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NSR database version of May 24, 2024.

Search: Author = S.S.Zhang

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2024AN02      Phys.Lett. B 849, 138422 (2024)

J.-L.An, K.-Y.Zhang, Q.Lu, Sh.-Y.Zhong, Sh.-Sh.Zhang

A unified description of the halo nucleus 37Mg from microscopic structure to reaction observables

NUCLEAR REACTIONS 12C(20Mg, X), (21Mg, X), (22Mg, X), (23Mg, X), (24Mg, X), (25Mg, X), (26Mg, X), (27Mg, X), (28Mg, X), (29Mg, X), (30Mg, X), (31Mg, X), (32Mg, X), (33Mg, X), (34Mg, X), (35Mg, X), (36Mg, X), (37Mg, X), E=240 MeV/nucleon; calculated σ using the deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc). 37Mg; deduced halo evidence of 37Mg with the Glauber model.

doi: 10.1016/j.physletb.2023.138422
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2023XI09      Phys.Lett. B 845, 138160 (2023)

Y.Xiao, S.-Z.Xu, R.-Y.Zheng, X.-X.Sun, L.-S.Geng, S.-S.Zhang

One-proton emission from 148-151Lu in the DRHBc+WKB approach

RADIOACTIVITY 148,149,150,151Lu(p); analyzed available data; deduced proton-nucleus potential from the deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc), oblate deformation, T1/2, the DRHBc + WKB approach provides a new alternative method to evaluate the half-lives of well-deformed proton emitters.

doi: 10.1016/j.physletb.2023.138160
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2023XU13      Nucl. Sci. Tech. 34, 5 (2023)

S.-Zh.Xu, Sh.-Sh.Zhang, X.-Q.Jiang, M.S.Smith

The complex momentum representation approach and its application to low-lying resonances in 17O and 29, 31F

NUCLEAR STRUCTURE 17O, 29,31F; analyzed available data; deduced energy levels, resonance parameters using the complex momentum representation (CMR).

doi: 10.1007/s41365-022-01159-y
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2023ZH35      Phys.Lett. B 844, 138112 (2023)

K.Y.Zhang, S.Q.Yang, J.L.An, S.S.Zhang, P.Papakonstantinou, M.-H.Mun, Y.Kim, H.Yan

Missed prediction of the neutron halo in 37Mg

NUCLEAR STRUCTURE 35,36,37Mg; calculated neutron density distributions, single-neutron energies, occupation probabilities using a microscopic and self-consistent way using the deformed relativistic Hartree-Bogoliubov theory in continuum; deduced the deformed p-wave halo characteristics of 37Mg.

doi: 10.1016/j.physletb.2023.138112
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2022AN12      Chin.Phys.C 46, 054101 (2022)

R.An, S.-S.Zhang, L.-S.Geng, F.-S.Zhang

Charge radii of potassium isotopes in the RMF (BCS)* approach

NUCLEAR STRUCTURE 37,38,39,40,41,42,43,44,45,46,47,48,49,50,51K; calculated odd-even staggerings of binding energies, and charge radii of potassium isotopes. Comparison with available data.

doi: 10.1088/1674-1137/ac4b5c
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2022SU17      Chin.Phys.C 46, 074106 (2022)

Q.-K.Sun, T.-T.Sun, W.Zhang, S.-S.Zhang, C.Chen

Possible shape coexistence in odd-A Ne isotopes and the impurity effects of Λ hyperons

NUCLEAR STRUCTURE 18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34Ne; calculated binding energy per nucleon, quadrupole deformation, potential energy curves (PECs) as a function of the deformation parameter in the framework of the multidimensionally constrained relativistic-mean-field (MDC-RMF) model.

doi: 10.1088/1674-1137/ac6153
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2022ZH01      J.Phys.(London) G49, 025102 (2022)

S.S.Zhang, S.Y.Zhong, B.Shao, M.S.Smith

Self-consistent description of the halo nature of 31Ne with continuum and pairing correlations

NUCLEAR STRUCTURE 30,31Ne; calculated density distributions, halo structure using the analytical continuation of the coupling constant (ACCC) method based on the relativistic mean field (RMF) theory with Bardeen-Cooper-Schrieffer (BCS) pairing approximation, the RAB approach.

doi: 10.1088/1361-6471/ac430e
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2022ZH74      Sci.China: Phys.Mech.Astron. 65, 262011 (2022)

S.-Y.Zhong, S.-S.Zhang, X.-X.Sun, M.S.Smith

Study of the deformed halo nucleus 31Ne with Glauber model based on microscopic self-consistent structures

NUCLEAR STRUCTURE 26,27,28,29,30,31Ne; calculated two-dimensional neutron density functions, averaged-angle neutron densities, single neutron levels, inclusive parallel momentum distributions. The deformed relativistic Hartree-Bogoliubov theory in continuum (DRHBc).

