NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = H.L.Ma Found 34 matches. 2022ZH23 J.Phys.(London) G49, 055103 (2022) Y.Zheng, C.B.Li, X.G.Wu, H.L.Ma, L.H.Zhu, T.X.Li, Z.Y.Huang, H.Chen, C.Y.He, Q.W.Fan, G.S.Li, Q.M.Chen, J.Zhong, S.P.Hu, H.W.Li, J.L.Wang, J.J.Liu, Y.H.Wu, P.W.Luo Fast-timing lifetime measurements of the 33/2+ and 25/2- states in 189Hg: oblate excitations NUCLEAR REACTIONS 175Lu(19F, 5n), E=100 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies, partial level scheme, J, π, level T1/2, B(E2), B(E1). Comparison with systematics, Nilsson-Strutinsky Bogoliubov (CNSB) model calculations. The fast-timing techniques with the HPGe and LaBr3:Ce array at the HI-13 tandem accelerator at the China Institute of Atomic Energy.
doi: 10.1088/1361-6471/ac58b0
2020AM04 Phys.Rev. C 102, 034319 (2020) F.Amirzadeh, A.Kardan, P.M.Walker, H.-L.Ma Isomeric and collective structures in neutron-rich hafnium isotopes NUCLEAR STRUCTURE 178Hf; calculated CNSB potential-energy surfaces in (ϵ2, γ) plane for g.s., 6+, and two 8-, 14- and 16+ isomers, single-particle energies, level energies, g factors, pairing energies and isomeric state configurations. 178,180,182,184,186Hf; calculated levels, J, π, energies of isomeric states, deformation parameters, configurations of multi-quasiparticle states, energies of the prolate collective, prolate noncollective, and the oblate collective states. 180Hf; calculated CNSB potential-energy surfaces in (ϵ2, γ) plane for states of spins 0, 14, 28, and 36. Paired cranked Nilsson-Strutinsky-Bogoliubov (CNSB), and the unpaired cranked Nilsson-Strutinsky (CNS) formalisms. Comparison with experimental data, and with predictions of total Routhian surface (TRS) model. Discussed high-spin shape coexistence.
doi: 10.1103/PhysRevC.102.034319
2020KA05 Phys.Rev. C 101, 014323 (2020) A.Kardan, I.Ragnarsson, B.G.Carlsson, H.-L.Ma Interpretation of normal-deformed bands in 167Lu NUCLEAR STRUCTURE 167Lu; calculated single-routhian orbitals at an average deformation for the normal-deformed bands, energies of unpaired and paired yrast and other bands of positive and negative configurations, spin versus Eγ distributions, average pairing energies relative to a rotating liquid drop, deformation trajectories, transition quadrupole moments, total energy surfaces in the (ϵ2, γ) plane. Observed normal-deformed rotational structures in 167Lu interpreted using unpaired and paired cranked Nilsson-Strutinsky (CNS) formalisms, cranked Nilsson-Strutinsky, and cranked Nilsson-Strutinsky-Bogoliubov (CNSB) calculations. Comparison with experimental data.
doi: 10.1103/PhysRevC.101.014323
2018LI14 Phys.Rev. C 97, 034331 (2018) C.B.Li, X.G.Wu, Y.Zheng, Y.J.Jin, H.L.Ma, G.S.Li, J.Zhong, B.J.Zhu, T.X.Li, Y.X.Gao, X.Guan, J.Q.Liu Level structure in the transitional nucleus 199Tl NUCLEAR REACTIONS 196Pt(7Li, 4n), E=40 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using eight Compton-suppressed HPGe detectors and two planar HPGe detectors at HI-13 tandem accelerator of China Institute of Atomic Energy (CIAE). 199Tl; deduced high-spin levels, J, π, bands, multipolarities, configurations, alignments, oblate shapes, potential energy surfaces for 17/2- state. Comparison with cranked Nilsson-Strutinsky-Bogoliubov (CNSB) model calculations. Systematics of 13/2+ states in N=104-122 Tl and Bi nuclei. Systematics of negative-parity yrast states and positive-parity 3-qp yrast states in 195,197,199Tl.
