NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = F.Q.Chen Found 22 matches. 2023LU16 Phys.Rev.Lett. 131, 202502 (2023) Z.-W.Lu, L.Guo, Z.-Z.Li, M.Ababekri, F.-Q.Chen, C.Fu, C.Lv, R.Xu, X.Kong, Y.-F.Niu, J.-X.Li Manipulation of Giant Multipole Resonances via Vortex γ Photons
doi: 10.1103/PhysRevLett.131.202502
2022LV08 Phys.Rev.Lett. 129, 042502 (2022) C.-J.Lv, F.-Q.Chen, Y.Sun, M.Guidry ΔI=2 Bifurcation as a Characteristic Feature of Scissors Rotational Bands NUCLEAR STRUCTURE ^{156}Gd; calculated energy levels, B(E2), B(M1), staggering features for the scissors-mode rotational band, moments of inertia. Microscopic many-body. Comparison with available data.
doi: 10.1103/PhysRevLett.129.042502
2021CH25 Phys.Rev. C 103, 064319 (2021) Microscopic investigation on the existence of transverse wobbling under the effect of rotational alignment: The ^{136}Nd case NUCLEAR STRUCTURE ^{136}Nd; calculated energies of the even- and odd-spin 2-qp yrast bands, B(E2)(out of band)/B(E2)(in band) and B(M1)(out of band)/B(E2)(in band) ratios, probability distribution contours for the tilted angles (θ, φ) of the angular momentum vector with respect to the three principle axes of the intrinsic frame for even- and odd-spin yrast bands, wobbling energies as functions of spin with and without configuration mixing within the πh_{11/2} subshell. Triaxial projected shell model with a focus on possible interpretation as transverse wobbling excitation. Comparison with experimental data.
doi: 10.1103/PhysRevC.103.064319
2020WA03 Phys.Lett. B 802, 135246 (2020) Two quasiparticle wobbling in the even-even nucleus ^{130}Ba NUCLEAR STRUCTURE ^{130}Ba; calculated energy spectra, transition probability ratios B(M1)/B(E2), K and azimuthal plots.
doi: 10.1016/j.physletb.2020.135246
2019WA17 Phys.Rev. C 99, 054303 (2019) Y.K.Wang, F.Q.Chen, P.W.Zhao, S.Q.Zhang, J.Meng Multichiral facets in symmetry restored states: Five chiral doublet candidates in the even-even nucleus ^{136}Nd NUCLEAR STRUCTURE ^{136}Nd; calculated levels, J, π, B(M1)/B(E2) ratios, compositions of configurations for bands, K distributions for angular momenta, and probability distribution contours (azimuthal plots) of orientation of the angular momentum for five chiral doublets bands using triaxial projected shell model (PSM). Comparison with experimental data.
doi: 10.1103/PhysRevC.99.054303
2019WA35 J.Phys.(London) G46, 105102 (2019) L.-J.Wang, J.Dong, F.-Q.Chen, Y.Sun Projected shell model analysis of structural evolution and chaoticity in fast-rotating nuclei NUCLEAR STRUCTURE ^{164}Yb; calculated d energies and moment of inertia of the yrast band, B(E2), branching number; deduced rotationally-induced evolution from order to chaos infinite quantum many-body systems-nuclei.
doi: 10.1088/1361-6471/ab33be
2018CH51 Phys.Lett. B 785, 211 (2018) Chiral geometry and rotational structure for ^{130}Cs in the projected shell model NUCLEAR STRUCTURE ^{130}Cs; calculated rotational bands, B(E2), B(M1), distributions for the angular momentum using the projected shell model with configuration mixing for nuclear chirality. Comparison with experimental data.
doi: 10.1016/j.physletb.2018.08.039
2017CH11 Phys.Rev. C 95, 024307 (2017) Triaxial shape fluctuations and quasiparticle excitations in heavy nuclei NUCLEAR STRUCTURE ^{156,158,160,162,164,166,168,170,172}Er; calculated Particle number and angular momentum projected potential energy surfaces (PES) in (β, γ) plane for 0+ and second 2+ states, levels in the yrast, second 0+, and γ bands, vacua probability amplitude and total probability amplitude distribution contour plots in (β, γ) plane for the first and second 0+ states and the 2+ states of gamma band, K distribution of the yrast, β, and γ bands, B(E2) for the yrast, second 0+, and γ bands. Generator coordinate method including particle number and angular momentum symmetry conserving fluctuations in (β, γ) plane and their symmetry conserving two-quasiparticle excitations. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.024307
2017CH48 Phys.Rev. C 96, 051303 (2017) F.Q.Chen, Q.B.Chen, Y.A.Luo, J.Meng, S.Q.Zhang Chiral geometry in symmetry-restored states: Chiral doublet bands in ^{128}Cs NUCLEAR STRUCTURE ^{128}Cs; calculated levels, J, π, B(E2), B(M1), K distributions for the angular momentum on the short, intermediate, and long axes, azimuthal plots for orientation of angular momentum on the (θ, φ) plane, chiral doublet bands. Angular momentum projection (AMP) approach. Comparison with experimental data.
