NSR Query Results
Output year order : Descending NSR database version of March 18, 2024. Search: Author = C.L.Bai Found 29 matches. 2023LV01 Phys.Rev. C 108, L051304 (2023) W.-L.Lv, Y.-F.Niu, D.-L.Fang, J.-M.Yao, C.-L.Bai, J.Meng 0νββ-decay nuclear matrix elements in self-consistent Skyrme quasiparticle random-phase approximation: Uncertainty from pairing interaction
doi: 10.1103/PhysRevC.108.L051304
2023YA02 Phys.Rev. C 107, 014325 (2023) M.J.Yang, H.Sagawa, C.L.Bai, H.Q.Zhang Effects of two-particle--two-hole configurations and tensor force on β decay of magic nuclei RADIOACTIVITY 34Si, 68,78Ni, 132Sn(β-); calculated T1/2, Gamow-Teller strength distribution with respect to daughter nucleus. Self-consistent Hartree-Fock plus subtracted second random-phase approximation (HF+SSRPA) model with Skyrme EDFs (SGII, SAMi, SAMi-T).Comparison to experimental data.
doi: 10.1103/PhysRevC.107.014325
2022BA38 Chin.Phys.C 46, 114104 (2022) C.L.Bai, D.L.Fang, H.Q.Zhang, C.L.Bai, D.L.Fang, H.Q.Zhang Roles of tensor and isoscalar pairing interactions in β-Decay calculations for possible r-process waiting point nuclei with N ∼ 82 and 126 RADIOACTIVITY 120,122,124,126,128,130,132Cd(β-); calculated T1/2 with the self-consistent Hartree-Fock-Bogoliubov (HFB) theory with the proton-neutron quasi-particle random phase approximation (pnQRPA) based on the Skyrme force. Comparison with available data.
doi: 10.1088/1674-1137/ac80ee
2022LV05 Phys.Rev. C 105, 044331 (2022) W.L.Lv, Y.F.Niu, D.L.Fang, C.L.Bai Single-state or low-lying-states dominance mechanism of 2νββ-decay nuclear matrix elements RADIOACTIVITY 48Ca, 76Ge, 82Se, 96Zr, 100Mo, 116Cd, 128,130Te, 136Xe, 150Nd, 238U(2β-); calculated matrix elements, isoscalar pairing strength parameter, Gamow-teller transition amplitudes. Spherical Skyrme HFB + QRPA model. Single-state dominance (SSD) and low-lying-states dominance (LLD) hypothesis. Comparison to experimental values.
doi: 10.1103/PhysRevC.105.044331
2022YA20 Phys.Rev. C 106, 014319 (2022) M.J.Yang, C.L.Bai, H.Sagawa, H.Q.Zhang Gamow-Teller transitions in magic nuclei calculated by the charge-exchange subtracted second random-phase approximation NUCLEAR STRUCTURE 48Ca, 90Zr, 132Sn, 208Pb; calculated Gamow-Teller (GT) strength distributions as function of excitation energy and peak height; evaluated quenching factors of the Ikeda sum rule due to couplings to two-particle two-hole (2p-2h) configurations, effects of tensor interactions on the excitation energies and the quenching factors of GT strength distributions. Self-consistent Hartree-Fock (HF) plus charge-exchange subtracted second random-phase approximation (SSRPA) calculations with several different Skyrme energy density functions (EDFs). Comparison with experimental data.
doi: 10.1103/PhysRevC.106.014319
2021WA54 New Journal of Physics 23, 115010 (2021) X.-Y.Wang, M.D.Frye, Z.Su, J.Cao, L.Liu, D.-C.Zhang, H.Yang, J.M.Hutson, B.Zhao, C.L.Bai Magnetic Feshbach resonances in collisions of 23Na40K with 40K ATOMIC PHYSICS 23Na, 40K; measured frequencies; deduced magnetic Feshbach resonances, hyperfine levels.