doi: 10.1103/PhysRevC.97.034331
2017HE09 Chin.Phys.C 41, 044003 (2017) L.-C.He, Y.Zheng, L.-H.Zhu, H.-L.Ma, X.-G.Wu, C.-Y.He, G.-S.Li, L.-L.Wang, X.Hao, Y.Liu, X.-Q.Li, B.Pan, Z.-Y.Li, H.-B.Ding Collective states and shape competition in 126Te NUCLEAR REACTIONS 124Sn(7Li, 4np)126Te, E=48 MeV; measured reaction products, Eγ, Iγ; deduced energies, relative intensities, directional correlation of oriented states ratios, and initial and final state J, π of γ-rays. Comparison with theoretical calculations.
doi: 10.1088/1674-1137/41/4/044003
2016LI49 Phys.Rev. C 94, 044307 (2016) C.B.Li, H.L.Ma, X.G.Wu, Q.M.Chen, C.Y.He, Y.Zheng, G.S.Li, Y.H.Wu, S.P.Hu, H.W.Li, L.P.Luo, J.Zhong, B.J.Zhu Deformation and shape changes in 167W NUCLEAR REACTIONS 142Nd(28Si, 3n), E=144 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by recoil-distance Doppler shift (RDDS) method, and analyzed by differential decay-curve method (DDCM) at HI-13 tandem accelerator facility of CIAE-Beijing. 167W; deduced levels, B(E2), transition quadrupole moments, energy staggering of negative parity bands; calculated potential energy surface (PES) plots in (ϵ2, γ) plane. Comparison with cranked Nilsson-Strutinsky-Bogoliubov calculations.
doi: 10.1103/PhysRevC.94.044307
2016MA06 Phys.Rev. C 93, 014317 (2016) H.-L.Ma, B.-G.Dong, Y.-L.Yan, H.-Q.Zhang, D.-Q.Yuan, S.-Y.Zhu, X.-Z.Zhang Pygmy and giant dipole resonances in the nitrogen isotopes NUCLEAR STRUCTURE 17,18,19,20N; calculated S(p), S(n), mass radii, B(E1), transition densities and transition matrix elements, and energy-weighted sum rule (EWSR) for pygmy dipole resonances (PDR), GDR energies and splitting of isospin doublets, photoabsorption cross sections. Configuration-interaction shell model with the WBP10 effective interaction. Comparison with experimental data.
doi: 10.1103/PhysRevC.93.014317
2015PE03 Phys.Rev. C 91, 024302 (2015) C.M.Petrache, I.Ragnarsson, H.-L.Ma, R.Leguillon, T.Zerrouki, D.Bazzacco, S.Lunardi Multiple triaxial bands in 138Nd NUCLEAR REACTIONS 94Zr(48Ca, 4nγ), E=188, 195 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using GASP array at XTU Tandem Accelerator facility of LNL-Legnaro. 138Nd; deduced high-spin levels, J, π, multipolarity, bands, multiple triaxial bands, highly-deformed band, configurations, alignments; calculated potential energy surface contours using cranked Nilsson-Strutinsky formalism.
doi: 10.1103/PhysRevC.91.024302
2015RA04 Acta Phys.Pol. B46, 477 (2015) I.Ragnarsson, B.G.Carlsson, A.Kardan, H.-L.Ma Shape Coexistence, Triaxial Shape and Band Terminations at High Spin NUCLEAR STRUCTURE 125,126Xe, 161Lu, 164Hf; calculated high-spin rotational bands. The configuration-constrained Cranked Nilsson-Strutinsky formalism with pairing neglected (CNS) and with pairing included (CNSB).
