NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = Y.H.Lam Found 26 matches. 2024LI08 At.Data Nucl.Data Tables 156, 101635 (2024) Z.X.Liu, Y.H.Lam, N.Lu, P.Ring Nuclear ground-state properties probed by the relativistic Hartree–Bogoliubov approach NUCLEAR STRUCTURE Z=8-110; analyzed available data; deduced ground-state properties of all isotopic chains from oxygen to darmstadtium, binding energies, one- and two-neutron separation energies, root-mean-square radii of matter, neutron, proton and charge distributions, Fermi surfaces, J, π using the relativistic Hartree–Bogoliubov approach with separable pairing force coupled with the latest point-coupling and meson-exchange covariant density functionals, i.e., PC-L3R, PC-X, DD-MEX, and DD-PCX.
doi: 10.1016/j.adt.2023.101635
2022LA04 Astrophys.J. 929, 72 (2022) Y.H.Lam, Z.X.Liu, A.Heger, N.Lu, A.M.Jacobs, Z.Johnston Impact of the New 65As(p, γ)66Se Reaction Rate on the Two-proton Sequential Capture of 64Ge, Weak GeAs Cycles, and Type I X-Ray Bursts Such as the Clocked Burster GS 1826-24 NUCLEAR REACTIONS 65As(p, γ), E<200 KeV; analyzed available data; deduced reassessed value of reaction rates.
doi: 10.3847/1538-4357/ac4d8b
2022LA05 Astrophys.J. 929, 73 (2022) Y.H.Lam, N.Lu, A.Heger, A.M.Jacobs, N.A.Smirnova, T.Kurtukian Nieto, Z.Johnston, S.Kubono The Regulated NiCu Cycles with the New 57Cu(p, γ)58Zn Reaction Rate and Its Influence on Type I X-Ray Bursts: the GS 1826-24 Clocked Burster NUCLEAR REACTIONS 57Cu(p, γ), E<200 keV; analyzed available data; calculated reaction rates.
doi: 10.3847/1538-4357/ac4d89
2021HU23 Phys.Rev.Lett. 127, 172701 (2021) J.Hu, H.Yamaguchi, Y.H.Lam, A.Heger, D.Kahl, A.M.Jacobs, Z.Johnston, S.W.Xu, N.T.Zhang, S.B.Ma, L.H.Ru, E.Q.Liu, T.Liu, S.Hayakawa, L.Yang, H.Shimizu, C.B.Hamill, A.St J.Murphy, J.Su, X.Fang, K.Y.Chae, M.S.Kwag, S.M.Cha, N.N.Duy, N.K.Uyen, D.H.Kim, R.G.Pizzone, M.La Cognata, S.Cherubini, S.Romano, A.Tumino, J.Liang, A.Psaltis, M.Sferrazza, D.Kim, Y.Y.Li, S.Kubono Advancement of Photospheric Radius Expansion and Clocked Type-I X-Ray Burst Models with the New 22Mg(α, p)25Al Reaction Rate Determined at the Gamow Energy NUCLEAR REACTIONS 1H(25Al, p), (25Al, p'), (25Al, X), E=142 MeV; measured reaction products, Ep, Ip, Eγ, Iγ. 26Si; deduced σ(θ), level energies, J, π, resonance parameters, astrophysical reaction rates. Comparison with available data.
