NSR Query Results

Output year order : Descending
Format : Normal

NSR database version of May 10, 2024.

Search: Author = W.B.He

Found 20 matches.

Back to query form

2024YA02      Phys.Rev. C 109, 014908 (2024)

X.-r.Yang, G.-y.Shao, W.-b.He

Fifth- and sixth-order net baryon number fluctuations in nuclear matter at low temperature

doi: 10.1103/PhysRevC.109.014908
Citations: PlumX Metrics

2023HE02      Phys.Rev. C 107, 014903 (2023)

W.-b.He, G.-y.Shao, C.-l.Xie

Speed of sound and liquid-gas phase transition in nuclear matter

doi: 10.1103/PhysRevC.107.014903
Citations: PlumX Metrics

2023WA21      Phys.Rev. C 108, 014609 (2023)

S.S.Wang, Y.G.Ma, W.B.He, D.Q.Fang, X.G.Cao

Influences of α-clustering configurations on the giant dipole resonance in hot compound systems

NUCLEAR REACTIONS 12C(16O, γ)28Si, E=125 MeV;27Al(20Ne, γ)47V, E=160 MeV;12C(20Ne, γ), E=145 MeV; calculated giant dipole resonance (GDR) spectra in hot nucleus, effects of projectile polarization on the GDR spectra. Investigated the sensitivity of GDR lineshape to the α-clustering configurations of projectile, including the linear chain, kite, square, and tetrahedron configurations. Calculations in the framework of an extended quantum molecular dynamics (EQMD) model. Comparison to experimental data.

doi: 10.1103/PhysRevC.108.014609
Citations: PlumX Metrics

2021HE27      Phys.Rev. C 104, 044902 (2021)

J.He, W.B.He, Y.G.Ma, S.Zhang

Machine-learning-based identification for initial clustering structure in relativistic heavy-ion collisions

NUCLEAR REACTIONS 197Au(12C, X), (16O, X), E=200 GeV; analyzed three-α clustered triangular structure for 12C and four-α clustered tetrahedral structure for 16O using Bayesian convolutional neural network (BCNN) for nonclustered and clustered configurations; predicted proportion of Woods-Saxon configuration versus true proportion of Woods-Saxon configuration with different predicted times (NPred) and amounts of mixed samples. 12C, 16O; calculated nucleon distributions in the transverse plane for clustered 12C and 16O, two-dimensional azimuthal angle and transverse momentum distributions of charged pions for nonclustered and clustered 12C from a single multiphase transport model (AMPT)-generated 12C+197Au collision events.

doi: 10.1103/PhysRevC.104.044902
Citations: PlumX Metrics

2020DE30      Phys.Rev. C 102, 031301 (2020)

B.Dey, S.-S.Wang, D.Pandit, S.Bhattacharya, X.-G.Cao, W.-B.He, Y.-G.Ma, N.Quang Hung, N.Dinh Dang

Exotic nuclear shape due to cluster formation at high angular momentum

NUCLEAR REACTIONS 12C(16O, X)28Si*,12C(20Ne, X)32S*, E not given; calculated density distributions using extended quantum molecular dynamics (EQMD) model, considering 12C as a triangle, 16O as a square, and 20Ne as a pentagonal. 28Si, 32S; calculated neutron and proton pairing gaps as functions of temperature and angular momenta within the finite-temperature BCS (FTBCS) theory; analyzed experimental data for giant dipole resonance (GDR) strength functions for Eγ=5 to 30 MeV, and compared with EQMD calculations, and with TSFM calculations with and without shell corrections. Discussed effects of cluster shapes of 32S and 28Si in the GDR strength function at high angular momentum and temperature.

doi: 10.1103/PhysRevC.102.031301
Citations: PlumX Metrics

2020SH11      Eur.Phys.J. A 56, 115 (2020)

