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NSR database version of April 24, 2024.

Search: Author = Y.J.Chen

Found 62 matches.

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2024LI04      Phys.Rev. C 109, 014603 (2024)

L.-L.Liu, Y.-Y.Liu, X.-L.Huang, J.-M.Wang, Y.-J.Chen, N.-Ch.Shu, Zh.-G.Ge

Influence of the spin cut-off parameter on the isomeric cross-section ratio of the (n, 2n) reaction within the Huizenga-Vandenbosch method

doi: 10.1103/PhysRevC.109.014603
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2023CH25      Chin.Phys.C 47, 054103 (2023)

Y.-J.Chen, Y.Su, L.-L.Liu, G.Dong, Z.Ge, N.Shu, X.Wang

Microscopic study of neutron-induced fission process of 239Pu via zero- and finite-temperature density functional theory

NUCLEAR REACTIONS 239Pu(n, F), E<15 MeV; calculated potential energy surface (PES) using zero and finite-temperature density functional theory (FT-DFT) with the Skyrme force; deduced the variations of the least-energy fission path, fission barrier, total kinetic energy, scission line, and mass distribution of fission fragments with the incident neutron energy.

doi: 10.1088/1674-1137/acbe2c
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2023GU05      Phys.Rev. C 107, 034307 (2023)

X.Guan, T.-C.Wang, W.-Q.Jiang, Y.Su, Y.-J.Chen, K.Pomorski

Impact of the pairing interaction on fission of U isotopes

NUCLEAR REACTIONS 232,233,234,235,236,238U(n, F), E=thermal; calculated fragment mass distribution, total kinetic energy distribution. Deformed mean-field plus standard pairing model. Comparison to experimental data and ENDF/B-VIII.0.

NUCLEAR STRUCTURE 236U; calculated potential-energy surface, static fission path, prescission point, scission process point, asymmetric and symmetric scission points, neutron and proton pairing interaction energy. 231,232,233,234,235,236,238,239,240U; calculated fission barrier height. Comparison to experimental data.

doi: 10.1103/PhysRevC.107.034307
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2023PO07      Phys.Rev. C 107, 054616 (2023)

K.Pomorski, B.Nerlo-Pomorska, C.Schmitt, Z.G.Xiao, Y.J.Chen, L.L.Liu

Fourier-over-spheroid shape parametrization applied to nuclear fission dynamics

NUCLEAR REACTIONS 235U(n, F), E = thermal; calculated fission fragments mass and charge yields, total kinetic energy (TKE) of fission fragments, post-fission neutron multiplicities, fission fragment excitation energy. 3D Langevin code, based on the Fourier-over-spheroid (FoS) shape parametrization, the LSD+Yukawa folded macroscopic-microscopic potential energy landscape, a procedure to account for charge equilibration at scission, and a method to compute the excitation energy available in the primary fragments. Comparison to experimental data.

RADIOACTIVITY 246,248,250,252,254,256,258,260,262Fm(SF); calculated fission fragment mass yields distribution, total kinetic energy (TKE) of fission fragments, post-fission neutron multiplicities. Comparison to experimental data.

NUCLEAR STRUCTURE 236U, 252,254,256,258,260,262Fm; calculated potential energy surfaces. 240Pu; calculated energy at scission as a function of the heavy fragment charge number, Wigner distribution probability of the fission fragment charge number.

doi: 10.1103/PhysRevC.107.054616
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2023PO11      Acta Phys.Pol. B54, 9-A2 (2023)

K.Pomorski, A.Dobrowolski, B.Nerlo-Pomorska, M.Warda, A.Zdeb, J.Bartel, H.Molique, C.Schmitt, Z.G.Xiao, Y.J.Chen, L.L.Liu

Fission Fragment Mass and Kinetic Energy Yields of Fermium Isotopes

NUCLEAR STRUCTURE 246,248,250,252,254,256,258,260,262Fm; analyzed available data; deduced the post-fission neutron multiplicities, potential energy surfaces.

doi: 10.5506/APhysPolB.54.9-A2
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2023WA05      Phys.Rev.Lett. 130, 092701 (2023)

L.H.Wang, J.Su, Y.P.Shen, J.J.He, M.Lugaro, B.Szanyi, A.I.Karakas, L.Y.Zhang, X.Y.Li, B.Guo, G.Lian, Z.H.Li, Y.B.Wang, L.H.Chen, B.Q.Cui, X.D.Tang, B.S.Gao, Q.Wu, L.T.Sun, S.Wang, Y.D.Sheng, Y.J.Chen, H.Zhang, Z.M.Li, L.Y.Song, X.Z.Jiang, W.Nan, W.K.Nan, L.Zhang, F.Q.Cao, T.Y.Jiao, L.H.Ru, J.P.Cheng, M.Wiescher, W.P.Liu

Measurement of the 18O(α, γ)22Ne Reaction Rate at JUNA and Its Impact on Probing the Origin of SiC Grains

NUCLEAR REACTIONS 18O(α, γ), E=470-787 keV; measured reaction products, Eγ, Iγ; deduced thick target yields, resonance energies and resonance strengths, total reaction rates. Comparison with available data. The Jinping Underground Nuclear Astrophysics experimental facility (JUNA).

doi: 10.1103/PhysRevLett.130.092701
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2023ZH26      Phys.Rev. C 107, 065801 (2023)

