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NSR database version of April 27, 2024.

Search: Author = X.Y.Liu

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2023LU04      Phys.Rev. C 108, 014302 (2023)

H.Y.Lu, Z.Liu, Z.H.Li, X.Wang, J.Li, H.Hua, H.Huang, W.Q.Zhang, Q.B.Zeng, X.H.Yu, T.H.Huang, M.D.Sun, J.G.Wang, X.Y.Liu, B.Ding, Z.G.Gan, L.Ma, H.B.Yang, Z.Y.Zhang, L.Yu, J.Jiang, K.L.Wang, Y.S.Wang, M.L.Liu, C.J.Lin, L.J.Sun, N.R.Ma, H.S.Xu, X.H.Zhou, G.Q.Xiao, F.S.Zhang

Reinvestigation of ²²²U in high-precision digital α-decay spectroscopy: Solution to the reduced decay-width anomaly

RADIOACTIVITY ²²²U(α) [from ¹⁸⁶W(⁴⁰Ar, 4n), E=80 MeV, followed by separation of fragments using SHANS separator at HRIFL-Lanzhou]; ²¹⁸Th, ²¹⁴Ra(α)[from ²²²U α decay chain]; measured Eα, Iα, evaporation residues (ER)-α correlations, T_1/2 using DSSD detectors; deduced reduced α-decay width, and analyzed using N_pN_n scheme. ²¹⁸Ac, ²¹⁹Th, ²²⁰Pa(α); measured Eα, and T_1/2. Systematics of reduced α-decay widths for g.s. to g.s. α transitions in even-even Z=84-92, N≥126 isotopes as function of N_pN_n. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.108.014302
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2022ZE02      Phys.Rev. C 106, 034307 (2022)

Q.B.Zeng, S.Guo, Z.Liu, J.G.Li, H.H.Li, J.G.Wang, Z.Y.Zhang, L.Ma, Y.H.Qiang, M.H.Huang, G.S.Li, Y.D.Fang, M.L.Liu, B.Ding, Y.Zheng, J.H.Li, H.Y.Lu, W.Q.Zhang, K.L.Wang, X.Y.Liu, H.Huang, F.F.Zeng, X.H.Yu, A.Rohilla, J.F.Huang, H.L.Fan, C.Qi, C.X.Yuan, C.M.Petrache, E.A.Lawrie, W.Zuo, Z.G.Gan, X.H.Zhou

Configurations of the low-lying states in ¹⁴⁶Eu

RADIOACTIVITY ^146mEu(IT) [from ¹²⁴Sn(²⁷Al, 5n), E=127 MeV, followed by mass-separation of evaporation residues (ERs) using the SHANS separator at the Sector-Focusing Cyclotron (SFC) of HIRFL-Lanzhou]; measured Eγ, Iγ, γγ-coin, isomer and level T_1/2 by γ(t) and γγ(t) fast-timing method using three LaBr₃(Ce) detectors, one coaxial and one Clover HPGe detectors, and analyzed using mirror symmetric centroid difference (MSCD) method. ¹⁴⁶Eu; deduced levels, J, π, T_1/2 of 6- levels and a 9+ isomer, multipolarities, upper limits of multipole mixing ratios, B(M1), spherical configurations. ¹⁴⁶Sm; measured level T_1/2 of the first 2+ state as a test case for measurements of short half-lives for levels in ¹⁴⁶Eu. Comparison with shell model calculations using several different effective interactions, and with previous experimental results. Systematics of levels and B(M1) values in N=83 isotones ¹⁴²Pr, ¹⁴⁴Pm, ¹⁴⁶Eu.

doi: 10.1103/PhysRevC.106.034307
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2021HU29      Chin.Phys.C 45, 114104 (2021)

D.-Y.Huo, X.Yang, C.Han, C.-Q.Liu, K.Wu, X.-Y.Liu, C.Huang, Q.Xie, Y.He, X.J.Bao

Evaluation of pre-neutron-emission mass distributions of neutron-induced typical actinide fission using scission point model

