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NSR database version of April 11, 2024.

Search: Author = Y.S.Chen

Found 97 matches.

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2023LI33      Chin.Phys.C 47, 074102 (2023)

Z.-J.Lian, X.Lu, X.-W.Li, Z.-C.Gao, Y.-S.Chen

Weighted variation after projection method for low-lying nonyrast states

NUCLEAR STRUCTURE 48Cr, 27Al; calculated level energies; deduced a simple algorithm to further improve the previous variation after projection (VAP) wave functions for low-lying nonyrast states. Comparison with available data.

doi: 10.1088/1674-1137/acccda
Citations: PlumX Metrics


2023ZH17      Phys.Rev. C 107, 045809 (2023)

S.Zhang, G.Li, W.Jiang, D.X.Wang, J.Ren, M.Huang, E.T.Li, J.Y.Tang, X.C.Ruan, H.W.Wang, Z.H.Li, Y.S.Chen, L.X.Liu, X.X.Li, Q.W.Fan, R.R.Fan, X.R.Hu, J.C.Wang, X.Li, D.D.Niu, N.Song, M.Gu

Measurement of the 159Tb (n, γ) cross section at the CSNS Back-n facility

NUCLEAR REACTIONS 159Tb(n, γ), E=0.002-1 MeV; measured neutron Time-of-Flight, Eγ, Iγ; deduced σ(E), resonance parameters, Maxwellian-averaged σ (kT=5-100 keV), astrophysical reaction rate. R-matrix analysis (SAMMY code) to obtain resonance parameters and compare to JEFF-3.3 evaluations, recommended data from Mughabghab and ENDF/B-VIII.0. Comparison of cross-section data to other experimental results, TALYS-1.9 calculations, data from KADoNiS-v0.3, KADoNiS-v1.0, JEFF-3.3, ENDF/B-VIII.0. Analyzed impact of the obtained data on the time evolution of nuclear abundances of 159Tb, 160Tb, 160Dy, 161Dy, 162Dy, 163Dy, 164Dy, 163Ho, 165Ho, 164Er, 166Er, 167Er. Four C6D6 detectors. Neutron beam from Back-n Facility of the China spallation neutron source (CSNS).

doi: 10.1103/PhysRevC.107.045809
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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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2019WA07      Phys.Lett. B 790, 498 (2019)

X.B.Wang, G.X.Dong, Z.C.Gao, Y.S.Chen, C.W.Shen

Tetrahedral symmetry in the ground state of 16O

NUCLEAR STRUCTURE 16O; calculated mean-field energies, octupole and quadrupole moments, potential energy surfaces, ground state band using Skyrme functional HF.

doi: 10.1016/j.physletb.2019.02.001
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2018WA21      Phys.Rev. C 98, 021301 (2018)

J.-Q.Wang, Z.-C.Gao, Y.-J.Ma, Y.S.Chen

New algorithm in the variation after projection calculations for non-yrast nuclear states

NUCLEAR STRUCTURE 20,22,24,26,28Ne, 24,26,28,30Mg, 28,30,32Si, 32,34S, 36Ar; calculated energies of ten lowest 0+ levels. 24,25,26Mg, 26Al; calculated energies of levels up to 14+. Variation after projection (VAP) approach, and shell model with USDB interaction; deduced differences between the two calculations.

doi: 10.1103/PhysRevC.98.021301
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2017YA17      Phys.Rev. C 95, 064307 (2017)

T.Ya, Y.He, Z.-C.Gao, J.-Q.Wang, Y.S.Chen

Implementation of the variation-after-projection approach in calculations with a time-odd Hartree-Fock mean field

NUCLEAR STRUCTURE 24,25,26Mg, 26Al; calculated variation-after-projection (VAP) energies, B(E2), J-scheme shell model dimension; deduced energy differences between the shell model energies and the present VAP energies. 20,22,24,26,28Ne, 24,26,28,30Mg, 28,30,32Si, 32,34S, 36Ar; calculated VAP energies, and compared with previous VAP calculations and shell-model energies for the ground states of even-even nuclei. Time-odd Hartree-Fock (HF) mean field with Slater determinants.

doi: 10.1103/PhysRevC.95.064307
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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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2017YA27      Astrophys.J. 848, 98 (2017)

S.Q.Yan, Z.H.Li, Y.B.Wang, K.Nishio, M.Lugaro, A.I.Karakas, H.Makii, P.Mohr, J.Su, Y.J.Li, I.Nishinaka, K.Hirose, Y.L.Han, R.Orlandi, Y.P.Shen, B.Guo, S.Zeng, G.Lian, Y.S.Chen, W.P.Liu

The 95Zr(n, γ)96Zr Cross Section from the Surrogate Ratio Method and Its Effect on s-process Nucleosynthesis

NUCLEAR REACTIONS 94,90Zr(18O, 16O), E=117 MeV; measured reaction products; deduced σ for surrogate reactions. Comparison with KADONIS and ENDF/B-VII.1 evaluated nuclear library and TALYS nuclear code calculations.

doi: 10.3847/1538-4357/aa8c74
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset32770.


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 180Pt

NUCLEAR REACTIONS 156Gd(28Si, 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. 180Pt; 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 176,178,180,182,184,186Pt. Comparison with triaxial projected shell model (TPSM) calculations.

doi: 10.1103/PhysRevC.93.044310
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016YA09      Phys.Rev. C 94, 015804 (2016)

S.Q.Yan, Z.H.Li, Y.B.Wang, K.Nishio, H.Makii, J.Su, Y.J.Li, I.Nishinaka, K.Hirose, Y.L.Han, R.Orlandi, Y.P.Shen, B.Guo, S.Zeng, G.Lian, Y.S.Chen, X.X.Bai, L.H.Qiao, W.P.Liu

Examination of the surrogate ratio method for the determination of the 93Zr (n, γ)94Zr cross section with 90, 92Zr(18O, 16O) 92, 94Zr reactions

NUCLEAR REACTIONS 90,92Zr(18O, 16O), E=117 MeV; measured Eγ, Iγ, (16O)γ-coin at the Tandem accelerator of JAEA facility. 92,94Zr; measured γ-decay probability ratios. 93Zr(n, γ), E>3 MeV; deduced σ(E) by surrogate ratio method, using reference cross sections of the 91Zr(n, γ)92Zr reaction from ENDF/B-VII.1, and the measured γ-decay probability ratios.

doi: 10.1103/PhysRevC.94.015804
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset32732. Data from this article have been entered in the XUNDL database. For more information, click here.