doi: 10.1103/physrevlett.127.172701
2021SH23 Phys.Rev. C 103, L061301 (2021) G.Z.Shi, J.J.Liu, Z.Y.Lin, H.F.Zhu, X.X.Xu, L.J.Sun, P.F.Liang, C.J.Lin, J.Lee, C.X.Yuan, S.M.Wang, Z.H.Li, H.S.Xu, Z.G.Hu, Y.Y.Yang, R.F.Chen, J.S.Wang, D.X.Wang, H.Y.Wu, K.Wang, F.F.Duan, Y.H.Lam, P.Ma, Z.H.Gao, Q.Hu, Z.Bai, J.B.Ma, J.G.Wang, F.P.Zhong, C.G.Wu, D.W.Luo, Y.Jiang, Y.Liu, D.S.Hou, R.Li, N.R.Ma, W.H.Ma, G.M.Yu, D.Patel, S.Y.Jin, Y.F.Wang, Y.C.Yu, Q.W.Zhou, P.Wang, L.Y.Hu, X.Wang, H.L.Zang, P.J.Li, Q.R.Gao, H.Jian, S.X.Zha, F.C.Dai, R.Fan, Q.Q.Zhao, L.Yang, P.W.Wen, F.Yang, H.M.Jia, G.L.Zhang, M.Pan, X.Y.Wang, H.H.Sun, X.H.Zhou, Y.H.Zhang, M.Wang, M.L.Liu, H.J.Ong, W.Q.Yang β-delayed two-proton decay of 27S at the proton-drip line RADIOACTIVITY 27S(β+2p)[from 9Be(32S, X), E=80.6 MeV/nucleon, followed by separation and purification of fragments using RIBLL1 at HIRFL-Lanzhou facility, and implanted into three W1-type double-sided silicon strip detectors (DSSDs)]; measured reaction products, E(p), I(p), pp-coin, p(θ), half-life of 27S decay using Si detectors surrounded by HPGe detectors; deduced branching ratio of β+2p decay, identified as a two-proton transition, dominantly sequential, via the isobaric-analog state (IAS) in 27P to the ground state of 25Al.
doi: 10.1103/PhysRevC.103.L061301
2020FU05 Phys.Rev. C 102, 054311 (2020) C.Y.Fu, Y.H.Zhang, M.Wang, X.H.Zhou, Yu.A.Litvinov, K.Blaum, H.S.Xu, X.Xu, P.Shuai, Y.H.Lam, R.J.Chen, X.L.Yan, X.C.Chen, J.J.He, S.Kubono, M.Z.Sun, X.L.Tu, Y.M.Xing, Q.Zeng, X.Zhou, W.L.Zhan, S.Litvinov, G.Audi, T.Uesaka, T.Yamaguchi, A.Ozawa, B.H.Sun, Y.Sun, F.R.Xu Mass measurements for the Tz= -2 fp-shell nuclei 40Ti, 44Cr, 46Mn, 48Fe, 50Co, and 52Ni ATOMIC MASSES 40Ti, 44Cr, 46Mn, 48Fe, 50Co, 52Ni; measured revolution time spectrum of stored ions by time-of-flight detectors, and mass excesses using isochronous mass spectrometry at CSRe-HIRFL, Lanzhou. Isotopes produced in 9Be(58Ni, X), E=468 MeV/nucleon reaction and separated using RIBLL2. Comparison with AME-2016 evaluation, and with theoretical calculations using four mass-models. A=44, 46, 50, 52; analyzed isospin multiplet mass equation (IMME) and T=2 quintets. 44V; proposed isobaric analog state (IAS). RADIOACTIVITY 44Cr(β+), (β+p); analyzed decay scheme; deduced β feedings, logft values, B(GT) from the branching ratios of β+-delayed protons and Q values.
doi: 10.1103/PhysRevC.102.054311
2020LI06 Phys.Rev. C 101, 024305 (2020) P.F.Liang, L.J.Sun, J.Lee, S.Q.Hou, X.X.Xu, C.J.Lin, C.X.Yuan, J.J.He, Z.H.Li, J.S.Wang, D.X.Wang, H.Y.Wu, Y.Y.Yang, Y.H.Lam, P.Ma, F.F.Duan, Z.H.Gao, Q.Hu, Z.Bai, J.B.Ma, J.G.Wang, F.P.Zhong, C.G.Wu, D.W.Luo, Y.Jiang, Y.Liu, D.S.Hou, R.Li, N.R.Ma, W.H.Ma, G.Z.Shi, G.M.Yu, D.Patel, S.Y.Jin, Y.F.Wang, Y.C.Yu, Q.W.Zhou, P.Wang, L.Y.Hu, X.Wang, H.L.Zang, P.J.Li, Q.Q.Zhao, H.M.Jia, L.Yang, P.W.Wen, F.Yang, G.L.Zhang, M.Pan, X.Y.Wang, H.H.Sun, Z.G.Hu, R.F.Chen, M.L.Liu, W.Q.Yang, Y.M.Zhao Simultaneous measurement of β-delayed proton and γ emission of 26P for the 25Al(p, γ)26Si reaction rate RADIOACTIVITY 26P(β+), (β+p)[from 9Be(32S, X), E=806 MeV/nucleon, followed by in-flight separation by the RIBLL1 fragment separator at HIRFL-Lanzhou]; measured E(p), I(p), Eγ, Iγ, βp- and βγ-coin, half-life of the decay of 26P from correlated events of 26P implants and successive decays using three double-sided silicon strip detectors (DSSDs), five Clover-type HPGe detectors, and five quadrant silicon detectors (Q SDs). 26Si; deduced levels, J, π, Γp and Γγ of 5929, 3+ state. Comparison with previous experimental data, and with shell-model calculations. NUCLEAR REACTIONS 9Be(32S, X)22Na/23Mg/24Al/25Si/26P, E=806 MeV/nucleon; measured reaction products and TOF-ΔE spectrum using in-flight separation by the RIBLL1 fragment separator at HIRFL-Lanzhou. 25Al(p, γ)26Si, T=0.03-1.1 GK; deduced energies and strengths of resonances, corresponding astrophysical reaction rates, and compared with data in JINA REACLIB database.