doi: 10.1103/PhysRevC.96.051303
2016CH13 Phys.Rev. C 93, 044310 (2016) Q.M.Chen, X.G.Wu, Y.S.Chen, C.B.Li, Z.C.Gao, G.S.Li, F.Q.Chen, C.Y.He, Y.Zheng, S.P.Hu, J.Zhong, Y.H.Wu, H.W.Li, P.W.Luo Lifetime measurements in ^{180}Pt NUCLEAR REACTIONS ^{156}Gd(^{28}Si, 4n), E=144 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by recoil-distance Doppler shift method using a plunger and differential decay curve analysis at HI-13 tandem accelerator of CIAE-Beijing. ^{180}Pt; deduced levels, J, π, B(E2), transition quadrupole moments for levels in the yrast band. Systematics of B(E2), E(4+)/E(2+) ratios, yrast and γ bands in ^{176,178,180,182,184,186}Pt. Comparison with triaxial projected shell model (TPSM) calculations.
doi: 10.1103/PhysRevC.93.044310
2016CH24 Phys.Rev. C 93, 064313 (2016) Shape vibration and quasiparticle excitations in the lowest 0^{+} excited state in erbium isotopes NUCLEAR STRUCTURE ^{156,158,160,162,164,166,168,170,172}Er; calculated levels, J, π, energies and B(E2) of yrast bands, and bands built on excited 0+ state, E(first 4+)/E(first 2+) ratios, E0 transition probabilities, two-quasiparticle configurations, absolute squares of the collective wave functions for the ground states and the excited 0+ states. Generator coordinate method (GCM). Comparison with experimental data.
doi: 10.1103/PhysRevC.93.064313
2015WA13 Acta Phys.Pol. B46, 497 (2015) L.-J.Wang, F.-Q.Chen, Y.Sun, T.Mizusaki, M.Oi Application of the Pfaffian Algorithm in the Nuclear Structure Study at High Spins NUCLEAR STRUCTURE ^{166}Hf; calculated yrast band at high spin; deduced anomalies. Projected shell model, the Pfaffian algorithm.
doi: 10.5506/APhysPolB.46.497
2014CU01 Phys.Rev. C 90, 014321 (2014) J.-W.Cui, X.-R.Zhou, F.-Q.Chen, Y.Sun, C.-L.Wu, Z.-C.Gao Description of collective and quasiparticle excitations in deformed actinide nuclei: The first application of the multishell shell model for heavy nuclei NUCLEAR STRUCTURE ^{230,232}Th, ^{232,234,236}U, ^{240}Pu; calculated levels, J, π, ground-, β-, γ-, and K=0 to K=7 bands, 2-quasiparticle configurations, B(E2), staggering parameter. Heavy shell model (HSM), an extension of projected shell model (PSM). Comparison with experimental data.
doi: 10.1103/PhysRevC.90.014321
2014LI45 Phys.Rev. C 90, 047302 (2014) C.B.Li, F.Q.Chen, X.G.Wu, C.Y.He, Y.Zheng, G.S.Li, Q.M.Chen, Z.C.Gao, Q.L.Xia, W.P.Zhou, S.P.Hu, H.W.Li, J.L.Wang, J.J.Liu, Y.H.Wu, P.W.Luo Lifetime measurement of the first 2^{+} state in ^{178}Pt NUCLEAR REACTIONS ^{154}Gd(^{28}Si, 4n), E=146 MeV; measured Eγ, γγ-coin, γγγ(t), half-life of the first 2+ state by fast-timing technique using Ge-LaBr_{3}-LaBr_{3} detectors. ^{178}Pt; deduced levels, B(E2). Potential energy surface (PES) calculations. Systematics of B(E2) for first 2+ states in ^{176,178,180,182,184}Pt isotopes and comparison with calculations using generator coordinate method.
