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NSR database version of April 27, 2024.

Search: Author = W.H.Ma

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2021MA39      Phys.Rev. C 103, L061302 (2021)

W.H.Ma, D.Patel, Y.Y.Yang, J.S.Wang, Y.Kanada-En'yo, R.F.Chen, J.Lubian, Y.L.Ye, Z.H.Yang, Z.Z.Ren, S.Mukherjee, J.B.Ma, S.L.Jin, P.Ma, J.X.Li, Y.S.Song, Q.Hu, Z.Bai, M.R.Huang, X.Q.Liu, Y.J.Zhou, J.Chen, Z.H.Gao, F.F.Duan, S.Y.Jin, S.W.Xu, G.M.Yu, G.Z.Shi, Q.Wang, T.F.Wang, X.Y.Ju, Z.G.Hu, Y.H.Zhang, X.H.Zhou, H.S.Xu, G.Q.Xiao, W.L.Zhan

Observation of ⁶He + t cluster states in ⁹Li

NUCLEAR REACTIONS ²⁰⁸Pb(⁹Li, X), E=32.7 MeV/nucleon, [secondary ⁹Li beam from ⁹Be(¹²C, X), E=53.7 MeV/nucleon, followed by separation and purification of fragments using RIBLL1 at HIRFL-Lanzhou facility]; measured reaction products and outgoing charged particles, angular distributions of charged particles using Si telescope and CsI(Tl) scintillator array. ⁹Li; deduced resonant states, relative energy spectrum of ⁶He+t cluster states from the decay of ⁹Li resonances, differential breakup cross-section, isoscalar monopole transition matrix element M(IS0) and monopole strength B(IS0), energy-weighted sum rule (EWSR) for the transferred angular momentum. DWBA and CDCC analysis of angular distributions, and GCM calculations for the cluster states in ⁹Li. Relevance to differences between the triton and α clusters, and impact of these differences on the formation of nuclei containing triton clusters.

doi: 10.1103/PhysRevC.103.L061302
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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
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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, Γ_p and Γ_γ 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
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2018SO04      Eur.Phys.J. A 54, 35 (2018)

Y.-S.Song, L.-Y.Hu, Y.-W.Hou, H.-L.Liu, Z.-Y.Xie, K.Zhou, J.-X.Li, J.-R.Zhou, W.Zeng, C.-J.Gui, J.-S.Wang, Y.-Y.Yang, P.Ma, J.-B.Ma, S.-L.Jin, Z.Bai, M.-R.Huang, W.-H.Ma, M.-H.Zhao, Y.-J.Zhou, Y.Li

Quasielastic scattering of ¹⁷C from a carbon target at 40 MeV/nucleon

NUCLEAR REACTIONS ¹²C(¹⁷C, ¹⁷C'), E=40 MeV/nucleon; measured ¹⁷C energy, angle using DSSD detector and CsI(Tl) array; deduced σ(θ); calculated σ(θ) using CC with optical potential of Woods-Saxon form; deduced optical potential parameters from the fit to the data, contribution of inelastic scattering to the total σ(θ), significant at large angles. ^11,12,13,17C(¹⁷C, ¹⁷C'), E=40 MeV/nucleon; calculated elastic, inelastic σ(θ); deduced target radii, ¹⁷C radius not being anomalously large.

doi: 10.1140/epja/i2018-12460-3
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2018WA05      Int.J.Mod.Phys. E27, 1850014 (2018)

K.Wang, D.Q.Fang, Y.T.Wang, X.X.Xu, L.J.Sun, Z.Bai, M.R.Huang, S.L.Jin, C.Li, H.Li, J.Li, X.F.Li, C.J.Lin, J.B.Ma, P.Ma, W.H.Ma, M.W.Nie, C.Z.Shi, H.W.Wang, J.G.Wang, J.S.Wang, L.Yang, Y.Y.Yang, H.Q.Zhang, Y.J.Zhou, Y.G.Ma, W.Q.Shen