doi: 10.1103/PhysRevC.101.024305
2019XU09 Phys.Rev. C 99, 064303 (2019) X.Xu, M.Wang, K.Blaum, J.D.Holt, Yu.A.Litvinov, A.Schwenk, J.Simonis, S.R.Stroberg, Y.H.Zhang, H.S.Xu, P.Shuai, X.L.Tu, X.H.Zhou, F.R.Xu, G.Audi, R.J.Chen, X.C.Chen, C.Y.Fu, Z.Ge, W.J.Huang, S.Litvinov, D.W.Liu, Y.H.Lam, X.W.Ma, R.S.Mao, A.Ozawa, B.H.Sun, Y.Sun, T.Uesaka, G.Q.Xiao, Y.M.Xing, T.Yamaguchi, Y.Yamaguchi, X.L.Yan, Q.Zeng, H.W.Zhao, T.C.Zhao, W.Zhang, W.L.Zhan Masses of neutron-rich 52-54Sc and 54, 56Ti nuclides: The N=32 subshell closure in scandium ATOMIC MASSES 52,53,54Sc, 54,56Ti; measured mass excesses using isochronous mass spectrometry at CRSe-HIRFL, Lanzhou. Isotopes produced in 9Be(86Kr, X), E=460.65 MeV/nucleon reaction and separated using RIBLL2. Comparison with AME-2012 evaluation, and results from six previous experiments, and with valence-space in-medium similarity renormalization group (VS-IMSRG) calculations. Systematics of S(2n) values in N=27-34 K, Ca, Sc, Ti isotopic chains, and those of empirical shell gaps in N=24-34 K, Ca, Sc, Ti isotopic chains and Z=19-25 N=32 isotones.
doi: 10.1103/PhysRevC.99.064303
2019XU13 Phys.Rev. C 100, 051303 (2019) X.Xu, J.H.Liu, C.X.Yuan, Y.M.Xing, M.Wang, Y.H.Zhang, X.H.Zhou, Yu.A.Litvinov, K.Blaum, R.J.Chen, X.C.Chen, C.Y.Fu, B.S.Gao, J.J.He, S.Kubono, Y.H.Lam, H.F.Li, M.L.Liu, X.W.Ma, P.Shuai, M.Si, M.Z.Sun, X.L.Tu, Q.Wang, H.S.Xu, X.L.Yan, J.C.Yang, Y.J.Yuan, Q.Zeng, P.Zhang, X.Zhou, W.L.Zhan, S.Litvinov, G.Audi, S.Naimi, T.Uesaka, Y.Yamaguchi, T.Yamaguchi, A.Ozawa, B.H.Sun, K.Kaneko, Y.Sun, F.R.Xu Masses of ground and isomeric states of 101In and configuration-dependent shell evolution in odd-$A$ indium isotopes ATOMIC MASSES 101In, 101mIn; measured mass excesses using storage-ring based isochronous mass spectrometry technique; deduced energy of the isomeric state. Comparison with systematic values in AME-2016 values. Systematics of 1/2- isomeric states in 101,103,105,107,109,111In, data from the present experiment for 101In and from the ENSDF database for others. NUCLEAR STRUCTURE 101,103,105,107,109,111,113In; calculated energies of the 1/2- isomeric levels, neutron occupation numbers for 1/2- and 9/2+ levels, neutron effective single-particle energies of ν1g7/2 with respect to ν2d5/2 for 9/2+ and 1/2- levels using state-of-the-art shell-model calculations. Comparison with available experimental data. NUCLEAR REACTIONS 9Be(112Sn, X)31P/33S/35Cl/37Ar/39K/58Ni/60Cu/62Zn/64Ga/66Ge/68As/70Se/72Br/74Rb/76Rb/78Sr/80Y/89Tc/91Ru/91mRu/93Rh/95Pd/95mPd/97Ag/99Cd/101In/101mIn/103Sn, E=400.88 MeV/nucleon; measured reaction products selected and analyzed by RIBLL2 separator, and revolution time spectrum at the Cooler Storage Ring (CSR) accelerator complex of HIRFL-Lanzhou facility.