doi: 10.1088/1367-2630/ac3318
2021WU12 Phys.Rev. C 104, 054303 (2021) D.Wu, C.L.Bai, H.Sagawa, S.Nishimura, H.Q.Zhang β-delayed one-neutron emission probabilities within a neural network model RADIOACTIVITY Z=2-57(β-n); calculated β--delayed one-neutron emission probabilities P1n using machine learning (ML) technique and feed-forward neural network (FNN) with root mean squared Prop (RMSProp) method; analyzed correlations between P1n, half-lives, Q-values, neutron shell effects, distance from the first β--delayed neutron emitter, and competitions between β--delayed one- and two- neutron emissions P1n and P2n. 109,110,111,112,113,114,115,116Tc, 116,117,118,119,120,121Ru, 118,119,120,121,122,123,124Rh, 121,122,123,124,125,126,127,128Pd, 124,125,126,127,128,129Ag, 127,128,129,130Cd(β-n); 79Cu, 80Zn, 81Ga, 128Pd, 129Ag, 130Ag(β-n); calculated β--delayed one-neutron emission probabilities P1n using ML-FNN techniques, and compared with experimental and evaluated data in literature, and with theoretical calculations using FRDM12+(Q)RPA+HF and RHB+RQRPA approaches. Relevance to r-process nuclei in nucleosynthesis, and waiting-point nuclei at N=50 and N=82.
doi: 10.1103/PhysRevC.104.054303
2021YA14 Phys.Rev. C 103, 054308 (2021) M.J.Yang, C.L.Bai, H.Sagawa, H.Q.Zhang Effects of the Skyrme tensor force on 0+, 2+, and 3- states in 16O and 40C nuclei within the second random-phase approximation NUCLEAR STRUCTURE 16O, 40Ca; calculated isoscalar and isovector strength distributions and energy moments of the monopole (0+), quadrupole (2+) and octupole (3-) transitions B(E0), B(E2) and B(E3), major 1p-1h and 2p-2h configurations; deduced major impact of tensor force in SGII+Te1 on the coupling between 1p-1h and 2p-2h model spaces. Subtracted second random-phase approximation (SSRPA) method with Skyrme energy density functional. Comparison with experimental data.
doi: 10.1103/PhysRevC.103.054308
2020WU09 Phys.Rev. C 102, 054323 (2020) D.Wu, C.L.Bai, H.Sagawa, H.Q.Zhang Calculation of nuclear charge radii with a trained feed-forward neural network NUCLEAR STRUCTURE 40,42,44,46,48,50,52Ca, 108,110,112,114,116,118,120,122,124,126,128,130,132,134Sn, 138,140,142,144,146,148,150,152,154Sm, 182,184,186,188,190,192,194,196,198,200,202,204,206,208,210,212Pb; calculated nuclear charge radii, correlation between the symmetry energy and charge radii of Ca isotopes, and confirmed this correlation by Skyrme Hartree-Fock-Bogoliubov calculation. A multilayer feed-forward neural network model (ML-FNN).
doi: 10.1103/PhysRevC.102.054323
2017WU11 Eur.Phys.J. A 53, 183 (2017) F.Wu, C.L.Bai, J.M.Yao, H.Q.Zhang, X.Z.Zhang Existence problem of proton semi-bubble structure in the 21+ state of 34Si NUCLEAR STRUCTURE 34Si, 36S; calculated first proton orbitals, proton sp levels, J, B(E2), proton density distribution vs radius using HF (Hartree-Fock) plus RPA (Random Phase Approximation) based on Skyrme-type interaction; deduced possibility of lower proton density ("bubble") in the center of nucleus.
doi: 10.1140/epja/i2017-12375-5
2016NI17 Phys.Rev. C 94, 064328 (2016) Y.F.Niu, G.Colo, E.Vigezzi, C.L.Bai, H.Sagawa Quasiparticle random-phase approximation with quasiparticle-vibration coupling: Application to the Gamow-Teller response of the superfluid nucleus 120Sn NUCLEAR STRUCTURE 120Sn; calculated Gamow-Teller strength distributions with and without isoscalar pairing, and their cumulative sums using different configuration spaces, energies and reduced transition probabilities of the lowest phonons of different multipolarities, microscopic structure of the main Gamow-Teller peaks. Self-consistent quasiparticle random-phase approximation (QRPA) plus quasiparticle-vibration coupling (QPVC) model with Skyrme interactions. Comparison with experimental data from (3He, t) and (p, n) reactions.