H.Zhang, J.Su, Z.H.Li, Y.J.Li, E.T.Li, C.Chen, J.J.He, Y.P.Shen, G.Lian, B.Guo, X.Y.Li, L.Y.Zhang, Y.D.Sheng, Y.J.Chen, L.H.Wang, L.Zhang, F.Q.Cao, W.Nan, W.K.Nan, G.X.Li, N.Song, B.Q.Cui, L.H.Chen, R.G.Ma, Z.C.Zhang, T.Y.Jiao, B.S.Gao, X.D.Tang, Q.Wu, J.Q.Li, L.T.Sun, S.Wang, S.Q.Yan, J.H.Liao, Y.B.Wang, S.Zeng, D.Nan, Q.W.Fan, W.P.Liu

Updated reaction rate of 25Mg(p, γ)26Al and its astrophysical implication

NUCLEAR REACTIONS 25Mg(p, γ), E=117-350 keV; measured Eγ, Iγ, sum of γ energies; deduced γ-ray branching ratios, resonances, resonance strengths, astrophysical reaction rate (T=0.01-2.0 GK), contribution of individual resonances to the reaction rate, ground-state and isomeric state contribution. Comaprison to other experimental data and NACRE compilation. Evaluated the impact of the obtained data on the 26Al yield in stellar environment (code MESA). BGO detector array in nearby 4π geometry composed of 8 identical segments at high-current 400 kV JUNA accelerator (China JinPing underground Laboratory).

doi: 10.1103/PhysRevC.107.065801
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2023ZH31      Chin.Phys.C 47, 064106 (2023)

M.-H.Zhou, Z.-Y.Li, S.-Y.Chen, Y.-J.Chen, Z.-P.Li

Three-dimensional potential energy surface for fission of 236U within covariant density functional theory

NUCLEAR STRUCTURE 236U; calculated the three-dimensional potential energy surface (PES) for the fission of the compound nucleus 236U using covariant density functional theory with constraints on the axial quadrupole and octupole deformations as well as the nucleon number in the neck; deduced the coexistence of the elongated and compact fission modes. Comparison with available data.

doi: 10.1088/1674-1137/acc4ac
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2022CH15      Chin.Phys.C 46, 024103 (2022)

Y.-J.Chen, Y.Su, G.Dong, L.-L.Liu, Z.Ge, X.Wang

Energy density functional analysis of the fission properties of 240Pu: The effect of pairing correlations

NUCLEAR STRUCTURE 240Pu; calculated the potential energy surfaces up to the scission point using the density functional theory with different pairing strengths to investigate the effect of pairing correlations on its fission properties; deduced enhancement in the pairing correlations lowers the barrier heights, isomeric state, and ridge between the symmetric and asymmetric fission valleys significantly.

doi: 10.1088/1674-1137/ac347a
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2022LI16      Phys.Rev. C 105, 034614 (2022)

L.-L.Liu, X.-Z.Wu, Y.-J.Chen, C.-W.Shen, Z.-G.Ge, Z.-X.Li

Impact of nuclear dissipation on the fission dynamics within the Langevin approach

NUCLEAR REACTIONS 237,238,239,240,241,242,243,244Am, 235,236,237,238,239,240,241,242Pu, 233,234,235,236,237,238,239,240Np, 232,233,234,235,236,237,238,239U(n, F), E=14 MeV; calculated fission fragments mass distributions, total kinetic energy (TKE) distributions, influences of the strength of friction tensor on the fragments distributions. Studied systematic dependence of the averaged TKE on the Coulomb parameter. Three-dimensional Langevin approach. Comparison to the evaluated data from ENDF/B-VIII.0 and results calculated with GEF model.

doi: 10.1103/PhysRevC.105.034614
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2022LI65      Chin.Phys.C 46, 124101 (2022)

L.-L.Liu, X.-Z.Wu, Y.-J.Chen, C.-W.Shen, Z.-X.Li, Z.-G.Ge, N.-C.Shu

Influence of the neck parameter on the fission dynamics within the two-center shell model parametrization

NUCLEAR REACTIONS 235U(n, F), E=14 MeV; calculated the total kinetic energy (TKE) distributions.

doi: 10.1088/1674-1137/ac8867
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2022WA02      Nucl.Instrum.Methods Phys.Res. B512, 49 (2022)

L.H.Wang, Y.P.Shen, J.Su, X.Y.Li, W.Q.Yan, J.J.He, L.Y.Zhang, B.Liao, Y.F.Wu, Y.D.Sheng, Z.M.Li, Y.J.Chen, L.Y.Song, X.Z.Jiang, G.Lian, W.Nan, W.K.Nan, L.Zhang, F.Q.Cao, C.Chen, N.Song, H.Zhang, W.P.Liu

Development of irradiation-resistant enriched 12C targets for astrophysical 12C(α, γ)16O reaction measurements

NUCLEAR REACTIONS 12C(p, γ), E=370 keV; 12C(p, α), E=740 keV; measured reaction products, Eγ, Iγ; deduced yields. The China JinPing underground Laboratory (CJPL).

doi: 10.1016/j.nimb.2021.11.020
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2022WA26      Phys.Rev. C 106, L021304 (2022)