doi: 10.1103/PhysRevC.90.047302
2014WA29 Phys.Rev. C 90, 011303 (2014) L.-J.Wang, F.-Q.Chen, T.Mizusaki, M.Oi, Y.Sun Toward extremes of angular momentum: Application of the Pfaffian algorithm in realistic calculations NUCLEAR STRUCTURE ^{166}Hf; calculated back-bending plot, and level-energy versus spin plot for high-spin band structure. ^{176}Hf; calculated levels, J, π for yrast, 2-qp, 4-qp and 6-qp bands with quantum number K=6, 8, 14, 15, 19, 20, 22, B(E2) values using Pfaffian algorithm to calculate matrix elements for Hartree-Fock-Bogoliubov states for high-spin and multi-qp states. Comparison with experimental data.
doi: 10.1103/PhysRevC.90.011303
2013CH02 J.Phys.(London) G40, 015101 (2013) F.-Q.Chen, Y.Sun, P.M.Walker, G.D.Dracoulis, Y.R.Shimizu, J.A.Sheikh Mixing effects on K-forbidden transition rates from the 6^{+} isomers in the N = 104 isotones RADIOACTIVITY ^{172}Er, ^{174}Yb, ^{176}Hf, ^{178}W(IT); calculated B(E2) values for transitions from 6^{+} isomers, deformation parameters, transition rates, level energies, J, π, matrix elements. PSM calculations, comparison with experimental data.
doi: 10.1088/0954-3899/40/1/015101
2013CH33 Phys.Rev. C 88, 014315 (2013) Quantum fluctuations in the collective 0^{+} states of deformed nuclei NUCLEAR STRUCTURE ^{154,156,158,160,162}Gd, ^{156,158,160,162,164}Dy, ^{158,160,162,164,166}Er; calculated energies of 2+, 4+ and 6+ members of ground bands, first excited 0+, probability functions of deformation for ground and first excited 0+ states, E0-matrix elements for 0+ to 0+ and 2+ to 2+ transitions. Extension of the original projected shell model (PSM). Comparison with experimental data.
doi: 10.1103/PhysRevC.88.014315
2012CH10 Phys.Rev. C 85, 024324 (2012) F.-Q.Chen, Y.-X.Liu, Y.Sun, P.M.Walker, G.D.Dracoulis Residual interactions and the K-mixing-induced fast decay of the three-quasiparticle isomer in ^{171}Tm NUCLEAR STRUCTURE ^{171}Tm; calculated levels, J, π, B(E2), B(M1), rotational bands, K-mixing matrix elements for the decay of Kπ=19/2+ 3-qp isomer, configurations. Projected shell model with two-body octupole and hexadecapole forces and 3-qp configurations. Comparison with experimental data.
doi: 10.1103/PhysRevC.85.024324
2012CU01 Chin.Phys.Lett. 29, 022101 (2012) J.-W.Cui, X.-R.Zhou, F.-Q.Chen, Y.Sun, C.-L.Wu Analyses of β-Bands of ^{230, 232}Th and ^{232, 234}U by the Projected Shell Model NUCLEAR STRUCTURE ^{230,232}Th, ^{232,234}U; calculated ground and β-bands, deformation parameters, energy schemes. Projected shell model, comparison with experimental data.
doi: 10.1088/0256-307X/29/2/022101
2011SH38 Phys.Rev. C 84, 054314 (2011) J.A.Sheikh, G.H.Bhat, Y.-X.Liu, F.-Q.Chen, Y.Sun Mixing of quasiparticle excitations and γ vibrations in transitional nuclei NUCLEAR STRUCTURE ^{166,168,170,172}Er; calculated levels, J, π, bands, B(E2) values. Quasiparticle excitations with γ vibration in transitional nuclei. Multiquasiparticle triaxial projected shell model approach. Comparison with experimental data.
doi: 10.1103/PhysRevC.84.054314
2009CH71 Chin.Phys.C 33, Supplement 1, 24 (2009) Level statistics for the even-even Yb isotopes NUCLEAR STRUCTURE ^{160,162,164,166,168,172}Yb; calculated level statistics; deduced discrepancies with the nearest-neighbor spacing distribution.
doi: 10.1088/1674-1137/33/S1/008
2009WE07 Chin.Phys.C 33, Supplement 1, 116 (2009) Properties of Zr hypernuclei in deformed Skyrme Hartree-Fock approach NUCLEAR STRUCTURE ^{80,100,122,138,139,142,188}Zr; calculated two-neutron separation energy, neutron radii, hyperon separation energy. Deformed self-consistent Skyrme-Hartee-Fock approach.
doi: 10.1088/1674-1137/33/S1/037
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