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NSR database version of April 29, 2024.

Search: Author = L.S.Song

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2017ME02      Int.J.Mod.Phys. E26, 1740020 (2017)

J.Meng, L.S.Song, J.M.Yao

Nuclear matrix elements for neutrinoless double-beta decay in covariant density functional theory

RADIOACTIVITY ⁴⁸Ca, ⁷⁶Ge, ⁸²Se, ⁹⁶Zr, ¹⁰⁰Mo, ¹¹⁶Cd, ¹²⁴Sn, ^128,130Te, ¹³⁶Xe, ¹⁵⁰Nd(2β^-); calculated neutrinoless nuclear matrix elements, uncertainties, quadrupole and octupole deformation correlations.

doi: 10.1142/S0218301317400201
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2017SO06      Phys.Rev. C 95, 024305 (2017)

L.S.Song, J.M.Yao, P.Ring, J.Meng

Nuclear matrix element of neutrinoless double-β decay: Relativity and short-range correlations

RADIOACTIVITY ¹⁵⁰Nd, ⁴⁸Ca, ⁷⁶Ge, ⁸²Se, ⁹⁶Zr, ¹⁰⁰Mo, ¹¹⁶Cd, ¹²⁴Sn, ¹³⁰Te, ¹³⁶Xe(2β^-); calculated nuclear matrix elements (NMEs) for neutrinoless double-beta (0νββ) decay; investigated effects of relativity and nucleon-nucleon short-range correlations on the nuclear matrix elements; predicted limits on the effective masses for light and heavy neutrinos. Covariant density functional theory using beyond-mean-field correlations from configuration mixing of angular-momentum and particle-number projected quadrupole deformed mean-field states.

doi: 10.1103/PhysRevC.95.024305
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2015YA06      Phys.Rev. C 91, 024316 (2015)

J.M.Yao, L.S.Song, K.Hagino, P.Ring, J.Meng

Systematic study of nuclear matrix elements in neutrinoless double-β decay with a beyond-mean-field covariant density functional theory

NUCLEAR STRUCTURE ⁴⁸Ca, ⁴⁸Ti, ⁷⁶Ge, ^76,82Se, ⁸²Kr, ⁹⁶Zr, ^96,100Mo, ¹⁰⁰Ru, ¹¹⁶Cd, ^116,124Sn, ^124,130Te, ^130,136Xe, ¹³⁶Ba, ¹⁵⁰Nd, ¹⁵⁰Sm; calculated binding energy, charge radius of correlated ground state, energies and B(E2) of first 2+ states. Generator coordinate method for both the initial and final nuclei in double β decay. Comparison with experimental data.

RADIOACTIVITY ⁴⁸Ca, ⁷⁶Ge, ⁸²Se, ⁹⁶Zr, ¹⁰⁰Mo, ¹¹⁶Cd, ¹²⁴Sn, ¹³⁰Te, ¹³⁶Xe, ¹⁵⁰Nd(2β^-); calculated nuclear matrix elements (NMEs)for 0νββ decay, distribution of collective wave functions as a function of deformation parameter β, decomposition of the total NMEs from the final GCM+PNAMP (PC-PK1) calculation. Comparison with different model calculations; deduced upper limits of the effective neutrino mass.

doi: 10.1103/PhysRevC.91.024316
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2014SO18      Phys.Rev. C 90, 054309 (2014)

L.S.Song, J.M.Yao, P.Ring, J.Meng

Relativistic description of nuclear matrix elements in neutrinoless double-β decay

NUCLEAR STRUCTURE ¹⁵⁰Nd; calculated levels, B(E2), neutron and proton pairing gaps, potential energy curves, configurations using multireference covariant density functional theory (MR-CDFT). Comparison with experimental results.

RADIOACTIVITY ¹⁵⁰Nd(2β^-); calculated matrix elements, half-lives, effects of particle number projection, static and dynamic deformations, and the full relativistic structure on the matrix elements for 0νββ decay mode using multireference covariant density functional theory (MR-CDFT).

doi: 10.1103/PhysRevC.90.054309
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2013ME08      Phys.Scr. T154, 014010 (2013)

J.Meng, Y.Chen, H.Z.Liang, Y.F.Niu, Z.M.Niu, L.S.Song, W.Zhao, Z.Li, B.Sun, X.D.Xu, Z.P.Li, J.M.Yao, W.H.Long, T.Niksic, D.Vretenar

Mass and lifetime of unstable nuclei in covariant density functional theory

NUCLEAR STRUCTURE A=80-195; calculated masses, binding energies, β-decay T_1/2. Finite-range droplet model and Weizsacker-Skyrme models, comparison with available data.

doi: 10.1088/0031-8949/2013/T154/014010
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2012ZH46      Phys.Rev. C 86, 064324 (2012)

P.W.Zhao, L.S.Song, B.Sun, H.Geissel, J.Meng

Crucial test for covariant density functional theory with new and accurate mass measurements from Sn to Pa

ATOMIC MASSES ¹²⁸Sn, ¹³³Sb, ¹³⁶Te, ¹⁴⁴La, ¹⁴⁶Ce, ²⁰²Pt, ²⁰²Au, ²⁰⁷Hg, ²¹³Tl, ^217,218Bi, ^{219,220,221,222}Po, ^{220,221,222,223,224}At, ^{223,224,225,226,227,228}Rn, ^{224,225,226,227,228,229,230,231}Fr, ^{231,232,233,234}Ra, ^{229,230,231,232,233,234,235,236}Ac, ^235,236,237Th, ^{235,236,237,238}Pa; calculated binding energies, rotational correction energies, β₂ using covariant density functional theory with the point-coupling interaction PC-PK1. Comparison with experimental data on mass measurements at GSI.

doi: 10.1103/PhysRevC.86.064324
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