Z.A.Wang, J.C.Pei, Y.J.Chen, C.Y.Qiao, F.R.Xu, Z.G.Ge, N.C.Shu

Bayesian approach to heterogeneous data fusion of imperfect fission yields for augmented evaluations

NUCLEAR REACTIONS 238U(n, F), E<20 MeV; analyzed experimental data; calculated cumulative fission yields of 99Mo, 135Xe, 140Ba, 147Nd fragments, independent fission yields. Bayesian neural networks (BNNs) algorithm for machine learning.

doi: 10.1103/PhysRevC.106.L021304
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2022ZH67      Phys.Rev. C 106, 055803 (2022)

L.Y.Zhang, J.Su, J.J.He, R.J.deBoer, D.Kahl, M.Wiescher, D.Odell, Y.J.Chen, X.Y.Li, J.G.Wang, L.Zhang, F.Q.Cao, H.Zhang, Z.C.Zhang, T.Y.Jiao, Y.D.Sheng, L.H.Wang, L.Y.Song, X.Z.Jiang, Z.M.Li, E.T.Li, S.Wang, G.Lian, Z.H.Li, B.Guo, X.D.Tang, L.T.Sun, Q.Wu, J.Q.Li, B.Q.Cui, L.H.Chen, R.G.Ma, N.C.Qi, W.L.Sun, X.Y.Guo, P.Zhang, Y.H.Chen, Y.Zhou, J.F.Zhou, J.R.He, C.S.Shang, M.C.Li, J.P.Cheng, W.P.Liu

Direct measurement of the astrophysical 19F(p, αγ)16O reaction in a deep-underground laboratory

NUCLEAR REACTIONS 19F(p, αγ), E(cm)=72.4-344 keV; measured Eγ, Iγ; deduced astrophysical S-factor, thermonuclear astrophysical reaction rates (range 0.05–1 GK), contributions from different channels. R-matrix analysis with AZURE2 together with a MCMC Bayesian uncertainty estimation. Comparison to other experimental data. 4π BGO γ-array with proton beam from JUNA accelerator at China JinPing underground Laboratory (CJPL).

doi: 10.1103/PhysRevC.106.055803
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2021CH39      Chin.Phys.C 48, 084101 (2021)

Y.-J.Chen, Y.-Y.Liu, L.-L.Liu, F.-Y.Wang, Y.-X.Zhang

Understanding the isoscaling relationship in the fissioning system with evaluated data

NUCLEAR REACTIONS 233,235U(n, F), E<20 MeV; analyzed available data; deduced isoscaling parameters in the fissioning systems. ENDF/B-VIII.0 and JEFF-3.3 evaluated libraries.

doi: 10.1088/1674-1137/ac0035
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2021GU26      Phys.Rev. C 104, 044329 (2021)

X.Guan, Y.Xin, Y.-J.Chen, X.-Z.Wu, Z.-X.Li

Impact of pairing interactions on fission in the deformed mean-field plus standard pairing model

NUCLEAR STRUCTURE 220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235Th, 222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237U, 224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239Pu; calculated odd-even mass differences using extended pairing model, and compared with experimental values. 226Th; calculated potential-energy surface contour in (ϵ, α3) plane, neutron and proton pairing correction energies as function of ϵ deformation, inner and outer barrier heights, information entropy. 228,229,230,231,232Th, 232,233,234,236U, 236,237,238Pu; calculated root-mean-square deviations of the theoretical inner and outer heights using BCS pairing, and compared with experimental values. Deformed mean-field plus extended pairing model.

doi: 10.1103/PhysRevC.104.044329
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2021LI21      Phys.Rev. C 103, 044601 (2021)

L.-L.Liu, Y.-J.Chen, X.-Z.Wu, Z.-X.Li, Z.-G.Ge, K.Pomorski

Analysis of nuclear fission properties with the Langevin approach in Fourier shape parametrization

NUCLEAR REACTIONS 235U(n, F), E=14 MeV; calculated deformation energy contour for 236U in (q2, q3) plane, total kinetic energy (TKE) as function of the heavy fission fragment, mass distribution of fission fragments, mass-energy correlation of the fission fragments, correlations between the distance of the mass centers of two fragments and the heavy fragment mass at the scission point, correlation between neck parameter and the elongation parameter at the scission point. 233,236,238U, 239Pu(n, F), E=14 MeV; calculated fragment mass distributions, total kinetic energy (TKE) and the probability distributions. Langevin approach for nuclear fission within the Fourier shape parametrization, with the potential energy from macroscopic-microscopic model based on Lublin-Strasbourg drop model and Yukawa-folded potential. Comparison with experimental data, and with evaluated data in ENDF/B-VIII.0.

doi: 10.1103/PhysRevC.103.044601
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2021PO06      Chin.Phys.C 45, 054109 (2021)

K.Pomorski, J.M.Blanco, P.V.Kostryukov, A.Dobrowolski, B.Nerlo-Pomorska, M.Warda, Z.-G.Xiao, Y.-J.Chen