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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2015GA42      Phys.Rev. C 92, 064310 (2015)

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

Variation after projection with a triaxially deformed nuclear mean field

NUCLEAR STRUCTURE 20,22,24,26,28Ne, 24,26,28,30Mg, 28,30,32Si, 32,34S, 36Ar; calculated converged energies and associated shape parameters for even-even sd-shell nuclei with the USDB Hamiltonian. Variation after projection (VAP) calculations on spin, isospin, and mass number of a triaxially deformed Hartree-Fock-Bogoliubov vacuum state.

doi: 10.1103/PhysRevC.92.064310
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2015HO05      Phys.Rev. C 91, 055802 (2015)

S.Q.Hou, J.J.He, S.Kubono, Y.S.Chen

Revised thermonuclear rate of 7Be (n, α)4He relevant to Big-Bang nucleosynthesis

NUCLEAR REACTIONS 7Be(n, α)4He, E=38-50 MeV; 4He(α, p)7Li, E(cm)=0.0113-5.754 MeV; analyzed σ(E); deduced thermonuclear reaction rates for 7Be(n, α) reaction for T=0.1-5 GK. Comparison with previous calculations and with TENDL-2014 evaluation. Big-Bang nucleosynthesis (BBN) simulations. Discussed cosmological 7Li abundance problem.

doi: 10.1103/PhysRevC.91.055802
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2013GU04      Phys.Rev. C 87, 015803 (2013)

B.Guo, J.Su, Z.H.Li, Y.B.Wang, S.Q.Yan, Y.J.Li, N.C.Shu, Y.L.Han, X.X.Bai, Y.S.Chen, W.P.Liu, H.Yamaguchi, D.N.Binh, T.Hashimoto, S.Hayakawa, D.Kahl, S.Kubono, J.J.He, J.Hu, S.W.Xu, N.Iwasa, N.Kume, Z.H.Li

Determination of the astrophysical 12N(p, γ)13O reaction rate from the 2H(12N, 13O)n reaction and its astrophysical implications

NUCLEAR REACTIONS 2H(12N, 13O)1n, E=59 MeV; measured reaction products, energy loss, time-of-flight, differential σ(θ); deduced ANC, astrophysical S factors. 12N(p, γ)13O, at T9=0.3-3.0; deduced stellar reaction rate. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.87.015803
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2405. Data from this article have been entered in the XUNDL database. For more information, click here.


2013SU07      Phys.Rev. C 87, 024312 (2013)

J.Su, W.P.Liu, N.C.Shu, S.Q.Yan, Z.H.Li, B.Guo, W.Z.Huang, S.Zeng, E.T.Li, S.J.Jin, X.Liu, Y.B.Wang, G.Lian, Y.J.Li, Y.S.Chen, X.X.Bai, J.S.Wang, Y.Y.Yang, R.F.Chen, S.W.Xu, J.Hu, S.Z.Chen, S.B.Ma, J.L.Han, P.Ma, Q.Hu, J.B.Ma, X.G.Cao, S.L.Jin, Z.Bai, K.Yang, F.D.Shi, W.Zhang, Z.Chen, L.X.Liu, Q.Y.Lin, X.S.Yan, X.H.Zhang, F.Fu, J.J.He, X.Q.Li, C.He, M.S.Smith

Reexamining the β decay of 53, 54Ni, 52, 53Co, 51Fe, and 50Mn

RADIOACTIVITY 50Mn, 50Cr, 51Fe, 52,53Co, 53,54Ni(β+), (EC), (β+p)[from (58Ni, X), E=68.6 MeV/nucleon]; measured β-delayed protons, (proton)γ-coin, Eγ, Iγ, T1/2 at HIRFL facility in Lanzhou. Implications for r process. Comparison with previous experimental studies.

doi: 10.1103/PhysRevC.87.024312
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Data from this article have been entered in the XUNDL database. For more information, click here.


2012GU18      Astrophys.J. 756, 193 (2012)

B.Guo, Z.H.Li, M.Lugaro, J.Buntain, D.Y.Pang, Y.J.Li, J.Su, S.Q.Yan, X.X.Bai, Y.S.Chen, Q.W.Fan, S.J.Jin, A.I.Karakas, E.T.Li, Z.C.Li, G.Lian, J.C.Liu, X.Liu, J.R.Shi, N.C.Shu, B.X.Wang, Y.B.Wang, S.Zeng, W.P.Liu

New Determination of the 13C(α, n)16O Reaction Rate and its Influence on the s-process Nucleosynthesis in AGB Stars

NUCLEAR REACTIONS 12,13C(11B, 7Li), E=50 MeV; measured reaction products; deduced σ(θ), S-factors, stellar rates. Comparison with available data.

doi: 10.1088/0004-637X/756/2/193
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetS0072.


2012ZH30      Phys.Rev. C 86, 014320 (2012)

Y.Zheng, L.H.Zhu, X.G.Wu, Z.C.Gao, C.Y.He, G.S.Li, L.L.Wang, Y.S.Chen, Y.Sun, X.Hao, Y.Liu, X.Q.Li, B.Pan, Y.J.Ma, Z.Y.Li, H.B.Ding

Abnormal signature inversion and multiple alignments in doubly odd 126I

NUCLEAR REACTIONS 124Sn(7Li, 5n)126I, E=48 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. 126I; deduced levels, J, π, multipolarity, rotational bands, alignments, configurations, signature inversion, Routhians. Comparison with triaxial projected shell-model (TPSM) and cranked-shell-model (CSM) calculations. Evidence for 4-quasiparticle chiral structures.

doi: 10.1103/PhysRevC.86.014320
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Data from this article have been entered in the XUNDL database. For more information, click here.


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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2011LI25      Phys.Rev. C 83, 064310 (2011)

S.H.Liu, J.H.Hamilton, A.V.Ramayya, Y.S.Chen, Z.C.Gao, S.J.Zhu, L.Gu, E.Y.Yeoh, N.T.Brewer, J.K.Hwang, Y.X.Luo, J.O.Rasmussen, W.C.Ma, J.C.Batchelder, A.V.Daniel, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.Gelberg

Signature inversion in odd-odd 114Rh: First identification of high-spin states in very neutron-rich 114Rh and application of the triaxial projected shell model

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin, fission yields ratios using the Gammasphere array. 114Rh; deduced levels, J, π, rotational bands, signature inversion, configurations. Comparison with Triaxial Projected Shell Model calculations. Systematics of negative-parity yrast bands of odd-odd Rh nuclei with A=104-114.

doi: 10.1103/PhysRevC.83.064310
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Data from this article have been entered in the XUNDL database. For more information, click here.