doi: 10.5506/APhysPolB.46.477
2015ZH25 Phys.Rev. C 92, 024308 (2015) J.Zhong, H.L.Ma, S.P.Hu, X.G.Wu, H.B.Sun, G.S.Li, C.Y.He, Y.Zheng, C.B.Li, Q.M.Chen, H.W.Li, Y.H.Wu, P.W.Luo Positive-parity rotational band in 158Tb NUCLEAR REACTIONS 154Sm(7Li, 3n), E=27 MeV; measured Eγ, Iγ, γγ-coin, angular distribution (ADO) ratios at HI-13 tandem accelerator facility of CIAE-Beijing. 158Tb; deduced high-spin levels, J, π, multipolarity, bands, configuration, experimental Routhians, signature inversion, staggering. Comparison with structures of 154,156,157Tb and 157Gd.
doi: 10.1103/PhysRevC.92.024308
2014HU09 Phys.Lett. B 732, 59 (2014) S.-P.Hu, H.-L.Ma, X.-P.Cao, X.-G.Wu, H.-Q.Zhang, H.Hua, J.-J.Sun, H.-B.Sun, C.-Y.He, Y.Zheng, G.-S.Li, C.-B.Li, S.-H.Yao, B.-B.Yu, J.-L.Wang, H.-W.Li, Y.-H.Wu, J.-J.Liu, P.-W.Luo, C.Xu, Y.-Y.Cheng Multiple triaxial bands and abnormal signature inversion in 7433As NUCLEAR REACTIONS 70Zn(7Li, 3n), E=30 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced energies, relative intensities, positive- and negative-parity bands. Comparison with Cranked Nilsson-Strutinsky (CNS) model calculations.
doi: 10.1016/j.physletb.2014.03.014
2014MA48 Phys.Rev. C 90, 014316 (2014) H.-L.Ma, B.G.Carlsson, I.Ragnarsson, H.Ryde Interpretation of the high spin states in 161Lu: A paired and unpaired study NUCLEAR STRUCTURE 161Lu; calculated and analyzed high-spin levels, J, π, bands, configurations, potential energy surfaces (PES), collective and non-collective states, yrast, normal deformed and triaxial strongly deformed (TSD) bands, transition quadrupole moments, single-proton Routhians, band terminations. 161Lu, 158Er; calculated neutron, proton single particle energies. Paired and unpaired cranked Nilsson-Strutinsky-Bogoliubov (CNSB, CNS) models. Detailed comparison with rotational bands in experimental data.
doi: 10.1103/PhysRevC.90.014316
2014YA02 Phys.Rev. C 89, 014327 (2014) S.H.Yao, H.L.Ma, L.H.Zhu, X.G.Wu, C.Y.He, Y.Zheng, B.Zhang, G.S.Li, C.B.Li, S.P.Hu, X.P.Cao, B.B.Yu, C.Xu, Y.Y.Cheng Lifetime measurements and magnetic rotation in 107Ag NUCLEAR REACTIONS 100Mo(11B, 4n)107Ag, E=46 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by DSAM at HI-13-CIAE tandem accelerator facility. 107Ag; deduced high spin levels, J, π, magnetic dipole rotational bands, B(M1), B(E2), configuration. Systematics of angular momentum versus rotational frequency plots in 103,105Rh, 105,107,109Ag, 111,113In. Comparison with predictions of particle rotor model. Discussed evolution of magnetic rotation mechanism in A AP 110 mass region.
doi: 10.1103/PhysRevC.89.014327
2013MA64 Phys.Rev. C 88, 034322 (2013) H.L.Ma, S.-H.Yao, B.-G.Dong, X.-G.Wu, H.-Q.Zhang, X.-Z.Zhang Risk of misinterpreting nearly degenerate doublet bands as chiral partners in odd-even 103, 105, 107Ag and odd-odd 106Ag NUCLEAR STRUCTURE 103,105,106,107Ag; calculated single particle Routhians as function of rotational frequencies, energies of nearly degenerate negative-parity doublet bands, deformation trajectories, B(E2); comparison with experimental data suggests consistency with planar cranking model interpretation. Existence of chiral structure of such degenerate bands questioned. Configuration-dependent cranked Nilsson-Strutinsky (CNS) calculations.