Fission fragment mass yields of Th to Rf even-even nuclei

NUCLEAR STRUCTURE 216,218,220,222,224,226,228,230,232,234,236,238,240Th, 220,222,224,226,228,230,232,234,236,238,240,242,244,246U, 222,224,226,228,230,232,234,236,238,240,242,244,246,248,250Pu, 224,226,228,230,232,234,236,238,240,242,244,246,248,250,252Cm, 238,240,242,244,246,248,250,252,254,256,258,260Cf, 240,242,244,246,248,250,252,254,256,258,260,262Fm, 242,244,246,248,250,252,254,256,258,260,262,264No, 250,252,254,256,258,260,262,264,266,268,270,272,274,276Rf; calculated potential energy surfaces, fission barrier heights, fragment mass yields.

doi: 10.1088/1674-1137/abec69
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2021QI04      Phys.Rev. C 103, 034621 (2021)

C.Y.Qiao, J.C.Pei, Z.A.Wang, Y.Qiang, Y.J.Chen, N.C.Shu, Z.G.Ge

Bayesian evaluation of charge yields of fission fragments of 239U

NUCLEAR REACTIONS 232,233Th, 239Pu(n, F), E=14 MeV; 239Pu, 244Cm(n, F), E=0.5 MeV; 255Fm(n, F), E=0.025 eV; analyzed one-layer and two-layer Bayesian neural network (BNN) learning results of charge yields taken from JENDL. 235U(n, F), E=0.025 eV and 0.5, 14 MeV; predicted BNN fission charge yields. 238U(n, F)239U*, E=0.5 MeV; calculated and evaluated BNN fission charge yields. Double-layered Bayesian neural network (BNN) to learn and predict charge yields of fission fragments; deduced better performance of double-layer network better than that of the single-layer network with same number of neurons. Comparison with experimental data.

doi: 10.1103/PhysRevC.103.034621
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2021YA18      Phys.Rev. C 104, 014306 (2021)

T.Ya, Y.-J.Chen, Y.-S.Chen, Z.-C.Gao, L.Liu

Axial shape asymmetry and high-spin states in nuclei with Z=100 suggested by the projected total energy surface approach

NUCLEAR STRUCTURE 246,248,250,252,254,256Fm; calculated levels, J, π, yrast bands, moment of inertia of yrast bands as function of rotational frequency, β2 and γ deformation parameters, local triaxial minima, energy surfaces, axial asymmetry shapes; deduced backbending phenomenon at about spin 18+ due to the alignment excitation of two quasi-neutrons of the high-j shell. Projected total-energy surface (PTES), total Routhian surface (TRS), and variation after projection (VAP) calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.104.014306
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2021ZH53      Phys.Rev.Lett. 127, 152702 (2021)

L.Y.Zhang, J.Su, J.J.He, M.Wiescher, R.J.deBoer, D.Kahl, Y.J.Chen, X.Y.Li, J.G.Wang, L.Zhang, F.Q.Cao, H.Zhang, Z.C.Zhang, T.Y.Jiao, Y.D.Sheng, L.H.Wang, L.Y.Song, X.Z.Jiang, Z.M.Li, E.T.Li, S.Wang, G.Lian, Z.H.Li, X.D.Tang, H.W.Zhao, L.T.Sun, Q.Wu, J.Q.Li, B.Q.Cui, L.H.Chen, R.G.Ma, B.Guo, S.W.Xu, J.Y.Li, N.C.Qi, W.L.Sun, X.Y.Guo, P.Zhang, Y.H.Chen, Y.Zhou, J.F.Zhou, J.R.He, C.S.Shang, M.C.Li, X.H.Zhou, Y.H.Zhang, F.S.Zhang, Z.G.Hu, H.S.Xu, J.P.Chen, W.P.Liu

Direct Measurement of the Astrophysical 19F(p, αγ)16O Reaction in the Deepest Operational Underground Laboratory

NUCLEAR REACTIONS 19F(p, α), E(cm)=72.4-188.8 keV; measured reaction products, Eγ, Iγ; deduced yields, S-factors, reaction rates. The China Jinping Underground Laboratory (CJPL), JUNA accelerator.

doi: 10.1103/physrevlett.127.152702
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2019LI16      Phys.Rev. C 99, 044614 (2019)

L.-L.Liu, X.-Z.Wu, Y.-J.Chen, C.-W.Shen, Z.-X.Li, Z.-G.Ge

Study of fission dynamics with a three-dimensional Langevin approach

NUCLEAR REACTIONS 233,238U, 239Pu(n, F), E=14 MeV; 235U(n, F), E=thermal, 14, 25, 35, 45, 55 MeV; calculated fragment mass distributions, total kinetic energy (TKE) of heavy mass fragments, fission time distribution, and elongation and averaged nuclear shape at scission for 235U+n at 14 MeV, potential energy surface for 236U. Three-dimensional Langevin model, with the potential energy surface calculated with the macroscopic-microscopic model based on two-center shell model. Comparison with experimental data, results of GEF code and the evaluated data in ENDF/B-VIII.0 library.

doi: 10.1103/PhysRevC.99.044614
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2017CH14      Phys.Rev. C 95, 035807 (2017)

Y.J.Chen

Thermodynamical instabilities under strong magnetic fields

doi: 10.1103/PhysRevC.95.035807
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2017HU09      J.Phys.(London) G44, 095101 (2017)

Y.Huang, S.J.Zhu, J.H.Hamilton, Y.J.Chen, E.H.Wang, A.V.Ramayya, Z.G.Xiao, H.J.Li, Y.X.Luo, J.O.Rasmussen, G.M.Ter-Akopian, Y.T.Oganessian

Reinvestigation of s = ±i octupole bands in neutron-rich 141Xe

RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ. 141Xe; deduced high spin energy levels, J, π, multiplicity, B(E1)/B(E2). Comparison with shell model calculations, available data.

doi: 10.1088/1361-6471/aa8318
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Data from this article have been entered in the XUNDL database. For more information, click here.