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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2010CH35      Nucl.Phys. A834, 378c (2010)

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

Tetrahedral instability in superheavy nuclei

NUCLEAR STRUCTURE 228,230Th, 248,250Cf; calculated octupole bands, levels, J, π. 268Sg; calculated rotational bands, levels, J, π; deduced deformation parameters. Reflection asymmetric shell model. Comparison with data.

doi: 10.1016/j.nuclphysa.2010.01.044
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2010HO09      Chin.Phys.Lett. 27, 082601 (2010)

S.-Q.Hou, K.-S.Wu, Y.-S.Chen, N.-C.Shu, Z.-H.Li

The Main Path to C, N, O Elements in Big Bang Nucleosynthesis

NUCLEAR REACTIONS 8Li(d, p), E(cm)=7.8 MeV; 8Li(n, γ), 9Li(α, n), E not given; calculated yields; deduced production of C, N, O elements in standard Big Bang nucleosynthesis.

RADIOACTIVITY 12B(β-); calculated yields of 12C.

doi: 10.1088/0256-307X/27/8/082601
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2010LI38      Nucl.Phys. A834, 661c (2010)

Z.H.Li, J.Su, B.Guo, E.T.Li, Z.C.Li, X.X.Bai, Y.J.Li, J.C.Liu, S.Q.Yan, B.X.Wang, Y.B.Wang, G.Lian, S.Zeng, X.Fang, W.P.Liu, Y.S.Chen, N.C.Shu, Q.W.Fan

2H(6He, 7Li)n, 12C(7Li, 6He)13N reactions and 12C(p, γ)13N astrophysical S(E) factors

NUCLEAR REACTIONS 2H(6He, 7Li), E not given; 12C(7Li, 6He), E=44.0 MeV; measured σ(θ); deduced 12C(p, γ) S-factor; calculated S-factor using DWBA and asymptotic normalization coefficient. Comparison with other data.

doi: 10.1016/j.nuclphysa.2010.01.117
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetS0062.


2010WA37      J.Phys.(London) G37, 125107 (2010)

J.G.Wang, S.J.Zhu, L.Gu, Z.G.Xiao, E.Y.Yeoh, M.Zhang, Y.Liu, H.B.Ding, Q.Xu, L.H.Zhu, X.G.Wu, Y.S.Chen, C.Y.He, G.S.Li, L.L.Wang, Y.Zhang, B.Zhang

High-spin states and collective band structures in the odd-odd 140Pm nucleus

NUCLEAR REACTIONS 126Te(19F, 5n), E=90 MeV; measured Eγ, Iγ, γ-γ-coin.; 140Pm deduced energies, level scheme, yrast bands, J, π, multipolarities. Comparison with TRS calculations.

doi: 10.1088/0954-3899/37/12/125107
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Data from this article have been entered in the XUNDL database. For more information, click here.


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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2009CH70      Chin.Phys.C 33, Supplement 1, 1 (2009)

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

Triaxial rotation in atomic nuclei

NUCLEAR STRUCTURE 118,124Cs, 157Ho; calculated signature inversion, projection of the total angular momentum on the intrinsic principal axis; deduced signature inversion impact on rotation of triaxial nucleus. Comparison with experimental data.

doi: 10.1088/1674-1137/33/S1/001
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2009GA29      Phys.Rev. C 80, 034325 (2009)

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

Improved basis selection for the projected configuration interaction method applied to medium-heavy nuclei

NUCLEAR STRUCTURE 56Ni, 68,70,76Se, 76Ge; calculated level energies using Projection Configuration Interaction (PCI) and full configuration interaction (CI) approaches. 76Ge, 76Se; calculated low-lying 0+ states.

doi: 10.1103/PhysRevC.80.034325
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2009WA29      Chin.Phys.C 33, Supplement 1, 79 (2009)

M.Wang, Y.-S.Chen, Z.-H.Li, W.-P.Liu, N.-C.Shu

Calculation of astrophysical reaction rate of 82Ge(n, γ)83Ge

NUCLEAR REACTIONS 82Ge(n, γ), E<1 MeV; 82Ge(d, p), E(cm)=7.9 MeV; analyzed σ(θ); calculated σ(θ), σ; deduced astrophysical reaction rate. DWBA analysis.

doi: 10.1088/1674-1137/33/S1/026
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2008CH15      Phys.Rev. C 77, 061305 (2008)

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

Nonaxial-octupole effect in superheavy nuclei

NUCLEAR STRUCTURE 220,222,224,226,228,230Ra, 224,226,228,230,232Th, 230,232,234,236,238U, 236,238,240,242Pu, 246,248Cm, 248,250,252Cf, 250Fm, 252No; calculated band head energies, comparison with experimental data. 246Cm, 248Cf, 250Fm, 252No; calculated levels, J, π, B(E3). Reflection Asymmetric Shell Model.

doi: 10.1103/PhysRevC.77.061305
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2008CH35      Int.J.Mod.Phys. E17, Supplement 1, 146 (2008)

Y.S.Chen, Z.C.Gao

Triaxial reflection asymmetric shell model

NUCLEAR STRUCTURE 248,250,252Cf, 226,228Ra; calculated negative parity bands, level energies, J, π; deduced octupole spectra. Reflection Asymmetric Shell Model calculations.

doi: 10.1142/S0218301308011823
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2007NE09      Phys.Rev. C 75, 055809 (2007)

C.D.Nesaraja, N.Shu, D.W.Bardayan, J.C.Blackmon, Y.S.Chen, R.L.Kozub, M.S.Smith

Nuclear structure properties of astrophysical importance for 19Ne above the proton threshold energy

NUCLEAR STRUCTURE 19Ne, 19F; analyzed available structure data; deduced level energies, J, π. Discussed astrophysical implications.

doi: 10.1103/PhysRevC.75.055809
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2006GA11      Phys.Lett. B 634, 195 (2006)

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

Signature inversion -- manifestation of drift of the rotational axis in triaxial nuclei

NUCLEAR STRUCTURE 118,120,122,124,126,128,130Cs; calculated rotational band energies vs spin. 124Cs; calculated B(M1)/B(E2) vs spin. Reflection asymmetric shell model, comparison with data.

doi: 10.1016/j.physletb.2006.01.033
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2006GA36      Phys.Rev. C 74, 054303 (2006)

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

Shell model method for Gamow-Teller transitions in heavy, deformed nuclei

NUCLEAR STRUCTURE 156Ho, 164Dy; calculated rotational bands level energies, B(E2), B(GT). Projected shell model framework.