doi: 10.1103/PhysRevC.88.034322
2013PE25 Phys.Rev. C 88, 051303 (2013) C.M.Petrache, I.Ragnarsson, H.-L.Ma, R.Leguillon, T.Konstantinopoulos, T.Zerrouki, D.Bazzacco, S.Lunardi Switch from short-axis to intermediate-axis rotation in 138Nd NUCLEAR STRUCTURE 138Nd; analyzed triaxial high-spin levels, bands, configurations from experiments done at GASP facility published earlier; calculated energies of negative-parity configurations with four high-j particles, potential energy surfaces in (ϵ2, γ) plan. Evidence of switching of rotation from short- to intermediate-axis. Comparison of triaxial band structures in 138,139,140Nd with those in 157,158Er, 163Lu. Cranked Nilsson-Strutinski Bogoliubov (CNSB) formalism.
doi: 10.1103/PhysRevC.88.051303
2012MA12 Phys.Rev. C 85, 044307 (2012) H.-L.Ma, B.-G.Dong, Y.-L.Yan, H.-Q.Zhang, X.-Z.Zhang Proton pygmy dipole resonances in 17, 18Ne: Collective versus noncollective excitations NUCLEAR STRUCTURE 17,18Ne; calculated nucleon and matter density distributions, mass and charge radii, E1 response functions from excited states, EWSR, E1 transition densities, contribution to total matrix elements for deexcitation from proton pygmy dipole resonances (PDRs). Interacting shell model with self-consistent Skyrme-Hartree-Fock wave functions. Comparison with experimental data.
doi: 10.1103/PhysRevC.85.044307
2012MA44 Eur.Phys.J. A 48, 125 (2012) H.-L.Ma, B.-G.Dong, Y.-L.Yan, X.-Z.Zhang Shell model study on the astrophysical neutron capture of 8Li NUCLEAR STRUCTURE 6,7,8,9Li; calculated magnetic moment, 9Li levels, J, π using combined shell and potential models with three different interactions. NUCLEAR REACTIONS 8Li(n, γ), E=0-1 MeV; calculated resonant capture γ transition B(M1) from first unbound to the ground state, spectroscopic factor, resonance widths, direct capture σ, reaction rate using combined shell and potential models with three different interactions.
doi: 10.1140/epja/i2012-12125-3
2011HO02 J.Phys.(London) G38, 035104 (2011) R.Hoischen, D.Rudolph, H.L.Ma, P.Montuenga, M.Hellstrom, S.Pietri, Zs.Podolyak, P.H.Regan, A.B.Garnsworthy, S.J.Steer, F.Becker, P.Bednarczyk, L.Caceres, P.Doornenbal, J.Gerl, M.Gorska, J.Grebosz, I.Kojouharov, N.Kurz, W.Prokopowicz, H.Schaffner, H.J.Wollersheim, L.-L.Andersson, L.Atanasova, D.L.Balabanski, M.A.Bentley, A.Blazhev, C.Brandau, J.R.Brown, C.Fahlander, E.K.Johansson, A.Jungclaus Isomeric mirror states as probes for effective charges in the lower pf shell NUCLEAR REACTIONS Be(58Ni, X)43Ti/45Cr/45V, E=550 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced mirror isomers, level scheme, J, π, T1/2, B(E2), B(M2). Comparison with isospin breaking pf shell model calculations. NUCLEAR STRUCTURE 43Ti, 43Sc, 45Cr, 45Sc, 45V, 45Ti; calculated B(E2), neutron and proton radii, yrast transitions. Shell model calculations with KB3 and KB3G interactions.
