.

doi: 10.1103/PhysRevC.67.024608
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2003LI20      Chin.Phys.Lett. 20, 643 (2003)

J.-Y.Liu, Y.-Z.Xing, W.-J.Guo

Probing of the Isospin-Dependent Mean Field and Nucleon-Nucleon Cross Section in a Medium by Nucleon Emissions

NUCLEAR REACTIONS 86Kr(86Kr, X), 112Sn(40Ca, X), E ≈ 80-300 MeV; calculated nucleon emission multiplicity vs beam energy, isospin effects, related features.

doi: 10.1088/0256-307X/20/5/315
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2003LI23      Chin.Phys.Lett. 20, 832 (2003)

J.-Y.Liu, Y.-Z.Xing, W.-J.Guo

Medium Influence of the Nucleon-Nucleon Cross Section on the Fragmentation

NUCLEAR REACTIONS 76Kr(76Kr, X), 112Sn(40Ca, X), E=50-300 MeV; calculated intermediate mass fragment multiplicity, time evolution features; deduced medium correction. Isospin-dependent quantum molecular dynamics.

doi: 10.1088/0256-307X/20/6/315
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2003LI37      Nucl.Phys. A726, 123 (2003)

J.-Y.Liu, W.-J.Guo, Y.-Z.Xing, H.Liu

Isospin fractionation in the nucleon emissions and fragment emissions in the intermediate energy heavy ion collisions

NUCLEAR REACTIONS 104Sn(104Sn, X), 112Sn(112Sn, X), 124Sn(124Sn, X), E ≈ 35-80 MeV/nucleon; calculated isospin fractionation in nucleon and intermediate mass fragment emission. Isospin dependent quantum molecular dynamics.

doi: 10.1016/S0375-9474(03)01621-X
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2003XI02      Nucl.Phys. A723, 483 (2003)

Y.-Z.Xing, J.-Y.Liu, W.-J.Guo

Influence of medium correction of nucleon-nucleon cross-section on the fragmentation and nucleon emission

NUCLEAR REACTIONS 76Kr(76Kr, X), 40Ca(112Sn, X), E=75-300 MeV; calculated nucleon and intermediate mass fragment multiplicities, medium correction to nucleon-nucleon cross-section. Isospin dependent quantum molecular dynamics.

doi: 10.1016/S0375-9474(03)01433-7
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2002LI43      Phys.Lett. 540B, 213 (2002)

J.-Y.Liu, W.-J.Guo, Y.-Z.Xing, W.Zuo, X.-G.Lee, Z.H.Li

Probing the Isospin Dependent In-Medium Nucleon-Nucleon Cross Section by Nucleon Emissions

NUCLEAR REACTIONS 58Ni(58Ni, X), 58Fe(58Fe, X), E=75 MeV/nucleon; calculated intermediate mass fragments multiplicity. 40Ca, 76Kr(76Kr, X), 74Se, 74Kr(74Se, X), E=150 MeV/nucleon; calculated nucleon emission vs time; deduced isospin effects. Isospin-dependent quantum molecular dynamics.

doi: 10.1016/S0370-2693(02)02174-3
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2002LI48      Chin.Phys.Lett. 19, 1078 (2002)

J.-Y.Liu, Y.-Z.Xing, W.-J.Guo, W.Zuo, X.-G.Li

Isospin Effects of the Mean Field and Two-Body Collision on the Fragmentation Process

NUCLEAR REACTIONS 58Ni(58Ni, X), 112Sn(40Ca, X), (112Xe, X), E=50-250 MeV; 74Se, 74Kr, 74Ge(74Se, X), 74Ge, 74Zn, 74Ni(74Ge, X), E=150 MeV/nucleon; 122Ba(26O, X), 127Ba(21O, X), 132Ba(16O, X), 197Rn(24O, X), E=150 MeV; calculated intermediate mass fragment multiplicity vs beam energy, time; deduced isospin effects. Isospin-dependent quantum molecular dynamics.

doi: 10.1088/0256-307X/19/8/315
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2001LI04      Phys.Rev.Lett. 86, 975 (2001)

J.-Y.Liu, W.-J.Guo, S.-J.Wang, W.Zuo, Q.Zhao, Y.-F.Yang

Nuclear Stopping as a Probe for In-Medium Nucleon-Nucleon Cross Sections in Intermediate Energy Heavy Ion Collisions

NUCLEAR REACTIONS 20Ne(20Ne, X), 40Ar(40Ar, X), 80Zr(80Zr, X), 112Sn(112Sn, X), 124Sn(124Sn, X), E=15-150 MeV/nucleon; calculated momentum quadrupole, ratio of transverse to parallel momenta, nuclear stopping power. Isospin-dependent quantum molecular dynamics calculations.

doi: 10.1103/PhysRevLett.86.975
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2001LI22      Nucl.Phys. A687, 475 (2001)

J.-Y.Liu, Q.Zhao, S.-J.Wang, W.Zuo, W.-J.Guo

Entrance Channel Dependence and Isospin Dependence of Preequilibrium Nucleon Emission in Intermediate Energy Heavy Ion Collisions

NUCLEAR REACTIONS 58Fe(58Fe, X), 58Ni(58Ni, X), E=75 MeV/nucleon; calculated intermediate mass fragment multiplicities. 80Zn(80Zn, X), 76Zn(76Zn, X), 76Kr(76Kr, X), E=45, 120, 150 MeV/nucleon; calculated neutron, proton multiplicity, time evolution; deduced preequilibrium emission features.

doi: 10.1016/S0375-9474(00)00581-9
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2001LI26      Phys.Rev. C63, 054612 (2001)

J.-Y.Liu, Y.-F.Yang, W.Zuo, S.-J.Wang, Q.Zhao, W.-J.Guo, B.Chen

Isospin Effect on the Process of Multifragmentation and Dissipation at Intermediate Energy Heavy Ion Collisions

NUCLEAR REACTIONS 76Kr, 120Xe(40Ca, X), 76Zn, 120Cd(40Ar, X), E ≈ 50-150 MeV/nucleon; calculated intermediate mass fragments multiplicity vs time, quadrupole of single particle momentum distributions; deduced isospin effect. Isospin-dependent quantum molecular dynamics.

doi: 10.1103/PhysRevC.63.054612
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2001YA13      Chin.Phys.Lett. 18, 1040 (2001)

Y.-F.Yang, J.-Y.Liu, W.Zuo, W.-J.Guo, Q.Zhao

Entrance Channel Dependence of the Isospin Effects of the Nuclear Stopping in Intermediate Energy Heavy-Ion Collisions

NUCLEAR REACTIONS 58Ni(58Ni, X), 58Cr(58Cr, X), 80Zn(80Zn, X), E=15-150 MeV/nucleon; calculated nuclear stopping; deduced sensitivity to isospin depenence of in-medium nucleon-nucleon cross section. Isospin-dependent quantum molecular dynamics.

doi: 10.1088/0256-307X/18/8/314
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