RADIOACTIVITY 164Ho(EC), (β-); calculated log ft, Gamow-Teller transition rates. Projected shell model framework.

doi: 10.1103/PhysRevC.74.054303
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2006GU09      Phys.Rev. C 73, 048801 (2006)

B.Guo, Z.H.Li, X.X.Bai, W.P.Liu, N.C.Shu, Y.S.Chen

Determination of the astrophysical 26Si(p, γ)27P reaction rate from the asymptotic normalization coefficients of 27Mg → 26Mg + n

NUCLEAR REACTIONS 26Mg(d, p), E=12 MeV; analyzed σ(E, θ); deduced asymptotic normalization coefficients. 26Si(p, γ), E=low; deduced astrophysical reaction rate.

doi: 10.1103/PhysRevC.73.048801
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2006LI48      Phys.Rev. C 74, 035801 (2006)

Z.H.Li, B.Guo, S.Q.Yan, G.Lian, X.X.Bai, Y.B.Wang, S.Zeng, J.Su, B.X.Wang, W.P.Liu, N.C.Shu, Y.S.Chen, H.W.Chang, L.Y.Jiang

13N(d, n)14O reaction and the astrophysical 13N(p, γ)14O reaction rate

NUCLEAR REACTIONS 2H(13N, n), E(cm)=8.9 MeV; measured σ(θ); deduced asymptotic normalization coefficient. 13N(p, γ), E(cm)=0-1.0 MeV; deduced astrophysical S-factors, reaction rate.

doi: 10.1103/PhysRevC.74.035801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0483.


2006LI62      Int.J.Mod.Phys. E15, 1899 (2006)

W.-P.Liu, Z.-H.Li, X.-X.Bai, Y.-B.Wang, G.Lian, B.Guo, S.Zeng, S.-Q.Yan, B.-X.Wang, J.Su, N.-C.Shu, Y.-S.Chen

Indirect measurements of nuclear astrophysics reactions using unstable nuclear beams

NUCLEAR REACTIONS 2H(7Be, n), (11C, n), (8Li, p), (13N, n), E(cm) ≈ 6-9 MeV; analyzed σ, asymptotic normalization coefficients. 7Be, 11C, 8Li, 13N(p, γ), E=low; deduced astrophysical S-factors, reaction rates.

doi: 10.1142/S0218301306005514
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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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2005LI19      Phys.Rev. C 71, 052801 (2005)

Z.H.Li, W.P.Liu, X.X.Bai, B.Guo, G.Lian, S.Q.Yan, B.X.Wang, S.Zeng, Y.Lu, J.Su, Y.S.Chen, K.S.Wu, N.C.Shu, T.Kajino

The 8Li(d, p)9Li reaction and the astrophysical 8Li(n, γ)9Li reaction rate

NUCLEAR REACTIONS 2H(8Li, 9Li), E=39 MeV; measured particle spectra, σ(θ). 8Li(n, γ), E=low; deduced astrophysical reaction rates.

doi: 10.1103/PhysRevC.71.052801
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetS0047.


2005SH39      Nucl.Phys. A758, 419c (2005)

N.-C.Shu, Y.-S.Chen, K.-S.Wu, X.-X.Bai, Z.-H.Li, W.-P.Liu

The 11C(p, γ)12N reaction rate and the conversion of 3He into CNO

NUCLEAR REACTIONS 11C(p, γ), E=low; analyzed S-factors, related data; deduced astrophysical reaction rates.

doi: 10.1016/j.nuclphysa.2005.05.077
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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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2005XU04      Phys.Rev. C 71, 054318 (2005)

S.-W.Xu, Z.-K.Li, Y.-X.Xie, Q.-Y.Pan, W.-X.Huang, X.-D.Wang, Y.Yu, Y.-B.Xing, N.-C.Shu, Y.-S.Chen, F.-R.Xu, K.Wang

β-delayed proton decays near the proton drip line

RADIOACTIVITY 81Zr, 85Mo, 89Ru, 92Rh, 93Pd, 121Ce, 125Nd, 128Pm, 129Sm, 135,137Gd, 139Dy, 142Ho, 149Yb(β+p); measured β-delayed Eγ, Iγ, proton spectra, pγ-coin, T1/2. Comparison with model predictions.

NUCLEAR REACTIONS 92Mo, 106Cd(32S, 3n), E=151 MeV; 92Mo(36Ar, 3n), E=169 MeV; 96Ru(36Ar, 3n), (36Ar, 3np), E=165, 174 MeV; 106Cd(36Ar, 3n), (36Ar, nα), E=176 MeV; 106Cd(40Ca, 4n), E=202 MeV; 112Sn(40Ca, 3n), E=185 MeV; measured σ.

doi: 10.1103/PhysRevC.71.054318
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2005YU04      Chin.Phys.Lett. 22, 1628 (2005)

D.-Q.Yuan, Y.-N.Zheng, D.-M.Zhou, Y.Zuo, E.-P.Du, X.Duan, C.-H.Wang, Q.Luo, X.-G.Wu, G.-S.Li, S.-X.Wen, G.-J.Xu, Z.-C.Gao, Y.-S.Chen, S.-Y.Zhu

Measurements of g-Factor of Rotational Levels in 83Y

NUCLEAR REACTIONS 58Ni(28Si, 3p), E=98 MeV; measured Eγ, Iγ(θ, H, t), γγ-coin. 83Y deduced g-factors for rotational band levels. Transient field technique, comparison with cranking model predictions.

doi: 10.1088/0256-307X/22/7/019
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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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2004GA23      Chin.Phys.Lett. 21, 806 (2004)

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

Rotational Band Structures of Non-Axial Octupole Deformed Shapes

NUCLEAR STRUCTURE 148Sm; analyzed rotational band level energies; deduced possible non-axial deformations.

doi: 10.1088/0256-307X/21/5/012
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2003SH25      Chin.Phys.Lett. 20, 1470 (2003)

N.-C.Shu, D.W.Bardayan, J.C.Blackmon, Y.-S.Chen, R.L.Kozub, P.D.Parker, M.S.Smith

New Astrophysical Reaction Rates for 18F(p, α)15O and 18F(p, γ)19Ne

NUCLEAR REACTIONS 18F(p, α), (p, γ), E=low; analyzed data; calculated astrophysical reaction rates.

doi: 10.1088/0256-307X/20/9/317
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2003WU01      Chin.Phys.Lett. 20, 49 (2003)

K.-S.Wu, Y.-S.Chen, Z.-H.Liu, C.-J.Lin, H.-Q.Zhang

Calculation of Cross Section of Radiative Halo-Neutron Capture by 12C at Stellar Energy with the Asymptotic Normalization Coefficient Method

NUCLEAR REACTIONS 12C(n, γ), E=0-1 MeV; calculated σ. Asymptotic normalization coefficient method, comparison with data.