2017YA18      Phys.Rev. C 95, 064316 (2017)

T.Ya, Y.-S.Chen, Z.-C.Gao, L.Liu, Y.-J.Chen

Beyond-mean-field effects on nuclear triaxiality

NUCLEAR STRUCTURE 170,172,174,176,178W; calculated level energies, transition quadrupole moments, and projected total energy surfaces (PTES) in (ϵ2, γ) plane for positive-parity yrast bands up to 20+, level energies of γ bands. Investigated beyond-mean-field effects on nuclear triaxiality by projected total energy surface, based on the triaxial projected shell model and hybridized macroscopic-microscopic method. Comparison with experimental data.

doi: 10.1103/PhysRevC.95.064316
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2016CA03      Nucl.Data Sheets 131, 1 (2016)

R.Capote, Y.-J.Chen, F.-J.Hambsch, N.V.Kornilov, J.P.Lestone, O.Litaize, B.Morillon, D.Neudecker, S.Oberstedt, T.Ohsawa, N.Otuka, V.G.Pronyaev, A.Saxena, O.Serot, O.A.Shcherbakov, N.-C.Shu, D.L.Smith, P.Talou, A.Trkov, A.C.Tudora, R.Vogt, A.S.Vorobyev

Prompt Fission Neutron Spectra of Actinides

NUCLEAR REACTIONS 232Th, 233,234,235,238U, 237Np, 239Pu(n, F), E<30 MeV; calculated prompt fission En, In; Comparison with available data.

doi: 10.1016/j.nds.2015.12.002
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset33084.


2015CH04      Phys.Rev. C 91, 014317 (2015)

Y.-J.Chen, Z.-C.Gao, Y.-S.Chen, Y.Tu

Octupole bands and simplex inversion in the neutron-rich nucleus 145Ba

NUCLEAR STRUCTURE 145Ba; calculated levels, J, π, rotational bands, single-proton and single-neutron levels as a function of quadrupole and octupole deformation, configuration mixing, simplex inversion; evidence for reflection asymmetric shape in the ground state and low-lying states. Reflection asymmetric shell model. Comparison with experimental data.

doi: 10.1103/PhysRevC.91.014317
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2015CH59      Int.J.Mod.Phys. E24, 1550081 (2015)

Y.-J.Chen, Y.-S.Chen, Z.-C.Gao, Y.Tu

The octupole deformation of 143Ba

NUCLEAR STRUCTURE 143Ba; calculated energy levels, J. π, rotational bands, B(E1)/B(E2) values. The reflection asymmetric shell model (RASM), comparison with available data.

doi: 10.1142/S0218301315500810
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2015SH17      Chin.Phys.C 39, 054101 (2015)

N.-C.Shu, M.Jia, Y.-J.Chen, T.J.Liu

Prompt fission neutron spectra of n+235U above the (n, nf) fission threshold

NUCLEAR REACTIONS 235U(n, F), E=7, 14.7 MeV; calculated prompt fission neutron spectra, multiple-chance fission contributions.

doi: 10.1088/1674-1137/39/5/054101
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2014CH17      Chin.Phys.C 38, 054001 (2014)

Y.-J.Chen, M.Jia, T.-J.Liu, N.-C.Shu

Calculation of prompt fission neutron spectrum for 233U(n, f) reaction by the semi-empirical method

NUCLEAR REACTIONS 233U(n, F), E<6 MeV; calculated σ(E), prompt neutron spectra, energy partition between fragments. Comparison with available data.

doi: 10.1088/1674-1137/38/5/054001
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2014LI46      Phys.Rev. C 90, 047303 (2014)

H.J.Li, S.J.Zhu, J.H.Hamilton, E.H.Wang, A.V.Ramayya, Y.J.Chen, J.K.Hwang, J.Ranger, S.H.Liu, Z.G.Xiao, Y.Huang, Z.Zhang, Y.X.Luo, J.O.Rasmussen, I.Y.Lee, G.M.Ter-Akopian, Yu.Ts.Oganessian, W.C.Ma

Reinvestigation of high spin states and proposed octupole correlations in 147Ce

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, triple- and four-fold γγ-coin using Gammasphere detector array at LBNL facility. 147Ce; deduced high-spin levels, bands, B(E1)/B(E2) ratios, octupole correlations. Comparison with reflection-asymmetric shell-model calculations. Systematics of octupole band structures in 145Ba, 147Ce, and 149Nd.

doi: 10.1103/PhysRevC.90.047303
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Data from this article have been entered in the XUNDL database. For more information, click here.