NUCLEAR REACTIONS 12C(26Ne, X), (27Ne, X), (28Ne, X), (29Ne, X), (30Ne, X), (31Ne, X), E=240 MeV/nucleon; calculated σ using DRHBc and RAB model. Comparison with experimental data.

doi: 10.1007/s11433-022-1894-6
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2021LI26      Chin.Phys.C 45, 044105 (2021)

L.Liu, S.Liu, S.-S.Zhang, L.-G.Cao

Isovector giant dipole resonances in proton-rich Ar and Ca isotopes

NUCLEAR STRUCTURE 30,32,34Ar, 32,34,36Ca; analyzed available data; calculated energy levels, J, π, proton and neutron density distributions using Skyrme HF+BCS and HF+BCSR approximation with the SLy5 parameter set. QRPA strength distributions, proton and neutron transition densities for the PDR states and GDR states.

doi: 10.1088/1674-1137/abdfbc
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2021LI27      Chin.Phys.C 45, 044110 (2021)

L.Liu, S.Liu, S.-S.Zhang, L.-G.Cao

Systematic study of two-proton radioactivity within a Gamow-like model

RADIOACTIVITY 6Be, 12O, 16Ne, 19Mg, 45Fe, 48Ni, 54Zn, 67Kr(2p), 22Si, 26S, 34Ca, 36Sc, 38,39Ti, 40V, 42Cr, 47Co, 49Ni, 56Ga, 58,59,60Ge, 61As, 10N, 28Cl, 32K, 57Ga, 60,62As, 52Cu(2p); calculated T1/2. Comparison with available data.

doi: 10.1088/1674-1137/abe10f
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2021SU19      Chin.Phys.C 45, 094101 (2021)

S.Sun, S.-S.Zhang, Z.-H.Zhang, L.-G.Cao

Effect of pairing correlation on low-lying quadrupole states in Sn isotopes

NUCLEAR STRUCTURE 102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134Sn; calculated neutron pairing gaps, 2+ states energies, B(E2) in the framework of fully self-consistent Hartree-Fock+BCS plus QRPA.

doi: 10.1088/1674-1137/ac0b39
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2021WE03      Chin.Phys.C 45, 014105 (2021)

P.-W.Wen, S.-S.Zhang, L.G.Cao, F.-S.Zhang

Fully self-consistent calculation of β-decay half-lives within Skyrme energy density functional

RADIOACTIVITY 22,24O, 34,42Si, 52Ca, 68,78Ni, 82Ge, 102Sr, 104,110Zr, 132Sn, 150Ce(β-); calculated T1/2 using Skyrme HF plus charge-exchange RPA approach with SGII, LNS, SKX, and SAMi interactions. Comparison with experimental data.

doi: 10.1088/1674-1137/abc1d1
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2020AN13      Phys.Rev. C 102, 024307 (2020)

R.An, L.-S.Geng, S.-S.Zhang

Novel ansatz for charge radii in density functional theories

NUCLEAR STRUCTURE 16,17,18,19,20,21,22,23,24,25,26,27O, 17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36Ne, 19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40Mg, 36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54Ca, 46,47,48,49,50,51,52,53,54,55,56,57,58,59,60Cr, 55,56,57,58,59,60,61,62,63,64,65,66,67,68Ni, 69,70,71,72,73,74,75,76,77,78,79,80,81,82Ge, 84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110Zr, 100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134Cd, 100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138Sn, 179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222Pb; calculated rms charge radii, odd-even staggering in the binding energies using the relativistic mean field model (RMF) with the pairing interaction treated by BCS method, and by adding a correction term, proportional to the number of Cooper pairs. Comparison to available experimental data, and with other theoretical calculations.

doi: 10.1103/PhysRevC.102.024307
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2020HE19      Astrophys.J. 899, 133 (2020)

M.He, S.-S.Zhang, M.Kusakabe, S.Xu, T.Kajino

Nuclear Structures of 17O and Time-dependent Sensitivity of the Weak s-process to the 16O(n, γ)17O Rate

NUCLEAR REACTIONS 16O(n, γ), E(cm)<1 MeV; analyzed available data; deduced resonance parameters, total σ, reaction rates. Comparison with available data.

doi: 10.3847/1538-4357/aba7b4
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2019CA22      Phys.Rev. C 100, 054324 (2019)

L.-G.Cao, S.-S.Zhang, H.Sagawa

Quenching factor of Gamow-Teller and spin dipole giant resonances

NUCLEAR STRUCTURE 48Ca, 90Zr, 132Sn, 208Pb; calculated Gamow-Teller (GT) and spin-dipole (SD) strength distributions, and sum rules of GT-, SD-, and SD+ resonances using self-consistent Hartree-Fock plus random phase approximation (RPA) method, with Skyrme forces SAMi and SAMi-T with and tensor interactions. Comparison with available experimental data.