doi: 10.1088/0256-307X/20/1/315
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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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2002GA18      Chin.Phys.Lett. 19, 650 (2002)

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

Band Structures of the Axial and Triaxial Deformed Nuclei in the Reflection Asymmetric Shell Model

doi: 10.1088/0256-307X/19/5/313
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2001CH02      Phys.Rev. C63, 014314 (2001)

Y.S.Chen, Z.C.Gao

Reflection Asymmetric Shell Model for Octupole-Deformed Nuclei

NUCLEAR STRUCTURE 222,224,226,228,230Ra; calculated rotational bands energy vs spin. Reflection-asymmetric shell model, octupole-deformed nuclei. Comparison with data.

doi: 10.1103/PhysRevC.63.014314
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2001GA32      Chin.Phys.Lett. 18, 352 (2001)

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

Reflection Asymmetric Shell Model for the Description of Octupole Rotational Bands

NUCLEAR STRUCTURE 224Ra; calculated yrast rotational band energy vs spin; deduced octupole deformation features. Reflection asymmetric shell model, comparison with data.

doi: 10.1088/0256-307X/18/3/314
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2001GA48      Chin.Phys.Lett. 18, 1186 (2001)

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

Garvey-Kelson Mass Relations and n-p Interaction

doi: 10.1088/0256-307X/18/9/310
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2001GA66      Chin.Phys.Lett. 18, 1564 (2001)

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

Reflection Asymmetric Shell Model on the Projected Woods-Saxon + BCS Basis

NUCLEAR STRUCTURE 228Th; calculated octupole rotational band energies. Reflection asymmetric shell model, comparison with data.

doi: 10.1088/0256-307X/18/12/307
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2001ZH44      Hyperfine Interactions 136/137, 205 (2001)

S.Y.Zhu, Q.Luo, Y.G.Wang, Z.G.Fan, Y.J.Xu, R.Wang, J.Z.Zhu, G.S.Li, X.A.Liu, X.G.Wu, S.X.Wen, G.J.Xu, Z.C.Gao, X.Z.Zhang, Y.S.Chen, K.Matsuta, M.Fukuda, M.Mihara, T.Minamisono

g-Factor Measurements of Rotational States in 84, 86Zr

NUCLEAR REACTIONS 58Ni(28Si, 2p), E=98 MeV; 58Ni(32S, 4p), E=110 MeV; measured Eγ, Iγ(θ, H, t). 84,86Zr deduced g factors for rotational band states. Transient-field technique.

doi: 10.1023/A:1020532332334
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2000SH31      Chin.Phys.Lett. 17, 488 (2000)

C.-W.Shen, Y.-S.Chen, E.-G.Zhao

Prediction of Triaxial Superdeformation in the A ∼ 160, 80 Region

NUCLEAR STRUCTURE 155,157,159,161Ho, 157,159,161,163Tm, 159,161,163,165,167,169Lu, 163,165,171Ta, 72,74Ni, 76Zn, 76Ge, 78,80Se, 80Kr, 86Zr, 88,90Mo, 90Ru; calculated total Routhian surfaces; deduced deformation parameters, triaxial superdeformation. Cranked mean-field approach.


2000ZH28      Chin.Phys.Lett. 17, 560 (2000)

S.-Y.Zhu, Q.Luo, G.-S.Li, Z.-G.Fan, Y.-J.Xu, Z.-C.Gao, S.-X.Wen, X.-G.Wu, X.-A.Liu, G.-J.Xu, J.-Z.Zhu, Y.-S.Chen, K.Matsuta, M.Fukuda, M.Mihara, T.Minamisono

Rotational State g-Factors in 84Zr

NUCLEAR REACTIONS 58Ni(28Si, 2p), E=98 MeV; measured Eγ, Iγ(θ, H, t) in polarized Fe. 84Zr deduced rotational band levels g-factors, configurations. Transient field technique.


1999GA02      Phys.Rev. C59, 735 (1999)

Z.Gao, Y.S.Chen

Enhancement of the n-p Interaction in Odd-Odd Nuclei

NUCLEAR STRUCTURE A=10-220; analyzed binding energies; deduced neutron-proton interaction energies.

doi: 10.1103/PhysRevC.59.735
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1998LI06      Eur.Phys.J. A 1, 125 (1998)

Z.Liu, X.Sun, X.Zhou, X.Lei, Y.Guo, Y.Zhang, X.Chen, H.Jin, Y.Luo, S.X.Wen, C.X.Yang, G.J.Yuan, G.S.Li, X.A.Liu, W.D.Luo, Y.S.Chen

High Spin States and Evidence for Octupole Correlations in 117Xe

NUCLEAR REACTIONS 92Mo(28Si, n2p), E=100-120 MeV; measured Eγ, Iγ(θ), γγ-coin, γγ(t). 117Xe deduced high-spin levels, J, π, B(λ), configurations, isomeric states T1/2. Cranked shell-model calculations.

doi: 10.1007/s100500050042
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Data from this article have been entered in the XUNDL database. For more information, click here.


1998SH30      Phys.Rev. C58, 2081 (1998)

C.Shen, Y.S.Chen

Identical Bands and Incremental Alignments in Normal Deformed Nuclei

NUCLEAR STRUCTURE A=147-186; analyzed rotational bands incremental alignment; deduced unquantized alignment in identical bands in normal-deformed nuclei.

doi: 10.1103/PhysRevC.58.2081
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1998YA04      Eur.Phys.J. A 1, 237 (1998)

C.X.Yang, X.G.Wu, H.Zheng, X.A.Liu, Y.S.Chen, C.W.Shen, Y.J.Ma, J.B.Lu, S.Wen, G.S.Li, S.G.Li, G.J.Yuan, P.K.Weng, Y.Z.Liu

Superdeformed Triaxial Band in 167Lu

NUCLEAR REACTIONS 152Sm(19F, 4n), E=85, 87 MeV; measured Eγ, Iγ, γγ-coin. 167Lu deduced high-spin levels, J, π, configurations, superdeformed band. TRS calculation.

doi: 10.1007/s100500050054
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1997SH14      Phys.Rev. C55, 1762 (1997)

C.Shen, W.Luo, Y.S.Chen

Identical Bands and Quantized Alignments in Superdeformed Nuclei

NUCLEAR STRUCTURE A ≈ 130; A ≈ 150; A ≈ 190; 146,147,148,149Gd; 195Pb, 197Bi, 194Tl, 194Hg; analyzed superdeformed bands data; deduced incremental alignments quantization dependence on identical bands criterion tolerance.

doi: 10.1103/PhysRevC.55.1762
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1997WE04      Int.J.Mod.Phys. E6, 177 (1997)