Spectroscopic study of β-delayed particle emission from proton-rich nucleus ²³Si

RADIOACTIVITY ²³Si(β⁺), (β⁺p), (β⁺2p) [from ⁹Be(²⁸Si, X)²³Si, E=75.8 MeV/nucleon]; measured decay products, Eγ, Iγ, Ep, Ip, p-γ and 2p-γ-coin.; deduced β-delayed charge-particle energy spectrum, decay energies and branching ratios for β-delayed protons, γ-ray energies, J, π, β-delayed proton branch and two proton emissions. Comparison with available data.

doi: 10.1142/S0218301318500143
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2018YA19      Phys.Rev. C 98, 044608 (2018)

Y.Y.Yang, X.Liu, D.Y.Pang, D.Patel, R.F.Chen, J.S.Wang, P.Ma, J.B.Ma, S.L.Jin, Z.Bai, V.Guimaraes, Q.Wang, W.H.Ma, F.F.Duan, Z.H.Gao, Y.C.Yu, Z.Y.Sun, Z.G.Hu, S.W.Xu, S.T.Wang, D.Yan, Y.Zhou, Y.H.Zhang, X.H.Zhou, H.S.Xu, G.Q.Xiao, W.L.Zhan

Elastic scattering of the proton drip line nuclei ⁷Be, ⁸B, and ⁹C on a lead target at energies around three times the Coulomb barriers

NUCLEAR REACTIONS Pb(⁷Be, ⁷Be), E=130 MeV; Pb(⁸B, ⁸B), E=178 MeV; Pb(⁹C, ⁹C), E=227 MeV; measured scattered particles, elastic scattering σ(θ) using silicon ΔE-E telescopes at RIBLL-HIRFL-Lanzhou accelerator facility. Comparison with continuum discretized coupled channels (CDCC) and optical model calculations.

doi: 10.1103/PhysRevC.98.044608
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetS0206.

2017HA23      Phys.Lett. B 772, 529 (2017)

R.Han, X.Q.Li, W.G.Jiang, Z.H.Li, H.Hua, S.Q.Zhang, C.X.Yuan, D.X.Jiang, Y.L.Ye, J.Li, Z.H.Li, F.R.Xu, Q.B.Chen, J.Meng, J.S.Wang, C.Xu, Y.L.Sun, C.G.Wang, H.Y.Wu, C.Y.Niu, C.G.Li, C.He, W.Jiang, P.J.Li, H.L.Zang, J.Feng, S.D.Chen, Q.Liu, X.C.Chen, H.S.Xu, Z.G.Hu, Y.Y.Yang, P.Ma, J.B.Ma, S.L.Jin, Z.Bai, M.R.Huang, Y.J.Zhou, W.H.Ma, Y.Li, X.H.Zhou, Y.H.Zhang, G.Q.Xiao, W.L.Zhan

Northern boundary of the "island of inversion" and triaxiality in ³⁴Si

RADIOACTIVITY ³⁴Al(β^-) [from ⁹Be(⁴⁰Ar, X), E=69.2 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies, J, π, isomer T_1/2. Comparison with shell model calculations using Gogny D1S and SDPF-M interactions.

RADIOACTIVITY ^27,28Ne, ^28,29,30,31Na, ^30,31,32,33Mg, ^32,33,34,35Al, ^36,37Si(β^-); measured decay products; deduced T_1/2. Comparison with ENSDF values.

doi: 10.1016/j.physletb.2017.07.007
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2017MA32      Chin.Phys.C 41, 044103 (2017)

W.-H.Ma, J.-S.Wang, S.Mukherjee, Q.Wang, D.Patel, Y.-Y.Yang, J.-B.Ma, P.Ma, S.-L.Jin, Z.Bai, X.-Q.Liu