NUCLEAR REACTIONS ^235,238U, ²³⁷Np, ²³⁹Pu, ²³²Th(n, F), E=0.5, 1.08, 2.02, 3.51, 5.04, 15.50 MeV; analyzed available data; calculated pre-neutron-emission mass distributions.

doi: 10.1088/1674-1137/ac2298
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2020SU02      Phys.Lett. B 800, 135096 (2020)

M.D.Sun, Z.Liu, T.H.Huang, W.Q.Zhang, A.N.Andreyev, B.Ding, J.G.Wang, X.Y.Liu, H.Y.Lu, D.S.Hou, Z.G.Gan, L.Ma, H.B.Yang, Z.Y.Zhang, L.Yu, J.Jiang, K.L.Wang, Y.S.Wang, M.L.Liu, Z.H.Li, J.Li, X.Wang, A.H.Feng, C.J.Lin, L.J.Sun, N.R.Ma, W.Zuo, H.S.Xu, X.H.Zhou, G.Q.Xiao, C.Qi, F.S.Zhang

Fine structure in the α decay of ²²³U

RADIOACTIVITY ²²³U, ²¹⁹Th, ²¹⁵Ra(α) [from ¹⁸⁷Re(⁴⁰Ar, 3np), E=188 MeV]; measured reaction products, Eα, Iα; deduced α-decay branches, fine structure.

doi: 10.1016/j.physletb.2019.135096
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2020WA16      Nucl.Instrum.Methods Phys.Res. A971, 164068 (2020)

X.Wang, Z.H.Li, Z.Liu, J.Li, H.Hua, H.Y.Lu, W.Q.Zhang, T.H.Huang, M.D.Sun, J.G.Wang, X.Y.Liu, B.Ding, Z.G.Gan, L.Ma, H.B.Yang, Z.Y.Zhang, L.Yu, J.Jiang, K.L.Wang, Y.S.Wang, M.L.Liu, C.J.Lin, L.J.Sun, N.R.Ma, H.S.Xu, X.H.Zhou, G.Q.Xiao, H.Y.Wu, C.Xu, S.Q.Zhang, X.Q.Li, R.Han, Z.Q.Chen, C.G.Wu, D.W.Luo, Y.Jin, J.Lin, D.X.Jiang, Y.L.Ye, F.S.Zhang

An effective digital pulse processing method for pile-up pulses in decay studies of short-lived nuclei

RADIOACTIVITY ²¹⁹Th(α), ^210,211Ra(IT) [from ¹⁷⁵Lu, ¹⁸⁶W, ¹⁸⁷Re(⁴⁰Ar, X), E=188 MeV]; measured decay products, Eα, Iα; deduced α spectra, proper baseline correction, standard pulse construction and plateau-region fitting, spectroscopic information of overlapping signals.

doi: 10.1016/j.nima.2020.164068
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2019LI52      Eur.Phys.J. A 55, 218 (2019)

X.Y.Liu, A.Limphirat, K.Xu, D.Samart, K.Khosonthongkee, Y.Yan

Analysis of excited quark propagator effects on neutron charge form factor

doi: 10.1140/epja/i2019-12913-1
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2019XU14      Phys.Rev. C 100, 065207 (2019)

K.Xu, A.Kaewsnod, X.Y.Liu, S.Srisuphaphon, A.Limphirat, Y.Yan

Complete basis for the pentaquark wave function in a group theory approach

doi: 10.1103/PhysRevC.100.065207
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2018HU13      Phys.Rev. C 98, 044302 (2018)

T.H.Huang, W.Q.Zhang, M.D.Sun, Z.Liu, J.G.Wang, X.Y.Liu, B.Ding, Z.G.Gan, L.Ma, H.B.Yang, Z.Y.Zhang, L.Yu, J.Jiang, K.L.Wang, Y.S.Wang, M.L.Liu, Z.H.Li, J.Li, X.Wang, H.Y.Lu, A.H.Feng, C.J.Lin, L.J.Sun, N.R.Ma, D.X.Wang, F.S.Zhang, W.Zuo, X.H.Zhou, H.S.Xu, G.Q.Xiao