S.Wen, H.Zheng, L.K.Zhang, S.G.Li, P.K.Weng, P.F.Hua, G.J.Yuan, P.S.Yu, F.X.Jing, C.X.Yang, W.D.Luo, Y.S.Chen, X.F.Sun, J.X.Guo, X.G.Lei

Quasiparticle Driving Effect on Shape of 87Nb Soft Nucleus

NUCLEAR REACTIONS 58Ni(32S, 3p), E=95-105 MeV; 58Ni(35Cl, 2pα), E=124 MeV; γγ-coin, Iγ(θ), DCO ratios. 87Nb deduced high-spin levels, J, π, band structure.

doi: 10.1142/S0218301397000123
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1997WU03      Chin.Phys.Lett. 14, 17 (1997)

X.-G.Wu, C.-X.Yang, H.Zheng, X.-A.Liu, C.-W.Shen, Y.-S.Chen, Y.-J.Ma, J.-B.Lu, S.-X.Wen, G.-S.Li, S.-G.Li, G.-J.Yuan, P.-K.Weng, Y.-Z.Liu

Superdeformed Bands in 167Lu and 171Ta

NUCLEAR REACTIONS 152Sm(19F, 4n), E=87 MeV; measured γγ-coin. 167Lu deduced high-spin levels, J, π, superdeformed bands, dynamic moments of inertia.

NUCLEAR STRUCTURE 171Ta; analyzed data; deduced superdeformed bands.


1996CH42      Chin.J.Nucl.Phys. 18, No 1, 33 (1996)

Y.S.Chen, W.D.Luo

Deep Cancellation Between Proton Quantal and Liquid Drop Model Effects in the A = 80 Mass Region

NUCLEAR STRUCTURE 82Kr, 78,80,82,84,86,88Sr, 80,82,84,86,88,90Zr, 88Mo; analyzed levels; deduced proton quantal, liquid drop model effects deep cancellation role. Total routhian surface calculations.


1996LI53      Chin.Phys.Lett. 13, 805 (1996)

Z.Liu, X.-F.Sun, X.-H.Zhou, X.-G.Lei, Y.-X.Guo, H.-J.Jin, Y.-H.Zhang, X.-F.Chen, Y.-X.Luo, S.-X.Wen, C.-X.Yang, G.-J.Yuan, G.-S.Li, X.-A.Liu, Y.-S.Chen

Evidence for Octupole Correlations in 117Xe

NUCLEAR REACTIONS 92Mo(28Si, n2p), E=115 MeV; measured γγ-coin. 117Xe deduced high-spin levels, J, π, B(λ), γ-multipolarity, band structure, octupole correlations.

doi: 10.1088/0256-307X/13/11/002
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1995LI08      Nucl.Phys. A583, 221c (1995)

Z.Liu, X.Sun, X.Zhou, X.Lei, Y.Zhang, H.Jin, Q.Pan, Y.Guo, X.Chen, Y.Luo, S.Wen, G.Yuan, C.Yang, W.Luo, Y.S.Chen, Z.Xing, X.Q.Chen

Search for Positive Parity Bands in 117Xe

NUCLEAR REACTIONS 92Mo(28Si, n2p), E=115 MeV; measured γγ-coin. 117,119,121,123,125,127Cs level schemes included. 117Xe deduced levels, J, π, band structure, configuration. Model comparison.

doi: 10.1016/0375-9474(94)00662-7
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1995LI22      Z.Phys. A351, 363 (1995)

Z.Liu, X.Sun, X.Zhou, X.Lei, Y.Zhang, H.Jin, Q.Pan, Y.Guo, X.Chen, Y.Luo, S.Wen, G.J.Yuan, G.S.Li, C.X.Yang, W.D.Luo, Y.S.Chen

Observation of High Spin States in 117Xe

NUCLEAR REACTIONS 92Mo(28Si, n2p), E=100-120 MeV; measured γγ-coin, DCO ratios. 117Xe deduced high-spin levels, J, π, γ multipolarity, band structure.

doi: 10.1007/BF01291140
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1994CH72      Chin.J.Nucl.Phys. 16, No 3, 211 (1994)

Y.-S.Chen, W.-D.Lou

Anomaly of the Anomalous Delays of the Crossing Frequencies in Odd Proton Nuclei

NUCLEAR STRUCTURE 167,169,171,173,175Ta; analyzed crossing frequencies anomalous delays; deduced deformation driving effect, pairing mean fields interplay role. Mean field theory.


1993LU10      Nucl.Phys. A564, 413 (1993)

W.D.Luo, Y.S.Chen

The Triaxial Motion in Mo Isotopes

NUCLEAR STRUCTURE 86,87,88,89,90Mo; calculated total routhian energy surfaces. Cranking approximation, Strutinsky method.

doi: 10.1016/0375-9474(93)90512-V
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1993ZH16      Z.Phys. A346, 183 (1993)

L.K.Zhang, S.Wen, H.Zheng, G.S.Li, S.G.Li, P.K.Weng, P.F.Hua, P.S.Yu, G.J.Yuan, C.X.Yang, W.D.Luo, Y.S.Chen

First Observation of High Spin States in 90Tc

NUCLEAR REACTIONS 58Ni(35Cl, n2p), E=124 MeV; measured Eγ, Iγ, nγ-coin, DCO ratios. 90Tc deduced levels, J, π, band structure, configuration.

doi: 10.1007/BF01306077
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1991CH01      Phys.Rev. C43, 173 (1991)

Y.S.Chen

Giant Dipole Resonance Built on Superdeformed Rotational States

NUCLEAR STRUCTURE 146,148,150,152Dy, 132,134,136Nd, 80Sr, 82Sr, 84Sr; calculated superdeformed states based GDR, γ-anisotropy following decay. Linear response theory, superdeformed mean field, self-consistent approach.

NUCLEAR REACTIONS 150Dy, 134Nd, 82Sr(γ, X), E ≤ 20 MeV; calculated total absorption σ(E). Linear response theory, superdeformed mean field, self-consistent approach.

doi: 10.1103/PhysRevC.43.173
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1988JA10      Phys.Rev.Lett. 61, 2073 (1988)

V.P.Janzen, M.P.Carpenter, L.L.Riedinger, W.Schmitz, S.Pilotte, S.Monaro, D.D.Rajnauth, J.K.Johansson, D.G.Popescu, J.C.Waddington, Y.S.Chen, F.Donau, P.B.Semmes

Evidence for a Low-Frequency πh9/2 Band Crossing in 185Pt and 183Ir

NUCLEAR REACTIONS 173Yb(16O, 4n), E=90 MeV; 168Er(19F, 4n), E=85 MeV; measured γγ-coin. 185Pt, 183Ir deduced levels, J, π, γ-branching, B(λ) ratio, band crossing. Cranked shell model.

