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NSR database version of April 11, 2024.

Search: Author = Q.Zhi

Found 17 matches.

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2022HU07      Phys.Rev. C 106, 014604 (2022)

X.Huang, G.-F.Wei, Q.-J.Zhi, Y.-C.Yang, Z.-W.Long

Neutron-proton differential transverse flow in ¹³²Sn + ¹²⁴Sn collisions at 270 MeV/nucleon

NUCLEAR REACTIONS ¹²⁴Sn(¹³²Sn, X), E=270 MeV/nucleon; calculated excitation function of the neutron-proton differential transverse flows, differential transverse flows of free neutrons and protons in the collision process. Isospin- and momentum dependent Boltzmann-Uehling-Uhlenbeck (IBUU) transport model.

doi: 10.1103/PhysRevC.106.014604
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2021WE08      Phys.Rev. C 103, 054607 (2021)

G.-F.Wei, C.Liu, X.-W.Cao, Q.-J.Zhi, W.-J.Xiao, C.-Y.Long, Z.-W.Long

Necessity of self-consistent calculations for the electromagnetic field in probing the nuclear symmetry energy using pion observables in heavy-ion collisions

NUCLEAR REACTIONS ⁹⁶Ru(⁹⁶Ru, X), ⁹⁶Zr(⁹⁶Zr, X), E=400 MeV/nucleon; calculated contours of the electric fields and densities, multiplicities of π^- and π⁺, relative kinetic energy distributions of nucleons, double π^-/π⁺ ratio using two approaches: self-consistent calculation in the framework of isospin- and momentum-dependent IBUU transport model, and by Lienard-Wiechert formula for heavy-ion collisions.

doi: 10.1103/PhysRevC.103.054607
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2021ZH45      Chin.Phys.C 48, 084102 (2021)

Q.-J.Zhi, X.-P.Zhang, J.-L.You, Q.Zheng, Z.-Z.Ren

Calculation of double-β decay half-lives using an improved Primakoff-Rosen formula

RADIOACTIVITY ⁴⁸Ca, ⁷⁶Ge, ⁸²Se, ⁹⁶Zr, ¹⁰⁰Mo, ¹¹⁶Cd, ^128,130Te, ¹³⁶Xe, ¹⁵⁰Nd, ²³⁸U(2β^-); calculated two-neutrino mode T_1/2. Comparison with available data.

doi: 10.1088/1674-1137/ac0097
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2020WE02      Phys.Rev. C 101, 014613 (2020)

G.-F.Wei, X.-G.Cao, Q-J.Zhi, X.-W.Cao, Z.-W.Long

Proton-proton momentum correlation function as a probe of the high momentum tail of the nucleon-momentum distribution

NUCLEAR REACTIONS ¹⁹⁷Au(¹⁹⁷Au, X), E=400 MeV/nucleon; calculated momentum distributions of a proton and a neutron, average proton emission time and proton emission rate, and momentum correlation function (MCF) of pp pairs with and without the short-range correlations (SRCs); deduced effects of the presence and the fraction of nucleons of the high momentum tail (HMT) in the nucleon momentum distribution (NMD). Isospin- and momentum-dependent Boltzmann-Uehling-Uhlenbeck (BUU) transport model.

doi: 10.1103/PhysRevC.101.014613
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2020WE09      Phys.Rev. C 102, 024614 (2020)

G.-F.Wei, C.Xu, W.Xie, Q.-J.Zhi, S.-G.Chen, Z.-W.Long

Effects of density-dependent scenarios of in-medium nucleon-nucleon interactions in heavy-ion collisions

NUCLEAR REACTIONS ¹⁹⁷Au(¹⁹⁷Au, X), E=400 MeV/nucleon; calculated nuclear symmetry energies, momentum dependencies of symmetry potentials, free neutron-proton ratios, reduced maximum densities, kinetic energy distributions of free neutron-proton ratios, π^-/π⁺ ratios using the momentum dependent interaction (MDI) and and improved-MDI (IMDI) single-nucleon potentials for the Boltzmann-Uehling-Uhlenbeck (BUU) transport model; discussed effects of differences of in-medium nucleon-nucleon interactions in the separate and total density-dependent scenarios on isospin-sensitive observables in heavy-ion collisions (HICs).

doi: 10.1103/PhysRevC.102.024614
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2019YO05      Chin.Phys.C 43, 114104 (2019)

J.-L.You, X.-P.Zhang, Q.-J.Zhi, Z.-Z.Ren, Q.-D.Wu

The contribution of the first forbiden transitions to the nuclear β^--decay half-life