Identification of the new isotope ²²⁴Np

NUCLEAR REACTIONS ¹⁸⁷Re(⁴⁰Ar, 3n)²²⁴Np, E=188 MeV; measured evaporation residues (ERs), Eα, Iα of decaying ERs, production σ using SHANS separator and a double-sided silicon strip detector for α detection at SFC-HIRFL, Lanzhou; deduced evidence for the production of new isotope ²²⁴Np through the observation of six correlated α-decay chains, starting from ²²⁴Np to ²¹²Fr.

RADIOACTIVITY ²²⁴Np, ²²⁰Pa, ^220mPa, ²¹⁶Ac(α)[from ¹⁸⁷Re(⁴⁰Ar, 3n)²²⁴Np, E=188 MeV, and successive α decays]; measured Eα, Iα, half-lives, αα-correlations. ²²⁰Pa, ²¹⁶Ac, ²¹²Fr; deduced levels, isomer in ²²⁰Pa.

doi: 10.1103/PhysRevC.98.044302
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2018LI27      Phys.Rev. C 97, 055206 (2018)

X.Y.Liu, D.Samart, K.Khosonthongkee, A.Limphirat, K.Xu, Y.Yan

Axial charges of octet and decuplet baryons in a perturbative chiral quark model

doi: 10.1103/PhysRevC.97.055206
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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, 67}₂₅Mn: 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
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2018WE03      Phys.Rev. C 97, 034620 (2018)

G.-F.Wei, B.-A.Li, G.-C.Yong, L.Ou, X.-W.Cao, X.-Y.Liu

Effects of retarded electrical fields on observables sensitive to the high-density behavior of the nuclear symmetry energy in heavy-ion collisions at intermediate energies

NUCLEAR REACTIONS ¹⁹⁷Au(¹⁹⁷Au, X), E=400 MeV/nucleon; calculated contours of the electric fields and densities at the initial compression, maximum compression, and expansion stage, time evolution of π^-/π⁺ ratio with symmetry energies, multiplicities of π^- and π⁺, impact parameter dependence of π^-/π⁺ ratio, ratio for neutrons and protons at supra-saturation densities at the maximum compression stage as a function of nucleon kinetic energy, neutron-proton differential flow in central and peripheral collisions; deduced effects of relativistically retarded electrical fields on π^-/π⁺ ratio and neutron-proton differential transverse flow. Isospin- and momentum-dependent transport model IBUU11.

doi: 10.1103/PhysRevC.97.034620
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2017DI02      Phys.Rev. C 95, 024301 (2017)

B.Ding, Z.Liu, D.Seweryniak, P.J.Woods, H.L.Wang, J.Yang, H.L.Liu, C.N.Davids, M.P.Carpenter, T.Davinson, R.V.F.Janssens, R.D.Page, A.P.Robinson, J.Shergur, S.Sinha, S.Zhu, X.D.Tang, J.G.Wang, T.H.Huang, W.Q.Zhang, M.D.Sun, X.Y.Liu, H.Y.Lu

First identification of excited states in ¹¹⁷Ba using the recoil-β-delayed proton tagging technique

NUCLEAR REACTIONS ⁶⁴Zn(⁵⁸Ni, 3n2p), E=305 MeV; measured Eγ, Iγ, (delayed protons)γ-coin, recoil-βp decay tagging using fragment mass analyzer (FMA), and Gammasphere array at ATLAS-ANL facility. ¹¹⁷Ba; deduced high-spin levels, J, π, bands, alignments, Routhian energies, configurations. Comparison with cranked shell-model calculations. Level-spacing systematics for negative- and positive-parity bands in ^{117,119,121,123,125,127,129}Ba.

doi: 10.1103/PhysRevC.95.024301
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2017HU08      Phys.Rev. C 96, 014324 (2017)