NUCLEAR STRUCTURE 185Pt, 183Ir; calculated levels, B(λ). Cranked shell model.

doi: 10.1103/PhysRevLett.61.2073
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1988LE13      Phys.Rev. C37, 2744 (1988)

G.A.Leander, Y.S.Chen

Reflection-Asymmetric Rotor Model of Odd A ≈ 219-229 Nuclei

NUCLEAR STRUCTURE 219,221,223,225Rn, 221,223,225,227Fr, 219,221,223,225,227Ra, 219,223,225,227,229Ac, 221,223,225,227,229Th, 229Pa; calculated levels, B(λ), relative spectroscopic factors, electromagnetic properties; deduced deformation parameters.

doi: 10.1103/PhysRevC.37.2744
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1988SH34      Nucl.Phys. A486, 306 (1988)

R.K.Sheline, Y.-S.Chen, G.A.Leander

The Nuclear Spectroscopy and Structure of 223Ra

NUCLEAR STRUCTURE 223Ra; calculated levels, magnetic moment, quadrupole moment. Reflection asymmetric rotor model.

doi: 10.1016/0375-9474(88)90238-2
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1987LE05      Phys.Rev. C35, 1145 (1987)

G.A.Leander, Y.S.Chen

Rigid Reflection-Asymmetric Rotor Description of the Nucleus 227Ac

NUCLEAR STRUCTURE 227Ac; calculated levels, structure factor. Particle-rotor model, static octupole deformation.

doi: 10.1103/PhysRevC.35.1145
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1987WE06      Phys.Rev. C36, 431 (1987)

J.C.Wells, N.R.Johnson, C.Baktash, I.Y.Lee, F.K.McGowan, M.N.Rao, L.L.Riedinger, V.Janzen, W.C.Ma, Shuxian Wen, Ze-Min Chen, P.B.Semmes, G.A.Leander, Y.S.Chen

Low-Frequency Anomaly in 172Os Moment of Inertia

NUCLEAR STRUCTURE 172Os; calculated dynamical moments of inertia. Cranked shell model, three-band-mixing calculations.

NUCLEAR REACTIONS 144Nd(32S, 4n), E=162 MeV; measured Eγ, Iγ, γγ-coin. 172Os deduced levels, yrast sequence moments of inertia, J, π. Cranked shell model, three-band mixing calculations.

doi: 10.1103/PhysRevC.36.431
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1986CH12      Phys.Lett. 171B, 7 (1986)

Y.S.Chen, S.Frauendorf, L.L.Riedinger

Multi-Quasiparticle Induced Prolate-Oblate Transitions in Rapidly Rotating N = 88, 90 Nuclei

NUCLEAR STRUCTURE 159Tm, 154Dy; calculated total routhians. 160Yb; calculated transitional quadrupole moment, total routhians; deduced band signature splitting quenching, B(E2) reduction, collective band structure loss. Multi-quasiparticle model.

doi: 10.1016/0370-2693(86)90987-1
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1986CH40      Phys.Rev. C34, 1935 (1986)

Y.S.Chen, P.B.Semmes, G.A.Leander

Calculation of M1 Transition Rates at High Spin in Axial Nuclei

NUCLEAR STRUCTURE 165Lu, 81Kr, 166Hf; calculated yrast levels, g factors, B(M1). Cranking, particle-rotor models.

doi: 10.1103/PhysRevC.34.1935
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1986RA07      Phys.Rev.Lett. 57, 667 (1986)

M.N.Rao, N.R.Johnson, F.K.McGowan, I.Y.Lee, C.Baktash, M.Oshima, J.W.McConnell, J.C.Wells, A.Larabee, L.L.Riedinger, R.Bengtsson, Z.Xing, Y.S.Chen, P.B.Semmes, G.A.Leander

Loss of Collectivity at High Spin in 172W and a Three-Band Interpretation of First Yrast Upbends

NUCLEAR REACTIONS 124Sn(52Cr, 4n), E=230 MeV; measured γγ-coin, Doppler shift recoil distance. 172W deduced levels, J, π, T1/2, yrast sequence, dynamical moment of inertia, configuration, transition quadrupole moments.

doi: 10.1103/PhysRevLett.57.667
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1986SE07      Phys.Rev. C34, 523 (1986)

T.M.Semkow, D.G.Sarantites, K.Honkanen, V.Abenante, L.A.Adler, C.Baktash, N.R.Johnson, I.Y.Lee, M.Oshima, Y.Schutz, Y.S.Chen, J.X.Saladin, C.Y.Chen, O.Dietzsch, A.J.Larabee, L.L.Riedinger, H.C.Griffin

Spectroscopic Study of the High-Spin States in 135Pr

NUCLEAR STRUCTURE 135Pr; calculated levels, alignments, crossing frequencies. Cranked shell model.

NUCLEAR REACTIONS 120Sn(19F, 4n), E=91 MeV; measured Eγ, Iγ, γγ(θ). 135Pr deduced levels, J, π, alignments, crossing frequencies, signature splittings, γ-deformation parameter. Cranked shell model comparison.

doi: 10.1103/PhysRevC.34.523
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1984CH21      Nucl.Phys. A421, 403c (1984)

Y.S.Chen

The Shape Effects of Rotating High-J Orbits in γ-Soft Nuclei

NUCLEAR STRUCTURE 159Tm, 155Ho; calculated rotational band signature splitings. 81Kr; calculated rotational band signature splitings, quasiparticle states, energy surfaces. High-j orbit rotation shape effects.

doi: 10.1016/0375-9474(84)90356-7
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1983AR18      Phys.Scr. T5, 157 (1983)

P.Arve, Y.S.Chen, G.A.Leander

Microscopic Calculations of Nuclear Wobbling Rotation

NUCLEAR STRUCTURE 179Hf; calculated high-K configuration moment of inertia. 179W; calculated levels. 158Yb; calculated quasicontinuum level energy vs K. Microscopic model, nuclear wobbling rotation.

doi: 10.1088/0031-8949/1983/T5/029
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1983BE30      Nucl.Phys. A405, 221 (1983)

R.Bengtsson, Y.-S.Chen, J.-Y.Zhang, S.Aberg

Deformation Changes along the Yrast Line in 160Yb

NUCLEAR STRUCTURE 160Yb; calculated yrast levels, ground band deformation vs spin, band moments of inertia. Cranked HFB model, particle number projection.

doi: 10.1016/0375-9474(83)90569-9
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1983CH05      Nucl.Phys. A393, 135 (1983)