2013CH29      Chin.Phys.C 37, 074101 (2013)

Y.-J.Chen

Quasielastic electron scattering in a derivative coupling model with relativistic random phase approximation

NUCLEAR REACTIONS 12C(E, E), E>400 MeV; calculated longitudinal response functions. Derivative coupling model with the ZM and ZM3 parameters , comparison with available data.

doi: 10.1088/1674-1137/37/7/074101
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2012CH20      Chin.Phys.C 36, 322 (2012)

Y.-J.Chen, M.Jia, X.Tao, J.Qian, T.-J.Liu, N.-C.Shu

Calculation of prompt fission neutron spectra for 235U(n, f)

NUCLEAR REACTIONS 235U(n, F), E<5 MeV; calculated prompt fission neutron spectrum. Comparison with available data.

doi: 10.1088/1674-1137/36/4/005
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2012CH33      Int.J.Mod.Phys. E21, 1250073 (2012)

Y.-J.Chen, J.Qian, T.-J.Liu, Z.-X.Li, X.-Z.Wu, N.-C.Shu

Energy partition in 235U fission reaction induced by thermal neutron

NUCLEAR REACTIONS 235U(n, F), E=thermal; 235U(n, F), E=5.55 MeV; analyzed available data; deduced partition of the total excitation energy between fission fragments. Comparison with available data.

doi: 10.1142/S0218301312500735
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2011CH17      Chin.Phys.C 35, 344 (2011)

Y.-J.Chen, T.-J.Liu

Prompt neutron multiplicity distribution for 235U(n, f) at incident energies up to 20 MeV

NUCLEAR REACTIONS 235U(n, F), E<20 MeV; calculated energy partition, prompt fission and fission fragment multiplicities. Comparison with experimental data.

doi: 10.1088/1674-1137/35/4/005
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2011GA22      Phys.Rev. C 83, 057303 (2011)

Z.-C.Gao, M.Horoi, Y.S.Chen, Y.J.Chen, Tuya

Can one identify the intrinsic structure of the yrast states in 48Cr after the backbending?

NUCLEAR STRUCTURE 48Cr; calculated levels, J, π, B(E2), configurations for yrast states using projected configuration interaction (PCI) method. Comparison with experimental data.

doi: 10.1103/PhysRevC.83.057303
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2011SH36      J.Korean Phys.Soc. 59, 1353s (2011)

N.-C.Shu, Y.-J.Chen, T.-J.Liu, Z.-J.Sun, X.-Z.Wu, J.Qian, R.-R.Xu, T.-S.Fan

Semi-Empirical Study on the Yield Energy-Dependence of the 235U + n Fission

COMPILATION 235U(n, F), E-0-30 MeV; compiled, evaluated 87Kr, 144Ce, 161Tb yields vs neutron energy; deduced parameters using model based on Brosa's idea. 235U(n, F), E=thermal, 0.5-18 MeV, 20 MeV; calculated mass yields using TALYS code and Brosa-like model. Comparison with available data.

doi: 10.3938/jkps.59.1353
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2011WA22      Chin.Phys.C 35, 753 (2011)

H.-K.Wang, Z.-C.Gao, Y.-S.Chen, J.-Y.Guo, Y.-J.Chen, Y.Tu

The structure of the spherical tensor forces in the USD and GXPF1A shell model Hamiltonians

doi: 10.1088/1674-1137/35/8/010
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2010YA23      Nucl.Phys. A848, 260 (2010)

T.Ya, Y.S.Chen, S.Y.Yu, C.W.Shen, Z.C.Gao, Y.J.Chen, L.Liu

Triaxial superdeformed bands in odd-odd 160∼168Lu isotopes

NUCLEAR STRUCTURE 160,162,164,166,168Lu; calculated triaxial superdeformed band deformation, configurations, related properties with total routhian surface model. Comparison with odd-even systematics and data.

doi: 10.1016/j.nuclphysa.2010.09.004
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2007CH88      High Energy Phys. and Nucl.Phys. (China) 31, 621 (2007)

X.-L.Che, S.-J.Zhu, M.-L.Li Y.-N.Yu, Y.-J.Chen, H.-B.Ding, Q.Xu, L.-H.Zhu, X.-G.Wu, G.-S.Li, Y.Liu, C.-Y.He

Level Structure with High Excitation States in 134Ba


2007LI12      Phys.Rev. C 75, 034304 (2007)

M.L.Li, S.J.Zhu, X.L.Che, Y.N.Yu, Y.J.Chen, H.B.Ding, L.H.Zhu, X.G.Wu, S.X.Wen, C.Y.He, X.Z.Cui, Y.Liu

High-spin states and collective oblate bands in the odd-odd 138Pr nucleus

NUCLEAR REACTIONS 128Te(14N, 4n), E=64 MeV; measured Eγ, Iγ, γγ-coin. 138Pr deduced high-spin levels, J, π, configurations.

doi: 10.1103/PhysRevC.75.034304
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2007WA20      Phys.Rev. C 75, 064301 (2007); Erratum Phys.Rev. C 109, 039903 (2024)

J.G.Wang, S.J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, Y.X.Luo, Y.J.Chen, J.O.Rasmussen, I.Y.Lee, X.L.Che, H.B.Ding, K.Li, C.T.Goodin, Q.Xu

First identification of collective bands and octupole correlations in the neutron-rich 143La nucleus

RADIOACTIVITY 252Cf(SF); measured decay products, Eγ, Iγ, γγ-coinc. 143La; deduced levels, J, π for high spin levels.

doi: 10.1103/PhysRevC.75.064301
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2006CH07      Chin.Phys.Lett. 23, 328 (2006)