RADIOACTIVITY ¹³⁴Sb, ¹³⁵Te, ¹³⁷Xe, ^137,138,139Cs, ^139,140Ba, ^140,141La, ^141,143,144Ce, ^{142,143,144,145,146}Pr, ¹⁴⁷Nd, ¹⁴⁷Pm, ^165,166Dy, ¹⁶⁶Ho, ¹⁶⁹Er, ^{170,171,172,173}Tm(β^-); analyzed available data; deduced eight parameters using the least-squares fit of the experimental β^--decay T_1/2 that includes contribution of the first forbidden (FF) transitions.

doi: 10.1088/1674-1137/43/11/114104
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2018WE09      Phys.Rev. C 98, 024618 (2018)

G.-F.Wei, G.-C.Yong, L.Ou, Q.-J.Zhi, Z.-W.Long, X.-H.Zhou

Beam-energy dependence of the relativistic retardation effects of electrical fields on the π^-/π⁺ ratio in heavy-ion collisions

NUCLEAR REACTIONS ⁹⁶Ru(⁹⁶Ru, X), ⁹⁶Zr(⁹⁶Zr, X), ¹⁹⁷Au(¹⁹⁷Au, X), E=200-800 MeV/nucleon; calculated dependence of relativistic retardation effects of electrical fields on the single and double π^-/π⁺ ratios in heavy-ion reactions, dynamical multiplicities of π^-, Δ^- and Δ⁰ resonances. Discussed the method as a probe of nuclear symmetry energy. Isospin- and momentum-dependent transport Boltzmann-Uehling-Uhlenbeck model IBUU11.

doi: 10.1103/PhysRevC.98.024618
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2013ZH05      Phys.Rev. C 87, 025803 (2013)

Q.Zhi, E.Caurier, J.J.Cuenca-Garcia, K.Langanke, G.Martinez-Pinedo, K.Sieja

Shell-model half-lives including first-forbidden contributions for r-process waiting-point nuclei

RADIOACTIVITY ^129,131In, ²⁰⁵Au, ^205,206Hg, ^206,207Tl(β^-); calculated logft, first-forbidden shape factors. ⁷⁴Cr, ⁷⁵Mn, ⁷⁶Fe, ⁷⁷Co, ⁷⁸Ni, ⁷⁹Cu, ⁸⁰Zn, ⁸¹Ga, ⁸²Ge, ¹²⁴Mo, ¹²⁵Tc, ¹²⁶Ru, ¹²⁷Rh, ¹²⁸Pd, ¹²⁹Ag, ¹³⁰Cd, ¹³¹In, ¹⁹²Dy, ¹⁹³Ho, ¹⁹⁴Er, ¹⁹⁵Tm, ¹⁹⁶Yb, ¹⁹⁷Lu, ¹⁹⁸Hf, ¹⁹⁹Ta(β^-), (β^-n); calculated Q(β) values, T_1/2, beta-delayed neutron emission probabilities, first-forbidden transition components, partial decay rates for N=50, Z=24-32; N=82, Z=42-49; N=126, Z=66-73 r-process waiting-point nuclei. Large-scale shell-model calculations. Comparison with other model calculations, and with experimental data.

doi: 10.1103/PhysRevC.87.025803
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2011ZH17      Nucl.Phys. A859, 172 (2011)

Q.Zhi, K.Langanke, G.Martinez Pinedo, F.Nowacki, K.Sieja

The ⁷⁶Se Gamow-Teller strength distribution and its importance for stellar electron capture rates

RADIOACTIVITY ⁷⁶Se(EC); calculated β-decay B(GT) strength using shell model with RG interaction.

doi: 10.1016/j.nuclphysa.2011.04.010
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2011ZH42      Chin.Phys.C 35, 1022 (2011)

Q.-J.Zhi, Y.Yu, Q.Zheng

Theoretical investigation of the Gamow-Teller transition across N=40 shell

NUCLEAR STRUCTURE ⁷⁶Se; calculated Gamow-Teller transitions. Large scale shell model calculations.

doi: 10.1088/1674-1137/35/11/008
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2010GR04      Phys.Rev. C 81, 061601 (2010)