Y.S.Chen, S.Frauendorf

Magnetic Moments as a Probe for Rotational Alignment

NUCLEAR STRUCTURE 232Th, 156,160Dy, 234,238U; calculated yrast level g, aligned angular momenta; deduced angular momentum alignment effects. Cranking model.

doi: 10.1016/0375-9474(83)90069-6
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1983CH46      Phys.Rev. C28, 2437 (1983)

Y.S.Chen, S.Frauendorf, G.A.Leander

Shape of Rotating Quasiparticle Orbits and Signature Splitting in La, Ce, and Pr Nuclei

NUCLEAR STRUCTURE 129,130,131,133,134,135Ce, 129,130,133,134La, 130,131,134,135Pr; calculated yrast, near-yrast band Routhians, (γ) deformation signature splitting. Cranking model.

doi: 10.1103/PhysRevC.28.2437
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1982CH12      Phys.Lett. 113B, 124 (1982)

Y.S.Chen, L.L.Riedinger, G.Leander

Accurate Test of Rotationally Perturbed Wave Functions in 161-167Yb

NUCLEAR STRUCTURE 161,163,165,167Yb; calculated B(λ), δ. Quasiparticle plus rotor calculations.

doi: 10.1016/0370-2693(82)90407-5
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1982CH30      Phys.Rev. C26, 2607 (1982)

Y.-S.Chen, G.A.Leander

Quasicontinuum Properties of M1 Spectra in the Particle-Rotor Model

NUCLEAR STRUCTURE 159,161,163,165,167,169,171,173,175,177Yb, 127,129,131,133,135,137,139Ce, 131Pr, 129La, 127Cs, 125I, 123Sb; calculated M1 quasicontinuum γ-spectra; deduced particle, quasiparticle number dependence. Core-quasiparticle coupling models.

doi: 10.1103/PhysRevC.26.2607
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1981CH25      Phys.Scr. 24, 763 (1981)

Y.S.Chen, I.Hamamoto

Low-energy M1 Gamma-rays Emitted in the Deexcitation process of Highly-Rotating Nuclei.

NUCLEAR STRUCTURE 161Yb, 174W; calculated multi-nucleon probability spectra, cooling rates; deduced deexcitation dominant γ-multipolarity.

doi: 10.1088/0031-8949/24/4/015
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1981LE17      Phys.Scr. 24, 164 (1981)

G.Leander, Y.S.Chen, B.S.Nilsson

Nuclear Structure and the Quasi-Continuum Gamma Rays

NUCLEAR STRUCTURE 158Er, 166Yb; calculated potential energy, γ-correlation plots, moments of inertia. 152Dy; calculated moments of inertia. 162Er; calculated side feeding to yrast states. 165,166,167,168Yb; calculated γ-cascade correlation plots. Several models, quasicontinuum γ-rays.

doi: 10.1088/0031-8949/24/1B/013
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1981WA23      Phys.Scr. 24, 324 (1981)

W.Walus, N.Roy, S.Jonsson, L.Carlen, H.Ryde, G.B.Hagemann, B.Herskind, J.D.Garrett, Y.S.Chen, J.Almberger, G.Leander

High-Spin Band Structure in 166Yb

NUCLEAR REACTIONS 154Sm(16O, 4n), E=80 MeV; measured γγ-coin, Eγ, Iγ, γ(θ), I(ce). 166Yb deduced levels, J, π, γ-branching, rotational bands, B(E2), B(M1) ratios.

doi: 10.1088/0031-8949/24/1B/031
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1980CH15      Phys.Lett. B94, 468 (1980)

Y.-S.Chen, J.D.Garrett, J.Almberger, G.Leander

Gamma Correlation Patterns from the (gSS'S''S''') System

NUCLEAR STRUCTURE 166Yb; calculated γγ energy correlation; deduced regions of coherent ridge, bridge, peak formations. Particle-rotor model, Monte-Carlo cascade generation, multiple band crossing.

doi: 10.1016/0370-2693(80)90920-X
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1972HA64      Nucl.Phys. A195, 250 (1972)

D.M.Hardy, R.J.Spiger, S.D.Baker, Y.S.Chen, T.A.Tombrello

Scattering of 3He and 4He from Polarized 3He between 7 and 18 MeV

NUCLEAR REACTIONS 3He(α, α)3He, E=7.5-17.9 MeV; measured polarization analyzing power; deduced phase shifts. 3He(3He, 3He)3He, E=9.3-17.5 MeV; measured polarization analyzing power.

doi: 10.1016/0375-9474(72)90733-6
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1971JA08      Nucl.Phys. A166, 525 (1971)

W.R.Jackson, V.Valkovic, S.T.Emerson, W.D.Simpson, C.Joseph, Y.S.Chen, M.C.Taylor, G.C.Phillips

The 2H(p, pn)p Reaction at 9.0 MeV

NUCLEAR REACTIONS 2H(p, pn), E=9 MeV; measured σ(Ep, En, θ(p), θ(n)); deduced final state interactions, quasifree scattering contributions.

doi: 10.1016/0375-9474(71)90904-3
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1970CH07      Nucl.Phys. A146, 136 (1970)

Y.S.Chen, T.A.Tombrello, R.W.Kavanagh

Decay Modes of 9Li and States of 9Be

RADIOACTIVITY 9Li[from 3H(7Li, p), E=14 MeV; 18O(7Li, 16O), E=20 MeV]; measured T1/2, Eβ, βn-coin, E(delayed n), E(delayed α); deduced log ft, Iβ. 9Be deduced levls, J, π, Γ, Γn.

doi: 10.1016/0375-9474(70)91093-6
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1968CH01      Nucl.Phys. A106, 1 (1968)

Y.S.Chen, S.T.Emerson, W.R.Jackson, W.D.Simpson, G.C.Phillips

The 11B(p, 2α)4He Reaction at 163 keV Resonance

NUCLEAR REACTIONS 11B(p, 2α)4He, E = 163 keV; measured σ(Eα1, Eα2, θ(1), θ(2)). Enriched target.

doi: 10.1016/0375-9474(67)90823-8
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1967VA11      Nucl.Phys. A96, 241 (1967)

V.Valkovic, W.R.Jackson, Y.S.Chen, S.T.Emerson, G.C.Phillips

Three-Body Break-Up in 7Li(d, nα)4He and 7Li(d, αα)n Reactions

NUCLEAR REACTIONS 7Li(d, αn), 7Li(d, 2α), E=2.6-4.0 MeV; measured σ(En, Eα, θ(n), θ(α)), σ(Eα1, Eα2, θ(α1), θ(α2)). Enriched target.

doi: 10.1016/0375-9474(67)90709-9
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