X.-L.Che, S.-J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, J.O.Rasmussen, Y.X.Luo, Y.-J.Chen, M.-L.Li, H.-B.Ding, Y.-N.U, I.Y.Lee, W.C.Ma

High Spin Band Structure in 112Ru

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 112Ru deduced high-spin levels, J, π, configurations. Gammasphere array, cranking model analysis, total Routhian surface calculations.

doi: 10.1088/0256-307X/23/2/015
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2006CH24      Phys.Rev. C 73, 054316 (2006)), Erratum Phys.Rev. C 106, 059902 (2022)

Y.J.Chen, S.J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, M.Sakhaee, Y.X.Luo, J.O.Rasmussen, K.Li, I.Y.Lee, X.L.Che, H.B.Ding, M.L.Li

Search for octupole correlations in neutron-rich 148Ce nucleus

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 148Ce deduced levels, J, π, rotational bands, B(E1)/B(E2), possible octupole correlations. Gammasphere array.

doi: 10.1103/PhysRevC.73.054316
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2006CH51      Eur.Phys.J. A 30, 347 (2006)

X.L.Che, S.J.Zhu, M.L.Li, Y.J.Chen, Y.N.U, H.B.Ding, L.H.Zhu, X.G.Wu, G.S.Li, C.Y.He, Y.Liu

High-spin levels based on the 11/2- isomer in 135Ba

NUCLEAR REACTIONS 130Te(9Be, 4n), E=45 MeV; measured Eγ, Iγ, γγ-coin. 135Ba deduced high-spin levels, J, π, configurations.

doi: 10.1140/epja/i2006-10142-1
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2006CH70      High Energy Phys. and Nucl.Phys. (China), Supplement 2, 30, 154 (2006)

X.-L.Che, S.-J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, J.O.Rasmussen, Y.X.Luo, Y.-J.Chen, M.-L.Li, H.-B.Ding

High Spin Band Structure in 112Ru


2006CH71      High Energy Phys. and Nucl.Phys. (China) 30, 740 (2006)

Y.-J.Chen, S.-J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, Y.X.Luo, J.O.Rasmussen, X.-L.Che, H.-B.Ding, M.-L.Li

Octupole Deformed Band and Quasi-γ Band in 146Ce Nucleus


2006DI16      Phys.Rev. C 74, 054301 (2006), Erratum Phys.Rev. C 107, 039905 (2023)

H.B.Ding, S.J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, K.Li, Y.X.Luo, J.O.Rasmussen, I.Y.Lee, C.T.Goodin, X.L.Che, Y.J.Chen, M.L.Li

Identification of band structures and proposed one- and two-phonon γ-vibrational bands in 105Mo

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 105Mo deduced high-spin levels, J, π, configurations. Gammasphere array, total Routhian surface calculations, level systematics in neighboring isotopes discussed.

doi: 10.1103/PhysRevC.74.054301
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2006DI17      Chin.Phys.Lett. 23, 3222 (2006)

H.-B.Ding, S.-J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, Y.X.Luo, J.O.Rasmussen, I.Y.Lee, X.-L.Che, Y.-J.Chen, M.-L.Li

Search for Double γ-Vibrational Bands in Neutron-Rich 105Mo Nucleus

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 105Mo deduced high-spin levels, J, π, configurations. Gammasphere array, total Routhian surface calculations, level systematics in neighboring isotopes discussed.

doi: 10.1088/0256-307X/23/12/028
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2006DI23      High Energy Phys. and Nucl.Phys. (China), Supplement 2, 30, 172 (2006)

H.-B.Ding, S.-J.Zhu, J.H.Hamilton, A.V.Ramayya, J.K.Hwang, Y.X.Luo, J.O.Rasmussen, I.Y.Lee, X.-L.Che, Y.-J.Chen, M.-L.Li

Identification of the Collective Bands Based on the Single Neutron Orbitals in Neutron-Rich 105Mo Nucleus


2006LI24      Eur.Phys.J. A 28, 1 (2006)

M.L.Li, S.J.Zhu, S.D.Xiao, X.L.Che, Y.N.U, Y.J.Chen, H.B.Ding, L.H.Zhu, G.S.Li, S.X.Wen, X.G.Wu

Identification of band structures in the 137La nucleus

NUCLEAR REACTIONS 130Te(11B, 4n), E=50 MeV; measured Eγ, Iγ, γγ-coin. 137La deduced high-spin levels, J, π, configurations, B(M1)/B(E2). Cranked shell model analysis.

doi: 10.1140/epja/i2005-10276-x
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2006ZH50      High Energy Phys. and Nucl.Phys. (China), Supplement 2, 30, 141 (2006)

S.-J.Zhu, M.-L.Li, X.-L.Che, S.-D.Xiao, Y.-J.Chen, Y.-N.Yu, H.-B.Ding, Q.Xu, L.-H.Zhu, S.-X.Wen, X.-G.Wu, G.-S.Li, C.-Y.He, Y.Liu

Collective Band Structures of the Nuclei near N=82 Closed Shell in A=135 Region


2005CH34      Eur.Phys.J. A 24, 185 (2005)