R.Graeger, D.Ackermann, M.Chelnokov, V.Chepigin, Ch.E.Dullmann, J.Dvorak, J.Even, A.Gorshkov, F.P.Hessberger, D.Hild, A.Hubner, E.Jager, J.Khuyagbaatar, B.Kindler, J.V.Kratz, J.Krier, A.Kuznetsov, B.Lommel, K.Nishio, H.Nitsche, J.P.Omtvedt, O.Petrushkin, D.Rudolph, J.Runke, F.Samadani, M.Schadel, B.Schausten, A.Turler, A.Yakushev, Q.Zhi

Experimental study of the ²³⁸U(³⁶S, 3-5n)^269-271Hs reaction leading to the observation of ²⁷⁰Hs

NUCLEAR REACTIONS ²³⁸U(³⁶S, 3n), (³⁶S, 4n), (³⁶S, 5n), E=256.4 MeV; measured reaction products using COMPACT system of efficient and rapid chemical-separation and online detection based on the cryo-thermo chromatography method. ^269,270,271Hs; deduced production σ.

RADIOACTIVITY ^269,270,271Hs, ^265,267Sg(α); measured decay products, Iα, Eα; deduced T_1/2, αα correlations; ^261,263Rf, ²⁶⁴Sg(SF); measured decay products, Eα, Iα; deduced α-SF correlations.

doi: 10.1103/PhysRevC.81.061601
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0873.

2007RE06      J.Radioanal.Nucl.Chem. 272, 209 (2007)

Z.Z.Ren, Y.C.Mao, Q.J.Zhi, C.Xu, T.K.Dong

Systematical calculations on the ground state properties of heavy and superheavy nuclei

RADIOACTIVITY ^{260,262,264,266,268,270,272,274,276}Sg, ^{262,264,266,268,270,272,274,276,278}Hs(α); calculated Eα, T_1/2. ^{260,261,262,263,264,265,266,267,268}Sg(SF); calculated T_1/2. Z=106-118; calculated α-decay T_1/2.

doi: 10.1007/s10967-007-0501-x
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2007ZH36      Nucl.Phys. A794, 10 (2007)

Q.Zhi, Z.Ren

Systematic studies on the exotic properties of isotopes from oxygen to calcium

NUCLEAR STRUCTURE O, F, Ne, Na, Al, Si; calculated binding energies, deformation parameters, one- and two-neutron separation energies, B(E2). Macroscopic-microscopic model with isospin-dependent Nilsson potential, comparison with data.

doi: 10.1016/j.nuclphysa.2007.07.001
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2007ZH43      J.Phys.(London) G34, 2611 (2007)

X.Zhang, Z.Ren, Q.Zhi, Q.Zheng

Systematics of β^--decay half-lives of nuclei far from the β-stable line

NUCLEAR STRUCTURE Z=5-101; A=17-240; analyzed β^- decay T_1/2 for nuclei far from stability. Deduced exponential relation between T_1/2 and nucleon number.

doi: 10.1088/0954-3899/34/12/007
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2006ZH01      Chin.Phys.Lett. 23, 58 (2006)

Q.-J.Zhi, Z.-Z.Ren

Deformations and B(E2) Values of Ne and Mg Nuclei around N = 20

NUCLEAR STRUCTURE ^{26,28,30,32,34}Ne, ^{28,30,32,34,36}Mg; calculated binding energies, deformation parameters, B(E2). Macroscopic-microscopic model, isospin-dependent Nilsson potential, comparison with data.

doi: 10.1088/0256-307X/23/1/018
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2006ZH05      J.Phys.(London) G32, 375 (2006)

Q.Zhi, Z.Ren

A macroscopic-microscopic study of Ne and Mg nuclei around N = 20

NUCLEAR STRUCTURE ^{20,22,24,26,28,30,32,34}Ne, ^{22,24,26,28,30,32,34,36,38,40}Mg; calculated binding energies, deformation parameters. ^{26,28,30,32,34}Ne, ^{28,30,32,34,36}Mg; calculated transitions B(E2). Macroscopic-microscopic model, comparison with data.

doi: 10.1088/0954-3899/32/3/011
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2006ZH19      Phys.Lett. B 638, 166 (2006)

Q.Zhi, Z.Ren

Systematic calculations on the ground state properties of Mg isotopes by the macroscopic-microscopic model

NUCLEAR STRUCTURE ^{20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40}Mg; calculated binding energies, deformation parameters, B(E2), single- and two-neutron separation energies, quadrupole moments. Macroscopic-microscopic model, isospin-dependent Nilsson potential, comparison with data.

doi: 10.1016/j.physletb.2006.05.057
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Note: The following list of authors and aliases matches the search parameter Q.Zhi: , Q.J.ZHI