doi: 10.1103/PhysRevC.94.064328
2015FU08 Phys.Rev. C 91, 064316 (2015) Y.Fujita, H.Fujita, T.Adachi, G.Susoy, A.Algora, C.L.Bai, G.Colo, M.Csatlos, J.M.Deaven, E.Estevez Aguado, C.J.Guess, J.Gulyas, K.Hatanaka, K.Hirota, M.Honma, D.Ishikawa, A.Krasznahorkay, H.Matsubara, R.Meharchand, F.Molina, H.Nakada, H.Okamura, H.J.Ong, T.Otsuka, G.Perdikakis, B.Rubio, H.Sagawa, P.Sarriguren, C.Scholl, Y.Shimbara, E.J.Stephenson, T.Suzuki, A.Tamii, J.H.Thies, K.Yoshida, R.G.T.Zegers, J.Zenihiro High-resolution study of Gamow-Teller excitations in the 42Ca (3He, t) 42Sc reaction and the observation of a "low-energy super-Gamow-Teller state" NUCLEAR REACTIONS 42Ca(3He, t), E=140 MeV/nucleon; measured triton spectra, σ(θ) using Grand Raiden spectrometer at RCNP facility. 42Sc; deduced levels, J, π, IAS, isospin of excited GT states, L-transfers, B(GT), configurations. Comparison of B(GT) values with those for 44,48Sc, and from 42Ti β+ decay to 42Sc. Isospin assignments made in comparison with results from 42Ca(p, p') reaction. Comparison with shell-model calculations using GXPF1J interaction. 12N, 16F, 40,44Sc; observed peaks from contaminants in the target material, and appropriate corrections applied to triton spectra for 42Sc.
doi: 10.1103/PhysRevC.91.064316
2014BA55 Phys.Rev. C 90, 054335 (2014) C.L.Bai, H.Sagawa, G.Colo, Y.Fujita, H.Q.Zhang, X.Z.Zhang, F.R.Xu Low-energy collective Gamow-Teller states and isoscalar pairing interaction NUCLEAR STRUCTURE 42Ca, 46Ti, 50Cr, 54Fe, 58Ni; calculate neutron pairing gaps, Gamow-Teller (GT) strength distributions and sum rule values for IAR states, energy differences between the lowest GT and IAR states in N=Z+2 nuclei. HFB+QRPA calculations with the Skyrme forces SGII, SGII+Te3, and SAMi. Comparison with experimental values.
doi: 10.1103/PhysRevC.90.054335
2014FU02 Phys.Rev.Lett. 112, 112502 (2014) Y.Fujita, H.Fujita, T.Adachi, C.L.Bai, A.Algora, G.P.A.Berg, P.von Brentano, G.Colo, M.Csatlos, J.M.Deaven, E.Estevez Aguado, C.Fransen, D.De Frenne, K.Fujita, E.Ganioglu, C.J.Guess, J.Gulyas, K.Hatanaka, K.Hirota, M.Honma, D.Ishikawa, E.Jacobs, A.Krasznahorkay, H.Matsubara, K.Matsuyanagi, R.Meharchand, F.Molina, K.Muto, K.Nakanishi, A.Negret, H.Okamura, H.J.Ong, T.Otsuka, N.Pietralla, G.Perdikakis, L.Popescu, B.Rubio, H.Sagawa, P.Sarriguren, C.Scholl, Y.Shimbara, Y.Shimizu, G.Susoy, T.Suzuki, Y.Tameshige, A.Tamii, J.H.Thies, M.Uchida, T.Wakasa, M.Yosoi, R.G.T.Zegers, K.O.Zell, J.Zenihiro Observation of Low- and High-Energy Gamow-Teller Phonon Excitations in Nuclei NUCLEAR REACTIONS 42Ca, 46Ti, 50Cr, 54Fe(3He, t), E=140 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced cumulative-sum strengths of the experimental B(GT) values in the final nuclei, two kinds of GT phonon states. GXPF1J, quasi particle random phase approximation (QRPA) framework based on a self-consistent Hartree-Fock mean field with Skyrme interaction calculations, comparison with available data.
doi: 10.1103/PhysRevLett.112.112502
2013MI02 Phys.Rev.Lett. 110, 122501 (2013) Impact of Tensor Force on β Decay of Magic and Semimagic Nuclei RADIOACTIVITY 34Si, 68,78Ni, 132Sn(β-); calculated T1/2, Q-value, log ft values. Comparison with experimental data.