doi: 10.1103/PhysRevC.100.051303
2018FU11 Phys.Rev. C 98, 014315 (2018) C.Y.Fu, Y.H.Zhang, X.H.Zhou, M.Wang, Yu.A.Litvinov, K.Blaum, H.S.Xu, X.Xu, P.Shuai, Y.H.Lam, R.J.Chen, X.L.Yan, T.Bao, X.C.Chen, H.Chen, J.J.He, S.Kubono, D.W.Liu, R.S.Mao, X.W.Ma, M.Z.Sun, X.L.Tu, Y.M.Xing, P.Zhang, Q.Zeng, X.Zhou, W.L.Zhan, S.Litvinov, G.Audi, T.Uesaka, Y.Yamaguchi, T.Yamaguchi, A.Ozawa, B.H.Sun, Y.Sun, F.R.Xu Masses of the Tz = -3/2 nuclei 27P and 29S ATOMIC MASSES 27P, 29S; measured revolution time spectrum, and mass excesses using isochronous mass spectrometry (IMS) technique at Cooler Storage Ring (CSR) of HIRFL-Lanzhou facility. 29S, 29P, 29Si, 29Al; analyzed linear and quadratic coefficients of the isobaric multiplet mass equation (IMME). Comparison with AME-2016 values. 27P, 29S; isotopes produced in 9Be(58Ni, X), E=468 MeV/nucleon reaction, and using RIBLL2 fragment separator.
doi: 10.1103/PhysRevC.98.014315
2018LI46 Phys.Lett. B 784, 392 (2018) X.Y.Liu, Z.Liu, B.Ding, P.Doornenbal, A.Obertelli, S.M.Lenzi, P.M.Walker, L.X.Chung, B.D.Linh, G.Authelet, H.Baba, D.Calvet, F.Chateau, A.Corsi, A.Delbart, J.-M.Gheller, A.Gillibert, T.Isobe, V.Lapoux, M.Matsushita, S.Momiyama, T.Motobayashi, M.Niikura, F.Nowacki, H.Otsu, C.Peron, A.Peyaud, E.C.Pollacco, J.-Y.Rousse, H.Sakurai, M.Sasano, Y.Shiga, S.Takeuchi, R.Taniuchi, T.Uesaka, H.Wang, K.Yoneda, Y.H.Lam, T.H.Huang, M.D.Sun, W.Q.Zhang, H.Y.Lu, D.S.Hou, F.Browne, Zs.Dombradi, S.Franchoo, F.Giacoppo, A.Gottardo, K.Hadynska-Klek, Z.Korkulu, S.Koyama, Y.Kubota, J.Lee, M.Lettmann, R.Lozeva, K.Matsui, T.Miyazaki, S.Nishimura, C.Louchart, L.Olivier, S.Ota, Z.Patel, E.Sahin, C.Santamaria, C.Shand, P.-A.Soderstrom, G.L.Stefan, D.Steppenbeck, T.Sumikama, D.Suzuki, Zs.Vajta, V.Werner, J.Wu, Z.Xu, X.H.Zhou, Y.H.Zhang, H.S.Xu, F.S.Zhang Spectroscopy of 65, 6725Mn: Strong coupling in the N=40 "island of inversion" NUCLEAR REACTIONS 1H(68Fe, X)63Mn/65Mn/67Mn, E=260 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π. Comparison with shell model predictions.