doi: 10.1088/0954-3899/38/3/035104
2011LO20 Phys.Rev. C 84, 034905 (2011) H.-Y.Long, S.-Q.Feng, D.-M.Zhou, Y.-L.Yan, H.-L.Ma, B.-H.Sa Strange quark suppression and strange hadron production in pp collisions at energies available at the BNL Relativistic Heavy Ion Collider and the CERN Large Hadron Collider
doi: 10.1103/PhysRevC.84.034905
2011MU19 Phys.Rev. C 84, 054320 (2011) M.Mustafa, J.Ollier, J.Simpson, M.A.Riley, E.S.Paul, X.Wang, A.Aguilar, M.P.Carpenter, I.G.Darby, D.J.Hartley, R.V.F.Janssens, F.G.Kondev, T.Lauritsen, P.J.Nolan, M.Petri, J.M.Rees, J.P.Revill, S.V.Rigby, C.Teal, J.Thomson, C.Unsworth, S.Zhu, B.G.Carlsson, H.L.Ma, T.Mufti, I.Ragnarsson Diverse collective excitations in 159Er up to high spin NUCLEAR REACTIONS 116Cd(48Ca, 5n), E=215 MeV; measured Eγ, Iγ, γγ-coin, γ(θ) using Gammasphere array. 159Er; deduced levels, J, π, multipolarities, bands, triaxial SD band, configurations, alignment plots, band termination, oblate structures, unpaired band crossings; calculated potential energy surfaces. Comparison with cranked Nilsson-Strutinsky (CNS) calculations. systematics of γ-vibrational states in N=88-94 Er nuclei.
doi: 10.1103/PhysRevC.84.054320
2011WA12 Phys.Lett. B 701, 306 (2011) R.Wadsworth, I.Ragnarsson, B.G.Carlsson, H.-L.Ma, P.J.Davies, C.Andreoiu, R.A.E.Austin, M.P.Carpenter, D.Dashdorj, S.J.Freeman, P.E.Garrett, J.Greene, A.Gorgen, D.G.Jenkins, F.Johnston-Theasby, P.Joshi, A.O.Macchiavelli, F.Moore, G.Mukherjee, W.Reviol, D.G.Sarantites, D.Seweryniak, C.E.Svensson, J.J.Valiente-Dobon Evidence for shape coexistence at medium spin in 76Rb NUCLEAR REACTIONS 40Ca(40Ca, n3p)76Rb, E=165 MeV; measured reaction products, Eγ, Iγ, γ-γ-γ-coin.; deduced rotational bands, energies, J, π, negative-parity bands, oblate and prolate shape coexistence. Cranked Nilsson-Strutinsky model calculations.
doi: 10.1016/j.physletb.2011.06.006
2010SA23 Nucl.Phys. A834, 309c (2010) B.-H.Sa, D.-M.Zhou, Y.-L.Yan, B.-G.Dong, H.-L.Ma, X.-M.Li Exploring property of partonic matter in initial state of nuclear collisions at RHIC and LHC energies NUCLEAR REACTIONS Au(Au, X), E(cm)=200 GeV/nucleon; Pb(Pb, X), E(cm)=5500 GeV/nucleon; 1H(p, X), E(cm)=200, 5500, 14000 GeV; calculated transverse momentum distribution of partons. Comparison with data.
doi: 10.1016/j.nuclphysa.2010.01.006
2010YA06 Phys.Rev. C 81, 044914 (2010) Y.-L.Yan, D.-M.Zhou, B.-G.Dong, X.-M.Li, H.-L.Ma, B.-H.Sa Centrality dependence of forward-backward multiplicity correlation in Au+Au collisions at √ sNN = 200 GeV
doi: 10.1103/PhysRevC.81.044914
2010YA15 Nucl.Phys. A834, 320c (2010) Y.-L.Yan, B.-G.Dong, D.-M.Zhou, X.-M.Li, H.-L.Ma, B.-H.Sa Forward-backward multiplicity correlations in pp, (p-bar)p and Au+Au collisions at RHIC energy NUCLEAR REACTIONS 1H(p, X), Au(Au, X), E(cm)=200 GeV/nucleon; calculated forward-backward multiplicity correlation. Comparison with data.
doi: 10.1016/j.nuclphysa.2010.01.009
2009DO23 Chin.Phys.C 33, Supplement 1, 58 (2009) B.-G.Dong, H.-C.Guo, H.-L.Ma, Y.-L.Yan Description of all observed rotational bands in 128Pr NUCLEAR STRUCTURE 128Pr; calculated neutron and proton configurations, deformation, rotational bands. Configuration-dependent cranked Nilsson-Strutinsky (CNS) approach.