G.-y.Shao, X.-ya.Gao, W.-b.He

Fluctuations, criticality and nonequilibrium effect of the QCD matter

doi: 10.1140/epja/s10050-020-00130-y
Citations: PlumX Metrics

2020SH15      Phys.Rev. C 102, 014601 (2020)

C.Z.Shi, Y.G.Ma, X.G.Cao, D.Q.Fang, W.B.He, C.Zhong

Direct photon emission and influence of dynamical wave packets in an extended quantum molecular dynamics model

NUCLEAR REACTIONS 12C(14N, X), E=20, 30, 40 MeV/nucleon; C, Zn(α, X), E=53 MeV/nucleon; calculated hard photon production rate, photon energy spectra, angular distributions of photons, double differential σ(Eγ, θ) of direct photon emission from first proton-neutron collision, proton and neutron momentum distributions, invariant photon cross section versus rapidity and transverse energy. Extended quantum molecular dynamics (EQMD) model with embedded hard photon production channel. Comparison with predictions of unmodified extended quantum molecular dynamics model.

doi: 10.1103/PhysRevC.102.014601
Citations: PlumX Metrics

2018WA20      Eur.Phys.J. A 54, 107 (2018)

Y.-T.Wang, D.-Q.Fang, K.Wang, X.-X.Xu, L.-J.Sun, Z.Bai, P.-F.Bao, X.-G.Cao, Z.-T.Dai, B.Ding, W.-B.He, M.-R.Huang, S.-L.Jin, Y.Li, C.-J.Lin, L.-X.Liu, M.Lv, J.-B.Ma, P.Ma, H.-W.Wang, J.-G.Wang, J.-S.Wang, S.-T.Wang, Y.-Y.Yang, S.-Q.Ye, H.-Q.Zhang, M.-H.Zhao, C.-L.Zhou, Y.-G.Ma, W.-Q.Shen

β-delayed particle emission from 21Mg

RADIOACTIVITY 21Mg(EC), (β+), (ECp), (ECα), (β+p), (β+α); measured Eg, Ig, E(particle), I(particle), pγ-coin, charged particles using RIBBL1 (Radioactive Ion Beam Line) at Lanzhou, 21Mg decay-time spectrum, γ-ray energy spectrum correlated with β-delayed charged particles; deduced β-delayed charged particles energy spectrum, new partial decay scheme, levels, J, π, T1/2, log ft, branching ratios of individual states.

doi: 10.1140/epja/i2018-12543-1
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.

2018WA24      Phys.Lett. B 784, 12 (2018)

Y.T.Wang, D.Q.Fang, K.Wang, X.X.Xu, L.J.Sun, P.F.Bao, Z.Bai, X.G.Cao, Z.T.Dai, B.Ding, W.B.He, M.R.Huang, S.L.Jin, C.J.Lin, M.Lv, L.X.Liu, Y.Li, P.Ma, J.B.Ma, J.S.Wang, S.T.Wang, J.G.Wang, H.W.Wang, S.Q.Ye, Y.Y.Yang, C.L.Zhou, M.H.Zhao, H.Q.Zhang, Y.G.Ma, W.Q.Shen

Observation of β-delayed 2He emission from the proton-rich nucleus 22Al

RADIOACTIVITY 22Al(β+2p) [from Be(28Si, X), E=76 MeV/nucleon]; measured decay products, Eγ, Iγ. 22Mg; deduced the momentum and emission angle of the two protons, Ep, Ip. Comparison with Monte Carlo simulations.

doi: 10.1016/j.physletb.2018.07.034
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.