Correlation between quarter-point angle and nuclear radius

NUCLEAR REACTIONS ²⁸Si(¹²C, X), ²⁰⁸Pb(¹²C, X), ¹²C(¹⁶O, X), ¹⁶O(¹⁶O, X), ⁴⁰Ca(¹⁶O, X), ⁵⁶Fe, ²⁰⁸Pb(¹⁶O, X), ¹²⁰Sn, ²⁰⁸Pb(⁶He, X), ⁵⁸Ni(⁸B, X), E<120 MeV/nucleon; analyzed available data;deduced correlation between quarter-point angle of elastic scattering and nuclear matter radius, parameterized formula related to binding energy.

doi: 10.1088/1674-1137/41/4/044103
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2017SU05      Phys.Rev. C 95, 014314 (2017)

L.J.Sun, X.X.Xu, D.Q.Fang, C.J.Lin, J.S.Wang, Z.H.Li, Y.T.Wang, J.Li, L.Yang, N.R.Ma, K.Wang, H.L.Zang, H.W.Wang, C.Li, C.Z.Shi, M.W.Nie, X.F.Li, H.Li, J.B.Ma, P.Ma, S.L.Jin, M.R.Huang, Z.Bai, J.G.Wang, F.Yang, H.M.Jia, H.Q.Zhang, Z.H.Liu, P.F.Bao, D.X.Wang, Y.Y.Yang, Y.J.Zhou, W.H.Ma, J.Chen, Y.G.Ma, Y.H.Zhang, X.H.Zhou, H.S.Xu, G.Q.Xiao, W.L.Zhan

β-decay study of the T_z = -2 proton-rich nucleus ²⁰Mg

RADIOACTIVITY ²⁰Mg(β⁺), (β⁺p)[from ⁹Be(²⁸Si, X), E=75.8 MeV/nucleon at RIBLL-HIRFL-Lanzhou facility]; measured reaction products, Ep, Ip, Eγ, Iγ, γγ-, γβ- and pβ-coin, (²⁰Mg)γ-coin, half-life of ²⁰Mg decay. ²⁰Na, ¹⁹Ne; deduced levels, branching ratios, logft values. Comparison with previous experimental results, and with β transitions in ²⁰O mirror nucleus.

doi: 10.1103/PhysRevC.95.014314
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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
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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 T_1/2, 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
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2015JI07      Phys.Rev. C 91, 054617 (2015)

S.L.Jin, J.S.Wang, Y.Y.Yang, P.Ma, M.R.Huang, J.B.Ma, F.Fu, Q.Wang, M.Wang, Z.Y.Sun, Z.G.Hu, R.F.Chen, X.Y.Zhang, X.H.Yuan, X.L.Tu, Z.G.Xu, K.Yue, J.D.Chen, B.Tang, Y.D.Zang, D.P.Wu, Q.Hu, Z.Bai, Y.J.Zhou, W.H.Ma, J.Chen, C.J.Lin, X.X.Xu, Z.Z.Ren, C.Xu, D.D.Ni, Y.H.Zhang, H.S.Xu, G.Q.Xiao

Reaction mechanism of ⁸B breakup at the Fermi energy

NUCLEAR REACTIONS ¹²C(⁸B, ⁷Be), E=36 MeV/nucleon, [secondary ⁸B beam produced in ⁹Be(¹²C, X), E=80.1 MeV/nucleon primary reaction]; measured particle spectra, (⁷Be)p-coin in the breakup reactions from ⁸B at RIBLL-HIRFL-Lanzhou facility; deduced energy sum spectrum of the one-proton knockout residue, longitudinal momentum distributions of ⁷Be fragments for stripping and diffraction mechanisms. Comparison with CDCC calculations with Koning and Delaroche global parameterization.

doi: 10.1103/PhysRevC.91.054617
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2015MA53      Chin.Phys.C 39, 104101 (2015)