T.H.Huang, W.Q.Zhang, M.D.Sun, Z.Liu, J.G.Wang, X.Y.Liu, B.Ding, Z.G.Gan, L.Ma, H.B.Yang, Z.Y.Zhang, L.Yu, J.Jiang, K.L.Wang, Y.S.Wang, M.L.Liu, Z.H.Li, J.Li, X.Wang, H.Y.Lu, C.J.Lin, L.J.Sun, N.R.Ma, Z.Z.Ren, F.S.Zhang, W.Zou, X.H.Zhou, H.S.Xu, G.Q.Xiao

α-decay chain of the short-lived isotope ²²⁰Pa established using a digital pulse processing technique

RADIOACTIVITY ²²⁰Pa(α)[from ¹⁸⁷Re(⁴⁰Ar, 3nα), E=188 MeV at HIRFL-Lanzhou facility]; ²¹⁶Ac(α)[from ²²⁰Pa parent decay]; measured Eα, (evaporation residue)α-correlated events using the digital pulse processing technique, half-lives of decays of ²²⁰Pa and ²¹⁶Ac; deduced J, π of the ground state of ²²⁰Pa, and reduced α-decay width. Comparison with previous experimental Eα and T_1/2 for ²²⁰Pa.

doi: 10.1103/PhysRevC.96.014324
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2017SU18      Phys.Lett. B 771, 303 (2017)

M.D.Sun, Z.Liu, T.H.Huang, W.Q.Zhang, J.G.Wang, X.Y.Liu, B.Ding, Z.G.Gan, L.Ma, H.B.Yang, Z.Y.Zhang, L.Yu, J.Jiang, K.L.Wang, Y.S.Wang, M.L.Liu, Z.H.Li, J.Li, X.Wang, H.Y.Lu, C.J.Lin, L.J.Sun, N.R.Ma, C.X.Yuan, W.Zuo, H.S.Xu, X.H.Zhou, G.Q.Xiao, C.Qi, F.S.Zhang

New short-lived isotope ²²³Np and the absence of the Z = 92 subshell closure near N = 126

RADIOACTIVITY ²²³Np, ²¹⁹Pa, ²¹⁹Th, ²¹⁸Ac, ²¹⁶Ra, ²¹⁵Ac(α) [from ¹⁸⁷Re(⁴⁰Ar, X)²²³Np, E=188 MeV]; measured decay products, Eα, Iα; deduced T_1/2, Q-values, disprove the existence of a Z=92 subshell closure. Comparison with available data.

doi: 10.1016/j.physletb.2017.03.074
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2016YU04      Phys.Lett. B 762, 237 (2016)

C.Yuan, Z.Liu, F.Xu, P.M.Walker, Zs.Podolyak, C.Xu, Z.Z.Ren, B.Ding, M.L.Liu, X.Y.Liu, H.S.Xu, Y.H.Zhang, X.H.Zhou, W.Zuo

Isomerism in the "south-east" of ¹³²Sn and a predicted neutron-decaying isomer in ¹²⁹Pd

NUCLEAR STRUCTURE ^134,136,138Sn, ¹³⁰Cd, ¹²⁸Pd, ¹³⁵Sn, ¹³¹Cd, ¹²⁹Pd, ^132,134In, ¹³⁰Ag; calculated energy levels, B(E2) values, one-neutron separation energies, J, π, T_1/2. Comparison with available data.

doi: 10.1016/j.physletb.2016.09.030
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2014LI18      At.Data Nucl.Data Tables 100, 1059 (2014)

L.Liang, X.-y.Liu, C.Zhou

Energy levels, oscillator strengths, radiative decay rates, and fine-structure collision strengths for the Zn-like ions Nb XII and Mo XIII

ATOMIC PHYSICS Nb, Mo; calculated energy levels, line, oscillator and fine structure collision strengths, radiative decay rates. AUTOSTRUCTURE code, Breit-Pauli distorted wave approach.

doi: 10.1016/j.adt.2013.11.003
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