2018ZH44      Eur.Phys.J. A 54, 161 (2018)

S.Zhang, Y.G.Ma, J.H.Chen, W.B.He, C.Zhong

Collective flows of α-clustering 12C + 197Au by using different flow analysis methods

NUCLEAR REACTIONS 197Au(12C, x), E at √ sNN=200 GeV; measured reaction products, flow; deduced elliptic flow using different configurations of 12C structure.

doi: 10.1140/epja/i2018-12597-y
Citations: PlumX Metrics

2017GU14      Phys.Rev. C 95, 054622 (2017)

C.Q.Guo, Y.G.Ma, W.B.He, X.G.Cao, D.Q.Fang, X.G.Deng, C.L.Zhou

Isovector dipole resonance and shear viscosity in low energy heavy-ion collisions

NUCLEAR REACTIONS 100Mo(40Ca, X), E=5, 7.5, 10, 12.5, 15 MeV/nucleon; calculated time evolution of nuclear matter density and kinetic-energy density, temperature, chemical potential, and the entropy density of the compound nucleus, post equilibration time evolution of the stress tensor, ratio of shear viscosity over entropy density as function of temperature, giant dipole moment in coordinate space, isovector giant dipole resonance (IVGDR) photon spectra and centroid energies. Green-Kubo method in the framework of an extended quantum molecular dynamics model (EQMD).

doi: 10.1103/PhysRevC.95.054622
Citations: PlumX Metrics

2017GU22      Chin.Phys.Lett. 34, 092101 (2017)

C.-C.Guo, W.-B.He, Y.-G.Ma

Collective Flows of 16O+16O Collisions with α-Clustering Configurations

NUCLEAR REACTIONS 16O(16O, X), E=40-60 MeV/nucleon; calculated flow parameters. An extended quantum molecular dynamics model, four α-clustering (linear chain, kite, square and tetrahedron) configurations.

doi: 10.1088/0256-307X/34/9/092101
Citations: PlumX Metrics

2017HU05      Phys.Rev. C 95, 034606 (2017)

B.S.Huang, Y.G.Ma, W.B.He

Photonuclear reaction as a probe for α-clustering nuclei in the quasi-deuteron region

NUCLEAR REACTIONS 12C(γ, np)10B, E=70-140 MeV; calculated recoil momentum spectra, missing energy spectra of 12C, pair momentum of emitted proton and neutron with three configurations, and compared with experimental data for photonuclear reaction and α-clustering in the quasi-deuteron region. Transport model frame, with an extended quantum molecular dynamics (QMD) model.

NUCLEAR STRUCTURE 12C; calculated different configurations, rms radii and binding energies in EQMD model: chain 3α structure, triangle 3α structure; spherical structure with no cluster.

doi: 10.1103/PhysRevC.95.034606
Citations: PlumX Metrics

2017HU07      Eur.Phys.J. A 53, 119 (2017)

B.-S.Huang, Y.-G.Ma, W.-B.He

Alpha-clustering effects on 16O(γ , np)14N in the quasi-deuteron region

NUCLEAR REACTIONS 2H(γ, p), E=60-600 MeV;4He(γ, np), E=20-240 MeV; calculated σ, σ(θ). 16O(γ, np), E=70-120 MeV; calculated σ, 16O recoil momentum spectra, missing energy spectra, emitted n-p pair momentum, opening n-p angular distribution, hyper-angular distribution of residual 14N relative to cm of neutron-proton, hyper-radius distribution using EQMD (Extended Quantum Molecular Dynamics). Compared with data and other calculations.

doi: 10.1140/epja/i2017-12300-0
Citations: PlumX Metrics

2017WA05      Phys.Rev. C 95, 014608 (2017)

K.Wang, Y.G.Ma, G.Q.Zhang, X.G.Cao, W.B.He, W.Q.Shen

Giant dipole resonance in proton capture reactions using an extended quantum molecular dynamics model

NUCLEAR REACTIONS 11B(p, γ)12C, E=30-60 MeV; 27Al(p, γ)28Si, E=30-90 MeV; 39K(p, γ)40Ca, E=25-80 MeV; , 67Co(p, γ)68Ni, E=20-90 MeV; calculated GDR γ spectra, GDR parameters such as peak energies, strengths, and FWHM, dipole moments and temperature of the proton-capture systems as functions of incident energies, GDR width as a function of temperature. Extended quantum molecular dynamics (EQMD) model for giant dipole resonance in proton capture reactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.95.014608
Citations: PlumX Metrics