doi: 10.1103/PhysRevLett.110.122501
2012MI16 Phys.Rev.Lett. 108, 262503 (2012) K.Miki, H.Sakai, T.Uesaka, H.Baba, C.L.Bai, G.P.A.Berg, N.Fukuda, D.Kameda, T.Kawabata, S.Kawase, T.Kubo, S.Michimasa, H.Miya, S.Noji, T.Ohnishi, S.Ota, A.Saito, Y.Sasamoto, H.Sagawa, M.Sasano, S.Shimoura, H.Takeda, H.Tokieda, K.Yako, Y.Yanagisawa, R.G.T.Zegers Identification of the β+ Isovector Spin Monopole Resonance via the 208Pb and 90Zr(t, 3He) Reactions at 300 MeV/u NUCLEAR REACTIONS 208Pb, 90Zr(t, 3He), E=300 MeV/nucleon. 208Tl, 90Y; measured reaction products; deduced σ(E, θ), isovector spin monopole resonance. Distorted-wave Born approximation calculation, comparison with available data.
doi: 10.1103/PhysRevLett.108.262503
2011BA18 Phys.Rev. C 83, 054316 (2011) C.L.Bai, H.Q.Zhang, H.Sagawa, X.Z.Zhang, G.Colo, F.R.Xu Spin-isospin excitations as quantitative constraints for the tensor force NUCLEAR STRUCTURE 90Zr, 208Pb; calculated Gamow-Teller (GT) and charge-exchange spin-dipole (SD) excitation energies, centroid energies. HF+RPA model with Skyrme interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.83.054316
2011BA38 Phys.Rev. C 84, 044329 (2011) C.L.Bai, H.Sagawa, G.Colo, H.Q.Zhang, X.Z.Zhang Spin-dipole excitations in 16O and tensor correlations NUCLEAR STRUCTURE 16F, 208Bi; calculated charge-exchange spin-dipole (SD) strength distributions and energies using different interactions. Hartree-Fock (HF) plus self-consistent random-phase approximation (RPA) using Skyrme-type interactions. 16O; investigated effect of tensor force on the charge-exchange SD transition. Role of triplet-even and triplet-odd tensor interactions.
doi: 10.1103/PhysRevC.84.044329
2010BA22 Phys.Rev.Lett. 105, 072501 (2010) C.L.Bai, H.Q.Zhang, H.Sagawa, X.Z.Zhang, G.Colo, F.R.Xu Effect of the Tensor Force on the Charge Exchange Spin-Dipole Excitations of 208Pb NUCLEAR STRUCTURE 208Pb; calculated charge exchange spin-dipole excitations; deduced tensor correlations, tensor strength parameters, strength distributions. Self-consistent Skyrme hartree-Fock formalism.
doi: 10.1103/PhysRevLett.105.072501
2010BA26 Nucl.Phys. A834, 65c (2010) Tensor Effects on Spin-Dependent Charge-Exchange transitions NUCLEAR STRUCTURE 208Pb; calculated GT (Gamow-Teller) and SD (Spin-Dipole) transition strength functions.
doi: 10.1016/j.nuclphysa.2010.01.019
2010BA34 Chin.Phys.Lett. 27, 102101 (2010) C.-L.Bai, H.-Q.Zhang, X.-Z.Zhang, F.-R.Xu, H.Sagawa, G.Colo Effect of the Tensor Force on Charge-Exchange Spin-Dependent Multipole Excitations NUCLEAR STRUCTURE 90Zr; calculated charge-exchange spin-dipole and spin-quadrupole strength functions; deduced RPA tensor correlation shift.
doi: 10.1088/0256-307X/27/10/102101
2010JI11 Phys.Rev. C 82, 027602 (2010) H.M.Jia, C.J.Lin, H.Q.Zhang, Z.H.Liu, N.Yu, F.Yang, F.Jia, X.X.Xu, Z.D.Wu, S.T.Zhang, C.L.Bai Barrier distribution from 9Be+208Pb quasielastic scattering: Breakup effects in the interaction processes NUCLEAR REACTIONS 208Pb(9Be, 9Be), E=23.9-44.0 MeV; measured particle-spectra, σ(E) for quasielastic scattering; deduced barrier distribution. Comparison with coupled-channel model calculations.