doi: 10.1016/j.physletb.2018.06.067
2018XI04 Phys.Lett. B 781, 358 (2018) Y.M.Xing, K.A.Li, Y.H.Zhang, X.H.Zhou, M.Wang, Yu.A.Litvinov, K.Blaum, S.Wanajo, S.Kubono, G.Martinez-Pinedo, A.Sieverding, R.J.Chen, P.Shuai, C.Y.Fu, X.L.Yan, W.J.Huang, X.Xu, X.D.Tang, H.S.Xu, T.Bao, X.C.Chen, B.S.Gao, J.J.He, Y.H.Lam, H.F.Li, J.H.Liu, X.W.Ma, R.S.Mao, M.Si, M.Z.Sun, X.L.Tu, Q.Wang, J.C.Yang, Y.J.Yuan, Q.Zeng, P.Zhang, X.Zhou, W.L.Zhan, S.Litvinov, G.Audi, T.Uesaka, Y.Yamaguchi, T.Yamaguchi, A.Ozawa, C.Frohlich, T.Rauscher, F.-K.Thielemann, B.H.Sun, Y.Sun, A.C.Dai, F.R.Xu Mass measurements of neutron-deficient Y, Zr, and Nb isotopes and their impact on rp and νp nucleosynthesis processes ATOMIC MASSES 78,79Y, 80,81Zr, 82,83,84Nb, 84Mo; measured revolution time spectrum; deduced mass excess values and proton separation energies. Comparison with available data.
doi: 10.1016/j.physletb.2018.04.009
2018ZH29 Phys.Rev. C 98, 014319 (2018) Y.H.Zhang, P.Zhang, X.H.Zhou, M.Wang, Yu.A.Litvinov, H.S.Xu, X.Xu, P.Shuai, Y.H.Lam, R.J.Chen, X.L.Yan, T.Bao, X.C.Chen, H.Chen, C.Y.Fu, J.J.He, S.Kubono, D.W.Liu, R.S.Mao, X.W.Ma, M.Z.Sun, X.L.Tu, Y.M.Xing, Q.Zeng, X.Zhou, W.L.Zhan, S.Litvinov, K.Blaum, G.Audi, T.Uesaka, Y.Yamaguchi, T.Yamaguchi, A.Ozawa, B.H.Sun, Y.Sun, F.R.Xu Isochronous mass measurements of Tz = -1 fp-shell nuclei from projectile fragmentation of 58Ni ATOMIC MASSES 43Ti, 44,44m,45V, 46,47Cr, 48,49Mn, 50,51Fe, 52,52mCo, 54Ni, 56Cu; measured time revolution spectra, and mass excesses using isochronous mass spectrometry (IMS) technique using Cooler Storage Ring (CSRm) at HIRFL-Lanzhou. Comparison with AME-2012 evaluation, and with predictions of several mass models. 52,52mCo, 44,44mV; deduced precise energies of the isomeric states from direct mass measurements, and compared with previously known values. 52,52mCo, 52Mn; deduced revised level energies in 52Co from new mass measurements for 52,52mCo and known level energies in 52Mn mirror nucleus. 56Co, 56Cu; deduced revised 56Cu level energies from new mass measurement for 56Cu and using known level energies of 56Co mirror nucleus. 52Co, 52Fe, 52Mn, 52Cr; analyzed quadratic and cubic fit coefficients of the isobaric multiplet mass equation (IMME). Discussed impact of new mass measurements on different aspects in nuclear structure. Isotopes produced in 9Be(58Ni, X), E=467.91 MeV/nucleon reaction, and fragments separated using RIBLL2 separator at Lanzhou.