doi: 10.1103/PhysRevC.100.054324
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2018SU02      Chin.Phys.C 42, 025101 (2018)

T.-T.Sun, C.-J.Xia, S.-S.Zhang, M.S.Smith

Massive neutron stars and Λ-hypernuclei in relativistic mean field models

NUCLEAR STRUCTURE 208Pb, 139La, 89Y, 51V, 40Ca, 28Si, 16O; calculated predicted single binding energies of hypernuclei using the effective interactions PK1 and TM1. Comparison with the experimental data.

doi: 10.1088/1674-1137/42/2/025101
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2017FA02      Phys.Rev. C 95, 024311 (2017)

Z.Fang, M.Shi, J.-Y.Guo, Z.-M.Niu, H.Liang, S.-S.Zhang

Probing resonances in the Dirac equation with quadrupole-deformed potentials with the complex momentum representation method

NUCLEAR STRUCTURE 37Mg; calculated levels, resonances, single-particle resonances, J, π, single-particle energies for deformation (Nilsson orbitals) for the bound and resonant states concerned, radial-momentum probability distributions for the bound and resonant deformed states by solving the Dirac equation in complex momentum representation, and a set of coupled differential equations by the coupled-channel method.

doi: 10.1103/PhysRevC.95.024311
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2017LV02      Chin.Phys.Lett. 34, 082101 (2017)

H.Lv, S.-S.Zhang, Z.-H.Zhang, Y.-Q.Wu, L.-G.Cao

Pygmy and Giant dipole Resonances in Proton-Rich Nuclei 17, 18Ne*

NUCLEAR STRUCTURE 17,18Ne; calculated particle density, total binding energies, neutron and proton Fermi energies, rms and charge radii, response functions, dipole strengths. Skyrme Hartree-Fock with the Bardeen-Cooper-Schrieffer approximation to take into account the pairing correlation.

doi: 10.1088/0256-307x/34/8/082101
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2017SU30      Phys.Rev. C 96, 044312 (2017)

T.-T.Sun, W.-L.Lu, S.-S.Zhang

Spin and pseudospin symmetries in the single-Λ spectrum

NUCLEAR STRUCTURE 209Pb; calculated single-particle spectra for the Λ hyperon for spin and pseudospin doublets of hypernucleus, reduced spin-orbit (SO) splitting, single-particle wave functions for the Λ hyperon. discussed effect of ωΛΛ tensor coupling on spin and pseudospin symmetries. Relativistic mean-field theory.

doi: 10.1103/PhysRevC.96.044312
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2016ZH15      Phys.Rev. C 93, 044329 (2016)

S.S.Zhang, L.G.Cao, U.Lombardo, P.Schuck

Medium polarization in asymmetric nuclear matter

doi: 10.1103/PhysRevC.93.044329
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2015XU13      Phys.Rev. C 92, 024324 (2015)

X.-D.Xu, S.-S.Zhang, A.J.Signoracci, M.S.Smith, Z.P.Li

Analytical continuation from bound to resonant states in the Dirac equation with quadrupole-deformed potentials

NUCLEAR STRUCTURE 37Mg; calculated energies and widths of the neutron resonant states, energy and width of neutron 3/2[301] and 7/2[413] resonant states as functions of the coupling constant, single-neutron Nilsson levels as function of deformation β. Halo nucleus. Analytical continuation of the coupling constant (ACCC) method on the basis of the Dirac coupled-channel equations with a deformed Woods-Saxon potential. Comparison with scattering phase shift (SPS) method.

doi: 10.1103/PhysRevC.92.024324
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2015ZH13      Phys.Rev. C 91, 045802 (2015)

S.-S.Zhang, J.-P.Peng, M.S.Smith, G.Arbanas, R.L.Kozub

Exploration of direct neutron capture with covariant density functional theory inputs

NUCLEAR REACTIONS 16O, 36S, 48Ca, 132Sn(n, γ), E<3 MeV; calculated σ(E) using nuclear structure information obtained from a covariant density functional theory as input for the FRESCO coupled reaction channels code; investigated impact of pairing, spectroscopic factors, and optical potentials on direct capture cross sections. Comparison with experimental data. Predictions for neutron capture cross sections for unstable nuclei such as 132Sn.

doi: 10.1103/PhysRevC.91.045802
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2013ZH27      Eur.Phys.J. A 49, 77 (2013)

S.-S.Zhang, E.-G.Zhao, S.-G.Zhou

Theoretical study of the two-proton halo candidate 17Ne including contributions from resonant continuum and pairing correlations