doi: 10.1103/PhysRevC.82.027602
2010YU02 J.Phys.(London) G37, 075108 (2010) N.Yu, H.Q.Zhang, H.M.Jia, S.T.Zhang, M.Ruan, F.Yang, Z.D.Wu, X.X.Xu, C.L.Bai Unusual potential behavior for the weakly bound nucleus 9Be in elastic scattering from 208Pb and 209Bi near the threshold NUCLEAR REACTIONS 208Pb, 209Bi(9Be, 9Be), E=37-50 MeV; measured reaction products; deduced σ(θ), optical potential parameters.
doi: 10.1088/0954-3899/37/7/075108
2009BA17 Phys.Lett. B 675, 28 (2009) C.L.Bai, H.Sagawa, H.Q.Zhang, X.Z.Zhang, G.Colo, F.R.Xu Effect of tensor correlations on Gamow-Teller states in 90Zr and 208Pb NUCLEAR STRUCTURE 90Zr, 208Pb; calculated Gamow-Teller strength distributions including tensor correlation in HF and RPA model. Comparison with data.
doi: 10.1016/j.physletb.2009.03.077
2009BA19 Phys.Rev. C 79, 041301 (2009) C.L.Bai, H.Q.Zhang, X.Z.Zhang, F.R.Xu, H.Sagawa, G.Colo Quenching of Gamow-Teller strength due to tensor correlations in 90Zr and 208Pb NUCLEAR STRUCTURE 90Zr, 208Pb; calculated Gamow-Teller (GT) and spin-quadrupole (SQ) strength distributions. Random-phase approximation (RPA) and Hartree-Fock (HF) calculations.
doi: 10.1103/PhysRevC.79.041301
2009WU01 Chin.Phys.Lett. 26, 022503 (2009) Z.-D.Wu, C.-J.Lin, H.-Q.Zhang, Z.-H.Liu, F.Yang, G.-P.An, C.-L.Zhang, G.-L.Zhang, H.-M.Jia, X.-X.Xu, C.-L.Bai, N.Yu, F.Jia Optical Potential Parameters for Halo Nucleus System 6He+12C from Transfer Reaction 11B(7Li, 6He)12C NUCLEAR REACTIONS 11B(7Li, 6He), E=18.3, 28.3 MeV; analyzed σ(θ). 12C(6He, 7Li); deduced optical potential parameters.
doi: 10.1088/0256-307X/26/2/022503
2008AN17 Chin.Phys.Lett. 25, 4237 (2008) G.-P.An, C.-J.Lin, H.-Q.Zhang, Z.-H.Liu, F.Yang, G.-L.Zhang, C.-L.Zhang, Z.-D.Wu, F.Jia, H.-M.Jia, X.-X.Xu, C.-L.Bai, N.Yu Optical Potential Parameters of Weakly Bound Nuclear System 17F+13C NUCLEAR REACTIONS 16O(14N, 14N), (14N, 13C), E=76.2, 57.0 MeV; measured σ(θ). Compared results to model calculations.
doi: 10.1088/0256-307X/25/12/014
2008JI03 Chin.Phys.Lett. 25, 2834 (2008) H.-M.Jia, C.-J.Lin, H.-Q.Zhang, Z.-H.Liu, F.Yang, F.Jia, C.-L.Zhang, G.-P.An, Z.-D.Wu, X.-X.Xu, C.-L.Bai, N.Yu Surface Diffuseness Anomaly in 16O+208Pb Quasi-elastic Scattering at Backward Angle NUCLEAR REACTIONS 208Pb(16O, 16O'), E=40.50-80.25 MeV; measured quasi=elastic scattering excitation function at backward angles.
doi: 10.1088/0256-307X/25/8/028
2007ZH02 Chin.Phys.Lett. 24, 397 (2007) G.-L.Zhang, H.-Q.Zhang, Z-H.Liu, C.-L.Zhang, C.-J.Lin, F.Yang, G.-P.An, H.-M.Jia, Z.-D.Wu, X.-X.Xu, C.-L.Bai, N.Yu Calculation of Interaction Potentials between Spherical and Deformed Nuclei NUCLEAR REACTIONS 154Sm(32S, X), E(cm)=100-130 MeV; calculated interaction potentials, fusion σ, dependence on deformation and orientation. Double folding model.
doi: 10.1088/0256-307X/24/2/026
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