doi: 10.1103/PhysRevC.98.014319
2017SM02 Phys.Rev. C 95, 054301 (2017) N.A.Smirnova, B.Blank, B.A.Brown, W.A.Richter, N.Benouaret, Y.H.Lam Isospin mixing from β-delayed proton emission RADIOACTIVITY 44Cr, 48Fe(β+), (β+p); calculated half-lives of precursors, excitation energies and electromagnetic widths of the IAS in daughter nuclei, single-particle proton widths and shell-model spectroscopic factors; deduced isospin mixing in the IAS using experimental β-delayed proton to γ-emission branching ratios. 44V, 44Sc, 48Mn, 48V; calculated levels, J, π, and compared with experimental data. Shell model calculations using cdGX1A and cdKB3G effective interactions.
doi: 10.1103/PhysRevC.95.054301
2017XU01 Phys.Lett. B 766, 312 (2017) X.X.Xu, C.J.Lin, L.J.Sun, J.S.Wang, Y.H.Lam, J.Lee, D.Q.Fang, Z.H.Li, N.A.Smirnova, C.X.Yuan, L.Yang, Y.T.Wang, J.Li, N.R.Ma, K.Wang, H.L.Zang, H.W.Wang, C.Li, M.L.Liu, J.G.Wang, C.Z.Shi, M.W.Nie, X.F.Li, H.Li, J.B.Ma, P.Ma, S.L.Jin, M.R.Huang, Z.Bai, F.Yang, H.M.Jia, Z.H.Liu, D.X.Wang, Y.Y.Yang, Y.J.Zhou, W.H.Ma, J.Chen, Z.G.Hu, M.Wang, Y.H.Zhang, X.W.Ma, X.H.Zhou, Y.G.Ma, H.S.Xu, G.Q.Xiao, H.Q.Zhang Observation of β-delayed two-proton emission in the decay of 22Si RADIOACTIVITY 22Si(β+2p) [from 9Be(28Si, X), E=75.8 MeV/nucleon]; measured decay products, Ep, Ip; deduced Q-value, ground-state mass, two-proton separation energy. Comparison with large-scale shell-model calculations.
doi: 10.1016/j.physletb.2017.01.028
2017ZH12 Phys.Lett. B 767, 20 (2017) P.Zhang, X.Xu, P.Shuai, R.J.Chen, X.L.Yan, Y.H.Zhang, M.Wang, Yu.A.Litvinov, K.Blaum, H.S.Xu, T.Bao, X.C.Chen, H.Chen, C.Y.Fu, J.J.He, S.Kubono, Y.H.Lam, D.W.Liu, R.S.Mao, X.W.Ma, M.Z.Sun, X.L.Tu, Y.M.Xing, J.C.Yang, Y.J.Yuan, Q.Zeng, X.Zhou, X.H.Zhou, W.L.Zhan, S.Litvinov, G.Audi, T.Uesaka, Y.Yamaguchi, T.Yamaguchi, A.Ozawa, B.H.Sun, Y.Sun, F.R.Xu High-precision QEC values of superallowed 0+ → 0+β-emitters 46Cr, 50Fe and 54Ni ATOMIC MASSES 42Ti, 46Cr, 48Mn, 50Fe, 54Ni; measured the revolution time spectrum; deduced precision mass excesses, corrected log ft values. Comparison with AME12 evaluated data.
doi: 10.1016/j.physletb.2017.01.039
2016LA04 Astrophys.J. 818, 78 (2016) Y.H.Lam, J.J.He, A.Parikh, H.Schatz, B.A.Brown, M.Wang, B.Guo, Y.H.Zhang, X.H.Zhou, H.S.Xu Reaction Rates of 64Ge(p, γ)65As and 65As(p, γ)66Se and the Extent of Nucleosynthesis in Type I X-Ray Bursts NUCLEAR REACTIONS 64Ge, 65As(p, γ), E=0.2-2 GK; calculated nuclear reaction rates. Large-scale shell model.