2017WA15      Phys.Rev. C 95, 054615 (2017)

S.S.Wang, Y.G.Ma, X.G.Cao, W.B.He, H.Y.Kong, C.W.Ma

Investigation of giant dipole resonances in heavy deformed nuclei with an extended quantum molecular dynamics model

NUCLEAR STRUCTURE 130,132,134,142,144,146,148,150Nd, 134,136,138,144,148,150,152,154Sm; calculated β2, energies, dipole strengths, spectra of giant dipole resonances (GDR), dependence of GDR spectra on symmetry energy coefficient for 150Nd. Deformation evolution of giant dipole resonance. Extended quantum molecular dynamics model. Comparison with experimental data.

doi: 10.1103/PhysRevC.95.054615
Citations: PlumX Metrics

2017ZH28      Phys.Rev. C 95, 064904 (2017)

S.Zhang, Y.G.Ma, J.H.Chen, W.B.He, C.Zhong

Nuclear cluster structure effect on elliptic and triangular flows in heavy-ion collisions

doi: 10.1103/PhysRevC.95.064904
Citations: PlumX Metrics

2016HE07      Phys.Rev. C 94, 014301 (2016)

W.B.He, Y.G.Ma, X.G.Cao, X.Z.Cai, G.Q.Zhang

Dipole oscillation modes in light α-clustering nuclei

NUCLEAR STRUCTURE 8Be, 12C, 16O; calculated centroid energies and spectra of giant dipole resonances (GDR), average binding energy for different α cluster structures, Gaussian wave packets in different clustering states: 8Be as two-α cluster structure, 12C as triangle and chain structures, and 16O as chain, kite and square structures. Extended quantum molecular dynamics (EQMD) model. Comparison with experimental data.

doi: 10.1103/PhysRevC.94.014301
Citations: PlumX Metrics

2015LI10      Phys.Rev. C 91, 044302 (2015)

Y.D.Liu, H.W.Wang, Y.G.Ma, X.G.Cao, G.Q.Zhang, D.Q.Fang, M.Lyu, W.B.He, Z.T.Dai, C.Li, C.L.Zhou, S.Q.Ye, C.Tao, J.Wang, S.Kumar, J.L.Han, Y.Y.Yang, P.Ma, J.B.Ma, S.L.Jin, Z.Bai, L.Jin, D.Yan, J.S.Wang

New measurement of the excited states in 11B via elastic resonance scattering of 10Be +p

NUCLEAR REACTIONS 1H(10Be, p), E=7.2 MeV/nucleon, [secondary 10Be beam produced in 9Be(16O, X), E=59.62 MeV/nucleon primary reaction]; measured particle spectra using TOF method, angular distribution of scattered particles using ΔE-E telescope, Ep, Ip at HIRFL-Lanzhou facility. 11B; deduced levels, resonances, J, π, l-value, Γp, widths of Wigner limit. R-matrix analysis of proton spectra from elastic resonance scattering. Comparison with previous experimental results, and with evaluated data.

doi: 10.1103/PhysRevC.91.044302
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetS0194. Data from this article have been entered in the XUNDL database. For more information, click here.

2014HE13      Phys.Rev.Lett. 113, 032506 (2014)

W.B.He, Y.G.Ma, X.Z.Cai, G.Q.Zhang

Giant Dipole Resonance as a Fingerprint of α Clustering Configurations in 12C and 16O

NUCLEAR STRUCTURE 12C, 16O; calculated giant dipole resonance spectra, σ(E); deduced α configurations impact on collective motion. Microscopic dynamical framework.

doi: 10.1103/PhysRevLett.113.032506
Citations: PlumX Metrics

Back to query form