Y.J.Chen, Y.S.Chen, C.W.Shen, Z.C.Gao, S.J.Zhu, Y.Tu

Theoretical simulation for identical bands

NUCLEAR STRUCTURE 190,192,194Hg, 192,194,196,198Pb, 198Po, 166,168,170,172,174,176Yb, 166,168,170,172,174,176,178Hf; calculated normal-deformed and superdeformed rotational band energies, spins; deduced identical bands frequency, related features. Reflection asymmetric shell model.

doi: 10.1140/epja/i2005-10007-5
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2005CH37      Chin.Phys.Lett. 22, 1362 (2005)

Y.-J.Chen, Y.-S.Chen, S.-J.Zhu, Z.-C.Gao, Y.Tu

Reflection-Asymmetric Shell Model Description of the Neutron-Rich 142, 145Ba Nuclei

NUCLEAR STRUCTURE 142,145Ba; calculated octupole-deformed rotational bands levels, J, π, configurations. Reflection-asymmetric shell model, comparison with data.

doi: 10.1088/0256-307X/22/6/018
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2005TU01      Chin.Phys.Lett. 22, 568 (2005)

Y.Tu, S.-Y.Yu, Y.-S.Chen, C.-W.Shen, Y.-J.Chen

Triaxial Superdeformed Band and Its Formation Mechanism in Odd-Odd Nucleus 168Lu

NUCLEAR STRUCTURE 168Lu; calculated energy vs deformation; deduced triaxial superdeformed band features.

doi: 10.1088/0256-307X/22/3/014
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2005UU01      J.Phys.(London) G31, B1 (2005)

Y.-N.U, S.J.Zhu, M.Sakhaee, L.M.Yang, C.Y.Gan, L.Y.Zhu, R.Q.Xu, X.L.Che, M.L.Li, Y.J.Chen, S.X.Wen, X.G.Wu, L.H.Zhu, G.S.Li, J.Peng, S.Q.Zhang, J.Meng

Search for the chiral doublet bands in 122Cs

NUCLEAR REACTIONS 107Ag(19F, 3np), E=85 MeV; measured Eγ, Iγ, γγ-coin. 122Cs deduced high-spin levels, J, π, configurations, B(M1)/B(E2), chiral doublet bands. Level systematics in neighboring isotopes compared.

doi: 10.1088/0954-3899/31/3/B01
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2005ZH16      Eur.Phys.J. A 24, 199 (2005)

S.J.Zhu, S.D.Xiao, X.L.Che, Y.N.U, M.L.Li, Y.J.Chen, L.H.Zhu, G.S.Li, S.X.Wen, X.G.Wu

High-spin states and band structures in the doubly odd 136La nucleus

NUCLEAR REACTIONS 130Te(11B, 5n), E=60 MeV; measured Eγ, Iγ, γγ-coin. 136La deduced high-spin levels, J, π, configurations.

doi: 10.1140/epja/i2004-10136-3
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2005ZH36      Eur.Phys.J. A 25, Supplement 1, 459 (2005)

S.J.Zhu, J.H.Hamilton, A.V.Ramayya, P.M.Gore, J.O.Rasmussen, V.Dimitrov, S.Frauendorf, R.Q.Xu, J.K.Hwang, D.Fong, L.M.Yang, K.Li, Y.J.Chen, X.Q.Zhang, E.F.Jones, Y.X.Luo, I.Y.Lee, W.C.Ma, J.D.Cole, M.W.Drigert, M.Stoyer, G.M.Ter-Akopian, A.V.Daniel

Soft chiral vibrations in 106Mo

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 106Mo deduced high-spin levels, J, π, chiral vibrational bands. Gammasphere array, tilted-axis cranking model analysis.

doi: 10.1140/epjad/i2005-06-204-0
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2005ZH46      High Energy Phys. and Nucl.Phys. (China) 29, 1047 (2005)

S.-J.Zhu, S.-D.Xiao, X.-L.Che, Y.-N.Yu, M.-L.Li, Y.-J.Chen, L.-H.Zhu, S.-X.Wen, X.-G.Wu, G.-S.Li

Collective Dand Structures in Doubly Odd 136La Nucleus


2004CH20      Chin.Phys.Lett. 21, 802 (2004)

Y.-J.Chen, Y.-S.Chen, Z.-C.Gao

Theoretical Simulation for Identical Bands

NUCLEAR STRUCTURE A=142-198; calculated normal-deformed and superdeformed rotational band energies; deduced frequency of occurrence of identical bands.

doi: 10.1088/0256-307X/21/5/011
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2004ZH46      High Energy Phys. and Nucl.Phys. (China), Supplement 1, 28, 5 (2004)

S.-J.Zhu, Y.-N.Yu, S.-D.Xiao, X.-L.Che, M.-L.Li, C.-Y.Gan, R.-Q.Xu, M.Sakhaee, Y.-J.Chen, L.-H.Zhu, S.-X.Wen, X.-G.Wu, G.-S.Li

High Spin-States and Shape Driving Effects in A=130 Nuclear Region


2002CH62      Chin.Phys.Lett. 19, 1771 (2002)

Y.-J.Chen, Y.-S.Chen, F.-X.Xu

Pairing Field and Moments of Inertia of Superdeformed Nuclei

NUCLEAR STRUCTURE 84Zr, 150Gd, 190Hg; analyzed superdeformed bands dynamic moments of inertia; deduced pairing effects. Harmonic oscillator quadrupole pairing HFB model.

doi: 10.1088/0256-307X/19/12/309
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