doi: 10.3847/0004-637X/818/1/78
2016LI53 Phys.Rev. C 94, 065807 (2016) K.A.Li, Y.H.Lam, C.Qi, X.D.Tang, N.T.Zhang β-decay rate of 59Fe in shell burning environment and its influence on the production of 60Fe in a massive star RADIOACTIVITY 59Fe(β-); calculated B(GT) values for allowed β transitions from low-lying states of 59Fe to 59Co, stellar β-decay rate as a function of stellar temperatures from 0.5-2 GK; deduced impact on the relative abundance of 60Fe from 59Fe(n, γ) in the C-shell burning scenario. Shell model calculations using GXPF1a and GXPF1j interactions. Comparison with experimental logft values taken from NNDC databases. NUCLEAR STRUCTURE 59Fe; calculated levels, J, π using shell model with GXPF1a and GXPF1j interactions. Comparison with experimental values.
doi: 10.1103/PhysRevC.94.065807
2016SM01 Phys.Rev. C 93, 044305 (2016) N.A.Smirnova, B.Blank, B.A.Brown, W.A.Richter, N.Benouaret, Y.H.Lam Theoretical analysis of isospin mixing with the β decay of 56Zn RADIOACTIVITY 56Zn(β+), (β+p); calculated half-life of Tz=-2 56Zn ground state, Tz=-1 energy levels and Jπ and lowest 0+ states in 56Cu, T=2 IAS in 56Cu, theoretical Iβ of the IAS, levels and Jπ of 55Ni, proton and gamma widths, isospin mixing in the IAS, spectroscopic factor for proton emission. Explained highly retarded proton decay of the IAS in 56Cu. Shell-model calculations using isospin nonconserving Hamiltonians based on the cdGX1A and cdKB3G interactions. Comparison with available experimental data.
doi: 10.1103/PhysRevC.93.044305
2016SU10 Phys.Lett. B 756, 323 (2016) J.Su, W.P.Liu, N.T.Zhang, Y.P.Shen, Y.H.Lam, N.A.Smirnova, M.MacCormick, J.S.Wang, L.Jing, Z.H.Li, Y.B.Wang, B.Guo, S.Q.Yan, Y.J.Li, S.Zeng, G.Lian, X.C.Du, L.Gan, X.X.Bai, Z.C.Gao, Y.H.Zhang, X.H.Zhou, X.D.Tang, J.J.He, Y.Y.Yang, S.L.Jin, P.Ma, J.B.Ma, M.R.Huang, Z.Bai, Y.J.Zhou, W.H.Ma, J.Hu, S.W.Xu, S.B.Ma, S.Z.Chen, L.Y.Zhang, B.Ding, Z.H.Li, G.Audi Revalidation of the isobaric multiplet mass equation at A = 53, T = 3/2 RADIOACTIVITY 53Ni(EC), (ECp) [from Be(58Ni, X)53Ni, E=68.3 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced T1/2, level scheme, J, π, isobaric analog state, mass excess, explanation of unexpected deviation from the isobaric multiplet mass equation (IMME) at A=53, T=3/2.
doi: 10.1016/j.physletb.2016.03.024
2016XU10 Phys.Rev.Lett. 117, 182503 (2016) X.Xu, P.Zhang, P.Shuai, R.J.Chen, X.L.Yan, Y.H.Zhang, M.Wang, Yu.A.Litvinov, H.S.Xu, T.Bao, X.C.Chen, H.Chen, C.Y.Fu, S.Kubono, Y.H.Lam, D.W.Liu, R.S.Mao, X.W.Ma, M.Z.Sun, X.L.Tu, Y.M.Xing, J.C.Yang, Y.J.Yuan, Q.Zeng, X.Zhou, X.H.Zhou, W.L.Zhan, S.Litvinov, K.Blaum, G.Audi, T.Uesaka, Y.Yamaguchi, T.Yamaguchi, A.Ozawa, B.H.Sun, Y.Sun, A.C.Dai, F.R.Xu Identification of the Lowest T=2, Jπ = 0+ Isobaric Analog State in 52Co and Its Impact on the Understanding of β-Decay Properties of 52Ni NUCLEAR REACTIONS Be(58Ni, X)52Co, E=467.91 MeV/nucleon; measured reaction products, TOF; deduced atomic masses, energy of T=2 isobaric analog state, level scheme. Comparison with shell model calculations using GXPF1J interaction.