NUCLEAR STRUCTURE 17Ne; calculated two-proton halo candidate density distribution compared to that of 15O core, single-proton resonance orbits, energy, width, occupation probabilities using ACCC (analytical continuation in the coupling constant) within relativistic mean field with resonant BCS.

doi: 10.1140/epja/i2013-13077-8
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2012ZH09      Eur.Phys.J. A 48, 40 (2012)

S.-S.Zhang, X.-D.Xu, J.-P.Peng

Hints of giant halo in Zr isotopes by resonant RMF+ACCC+BCS approach

NUCLEAR STRUCTURE 82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134,136Zr; calculated Q-values, 2n separation energies, neutron radii using RMF + ACCC (analytic continuation in the coupling constant) + BCS approach with NLSH and NL3 effective interactions; deduced hints of halo nuclei at high neutron number.

doi: 10.1140/epja/i2012-12040-7
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2012ZH37      Phys.Rev. C 86, 032802 (2012)

S.-S.Zhang, M.S.Smith, G.Arbanas, R.L.Kozub

Structures of exotic 131, 133Sn isotopes and effect on r-process nucleosynthesis

NUCLEAR STRUCTURE 131,133Sn; calculated single-particle bound and unbound resonant levels self-consistently by the analytical continuation of the coupling constant method based on a relativistic mean field theory with BCS approximation (RMF+ACCC+BCS); deduced four single-particle bound levels and at most one single-particle level in the effective energy range for neutron captures in the r-process. Relevance to 130Sn(n, γ) capture rate, and synthesis of heavy elements in the r-process in supernovae. Comparison with experimental data.

doi: 10.1103/PhysRevC.86.032802
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2010ZH10      Phys.Rev. C 81, 044313 (2010)

S.S.Zhang, L.G.Cao, U.Lombardo, E.G.Zhao, S.G.Zhou

Isospin-dependent pairing interaction from nuclear matter calculations

doi: 10.1103/PhysRevC.81.044313
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2009ZH25      Int.J.Mod.Phys. E18, 1761 (2009)

S.S.Zhang

Pairing correlations with resonant continuum effect in the RMF + ACCC + BCS approach

NUCLEAR STRUCTURE 58,60,62,64,66,68,70,72,74,76,78,80,82,84,86,88,90,92,94,96,98Ni; calculated binding, two-neutron separation energies, pairing correlation energies, neutron rms radii, neutron density distributions, occupation probabilities. RMF+ACCC+BCS approach, comparison with experiment.

doi: 10.1142/S0218301309013828
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2007ZH20      Chin.Phys.Lett. 24, 1199 (2007)

S.-S.Zhang, B.-H.Sun, S.-G.Zhou

Exploration of Pseudospin Symmetry in the Resonant States

NUCLEAR STRUCTURE 120Sn; calculated energies, widths and wavefunctions for single proton resonant states.

doi: 10.1088/0256-307X/24/5/020
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2007ZH38      Eur.Phys.J. A 32, 43 (2007)

S.S.Zhang, W.Zhang, S.G.Zhou, J.Meng

Relativistic wave functions for single-proton resonant states

doi: 10.1140/epja/i2006-10299-9
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2004ZH13      Chin.Phys.Lett. 21, 632 (2004)

S.-S.Zhang, J.-Y.Guo, S.-Q.Zhang, J.Meng

Analytic Continuation in the Coupling Constant Method for the Dirac Equation

doi: 10.1088/0256-307X/21/4/012
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2004ZH31      Phys.Rev. C 70, 034308 (2004)

S.S.Zhang, J.Meng, S.G.Zhou, G.C.Hillhouse

Analytic continuation of single-particle resonance energy and wave function in relativistic mean field theory

NUCLEAR STRUCTURE 60Ca, 122Zr; calculated single-particle neutron resonance energies, widths, wave functions. Relativistic mean field, analytic continuation in the coupling constant.

doi: 10.1103/PhysRevC.70.034308
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2003ZH31      Chin.Phys.Lett. 20, 1694 (2003)

W.Zhang, S.-S.Zhang, S.-Q.Zhang, J.Meng

Shell Correction at the Saddle Point For Superheavy Nucleus

NUCLEAR STRUCTURE 208Pb, 256No; calculated binding energies, shell correction energies vs deformation. 255,256No, 257,258Rf, 261,262Sg, 265,266Hs, 269,270,271,272Ds, 275,276,277,278Cn, 283,284,289,290Fl, 289,290,293,294Lv, 291,292,293,294Og; calculated deformations, shell correction energies at equilibrium and saddle points. Constrained relativistic mean field theory.

doi: 10.1088/0256-307X/20/10/312
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