doi: 10.1088/1674-1137/33/S1/019
2009MA37 Phys.Rev. C 80, 014316 (2009) H.-li.Ma, B.-g.Dong, Y.-li.Yan, Xi.-z.Zhang Polarization charges and electric quadrupole transitions of yrast terminating bands in 44, 46, 48Ti NUCLEAR STRUCTURE 44,46,48Ti; calculated levels, J, π, electric quadrupole moments, magnetic moments, B(E2), yrast bands and polarization effects using microscopic particle-vibration model calculations. Comparison with experimental data.
doi: 10.1103/PhysRevC.80.014316
2009MA73 Chin.Phys.C 33, Supplement 1, 67 (2009) H.-L.Ma, Y.-L.Yan, X.-Z.Zhang, D.-M.Zhou, B.-G.Dong Spectroscopy and reduced transition probabilities of negative parity bands up to band termination in 45Ti NUCLEAR STRUCTURE 45Ti; calculated negative parity high-spin states, J, π, B(E2), electric quadrupole moment and magnetic moment. Configuration-dependent cranked Nilsson-Strutinsky (CNS) approach.
doi: 10.1088/1674-1137/33/S1/022
2009YA06 Phys.Rev. C 79, 054902 (2009) Y.-L.Yan, D.-M.Zhou, B.-G.Dong, X.-M.Li, H.-L.Ma, B.-H.Sa Centrality bin size dependence of multiplicity correlation in central Au+Au collisions at √ sNN = 200 GeV
doi: 10.1103/PhysRevC.79.054902
2008MA43 Chin.Phys.Lett. 25, 3928 (2008) Ultrahigh Spin Structures in 157, 158, 159Er NUCLEAR STRUCTURE 157,158,159Er; calculated level energies, dynamic moments of inertia, configurations, deformations using configuration-dependent cranked Nilsson-Strutinsky approach.
doi: 10.1088/0256-307X/25/11/025
2005MA10 Chinese Physics 14, 511 (2005) Measurement of hyperfine structure and isotope shifts in the 580.56nm line of 142-145, 146, 148, 150Nd+ NUCLEAR MOMENTS 142,143,144,145,146,148,150Nd; measured hfs, isotope shifts.
doi: 10.1088/1009-1963/14/3/014
2004MA04 At.Data Nucl.Data Tables 86, 3 (2004) Measurement of hyperfine coupling constants of singly ionized rare earth ions NUCLEAR MOMENTS 139La, 141Pr, 143,145Nd, 151,153Eu, 159Tb; measured hfs, coupling constants of singly ionized atoms. Collinear fast-ion-beam laser spectroscopy.
doi: 10.1016/j.adt.2003.11.001
2002MA55 Chinese Physics 11, 905 (2002) Hyperfine structure of singly ionized lanthanum and praseodymium NUCLEAR MOMENTS 139La, 141Pr; measured hfs in singly-ionized atoms; deduced quadrupole coupling constants. Fast ion-beam laser spectroscopy.
doi: 10.1088/1009-1963/11/9/310
2001MB05 Chin.Phys.Lett. 18, 903 (2001) Changes of the Nuclear Charge Distribution of Nd from Optical Isotope Shifts NUCLEAR MOMENTS 142,143,144,145,146,148,150Nd; measured hfs, isotope shifts; deduced quadrupole deformation parameter.
1999MA44 Chin.Phys.Lett. 16, 411 (1999) H.-L.Ma, M.-H.Chen, Z.-J.Chen, W.Shi, F.-Q.Lu, J.-Y.Tang, F.-J.Yang Isotope Shifts in Nd II by Collinear Fast-Ion-Beam-Laser Spectroscopy NUCLEAR MOMENTS 142,144,146,148,150Nd; measured optical isotope shifts. Collinear fast-ion-beam laser spectroscopy.
doi: 10.1088/0256-307X/16/6/008
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