doi: 10.1103/PhysRevLett.117.182503
2015XU14 Chin.Phys.C 39, 104001 (2015) X.Xu, M.Wang, Y.-H.Zhang, H.-S.Xu, P.Shuai, X.-L.Tu, Y.A.Litvinov, X.-H.Zhou, B.-H.Sun, Y.-J.Yuan, J.-W.Xia, J.-C.Yang, K.Blaum, R.-J.Chen, X.-C.Chen, C.-Y.Fu, Z.Ge, Z.-G.Hu, W.-J.Huang, D.-W.Liu, Y.-H.Lam, X.-W.Ma, R.-S.Mao, T.Uesaka, G.-Q.Xiao, Y.-M.Xing, T.Yamaguchi, Y.Yamaguchi, Q.Zeng, X.-L.Yan, H.-W.Zhao, T.-C.Zhao, W.Zhang, W.-L.Zhan Direct mass measurements of neutron-rich 86Kr projectile fragments and the persistence of neutron magic number N=32 in Sc isotopes ATOMIC MASSES 23F, 25Ne, 33Al, 36Si, 38P, 42,43Cl, 52,53,54Sc, 54,56Ti, 57,58V, 61Cr, 69Co; measured corrected revolution time spectrum; deduced mass excess values. Comparison with AME12 mass evaluation.
doi: 10.1088/1674-1137/39/10/104001
2014MA25 Phys.Rev. C 89, 045806 (2014) G.Martinez-Pinedo, Y.H.Lam, K.Langanke, R.G.T.Zegers, C.Sullivan Astrophysical weak-interaction rates for selected A = 20 and A= 24 nuclei NUCLEAR REACTIONS 20Ne, 20F, 24Mg, 24Na(e-, ν), at T=0.1-10 GK; calculated electron capture rates and β- decay rates of 20F and 24Na at temperature and density conditions in the late-evolution stages of stars with 8-12 time the solar masses using recent experimental data and large-scale shell-model calculations. Comparison with other theoretical calculations. Analytical expressions for electron capture and β-decay rates. RADIOACTIVITY 20F, 24Na(β-)[from electron capture in 20Ne and 24Mg in stellar environments]; calculated β- decay rates at temperature and density conditions in the late-evolution stages using recent experimental data and large-scale shell-model calculations. Comparison with other theoretical calculations. Analytical expressions β-decay rates.
doi: 10.1103/PhysRevC.89.045806
2013LA15 Phys.Rev. C 87, 054304 (2013) Y.H.Lam, N.A.Smirnova, E.Caurier Isospin nonconservation in sd-shell nuclei NUCLEAR STRUCTURE 18Ne, 38K, 30S, 26Mg; calculated ratios of Coulomb expectation values for various short-range correlation (SRC) approaches. A=19-39; calculated isobaric-mass-multiplet equation (IMME) coefficients from a new global parametrization of the isospin-nonconserving (INC) shell-model Hamiltonian. 32Ar, 32Cl, 32S, 32P, 32Si; calculated mass using IMME fit. 22Mg, 26mAl, 26Si, 30S, 34Cl, 34Ar; calculated Fermi matrix corrections, and Ft values for superallowed (0+ to 0+) β transitions. Comparison with Towner-Hardy evaluations. Discussed charge-dependent forces to the nuclear pairing. Isospin- symmetry breaking in sd-shell nuclei. Comparison with experimental data.
doi: 10.1103/PhysRevC.87.054304
2013LA29 At.Data Nucl.Data Tables 99, 680 (2013) Y.H.Lam, B.Blank, N.A.Smirnova, J.B.Bueb, M.S.Antony The isobaric multiplet mass equation for A ≤ 71 revisited COMPILATION A ≤ 71; compiled nuclear structure properties, energy levels of the members of isobaric multiplet; deduced isobaric multiplet mass equation (IMME). Atomic Mass Evaluation 2011.
doi: 10.1016/j.adt.2012.11.002
2013SM01 Acta Phys.Pol. B44, 479 (2013) N.Smirnova, Y.H.Lam, E.Caurier Isospin-forbidden β-delayed Proton Emission from 22Al RADIOACTIVITY 22Al(β+), (β+p); calculated branching ratios for a proton emission, proton widths. INC Hamiltonian, comparison with available data.
doi: 10.5506/APhysPolB.44.479
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