W.-H.Ma, J.-S.Wang, Q.Wang, S.Mukherjee, L.Yang, Y.-Y.Yang, M.-R.Huang

Fractal geometrical properties of nuclei

NUCLEAR STRUCTURE ^5,6,7,8He, ^{5,6,7,8,9,10,11}Li, ^{9,10,11,12,13,14}Be, ^8,9,10,11,12B, ¹²C, ¹⁴N, ¹⁶O; calculated NFC structure, values of the fractal dimensions, nuclear fractal mean density radii. Comparison with available data.

doi: 10.1088/1674-1137/39/10/104101
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2015SH16      Phys.Rev. C 91, 047304 (2015)

Y.P.Shen, W.P.Liu, J.Su, N.T.Zhang, 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, J.S.Wang, 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

Measurement of the ⁵²Fe mass via the precise proton-decay energy of ⁵³Co^m

RADIOACTIVITY ^53mCo(p)[from ⁹Be(⁵⁸Ni, X), E=68.3 MeV/nucleon]; ⁴¹Ti(β⁺p); measured Ep, Ip, at RIBLL-HIRFL-Lanzhou facility; deduced mass excess of ⁵²Fe and compared with AME-2012 evaluation. ⁵¹Fe, ⁵²Co(β⁺); measured half-lives and compared with evaluated data in ENSDF.

ATOMIC MASSES ⁵²Fe; deduced mass excess from Q value of proton decay of 3174.1 keV, 19/2- isomer in ⁵³Co determined from measured proton energy. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.91.047304
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2015SU15      Nucl.Instrum.Methods Phys.Res. A804, 1 (2015)

L.J.Sun, X.X.Xu, C.J.Lin, J.S.Wang, D.Q.Fang, Z.H.Li, Y.T.Wang, J.Li, L.Yang, N.R.Ma, K.Wang, H.L.Zang, H.W.Wang, C.Li, C.Z.Shi, M.W.Nie, X.F.Li, H.Li, J.B.Ma, P.Ma, S.L.Jin, M.R.Huang, Z.Bai, J.G.Wang, F.Yang, H.M.Jia, H.Q.Zhang, Z.H.Liu, P.F.Bao, D.X.Wang, Y.Y.Yang, Y.J.Zhou, W.H.Ma, J.Chen

A detection system for charged-particle decay studies with a continuous-implantation method

doi: 10.1016/j.nima.2015.09.039
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2014YA15      Phys.Rev. C 90, 014606 (2014), Erratum Phys.Rev. C 106, 015802 (2022)

Y.Y.Yang, J.S.Wang, Q.Wang, D.Y.Pang, J.B.Ma, M.R.Huang, P.Ma, S.L.Jin, J.L.Han, Z.Bai, L.Jin, J.B.Chen, Q.Hu, R.Wada, S.Mukherjee, Z.Y.Sun, R.F.Chen, X.Y.Zhang, Z.G.Hu, X.H.Yuan, S.W.Xu, S.Z.Chen, X.G.Lei, L.X.Liu, W.H.Ma, S.T.Wang, D.Yan, X.H.Zhang, M.H.Zhao, Y.Zhou, Y.J.Zhou, Z.Y.Guo, Y.H.Zhang, H.S.Xu, G.Q.Xiao

Quasi-elastic scattering of ^{10, 11}C and ¹⁰B from a ^natPb target

NUCLEAR REACTIONS Pb(¹⁰C, ¹⁰C), (¹⁰C, ¹⁰C'), E=226, 256 MeV; Pb(¹¹C, ¹¹C), (¹¹C, ¹¹C'), E=222, 226 MeV; Pb(¹⁰B, ¹⁰B), (¹⁰B, ¹⁰B'), E=173 MeV; measured particle spectra, time-of-flight, differential σ(θ, E) at HIRFL-RIBLL facility; deduced reduced total reactions σ, negligible contributions from inelastic scattering from Coupled-channel calculations. Optical model analysis.

doi: 10.1103/PhysRevC.90.014606
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetS0203.

2005KI08      Phys.Rev. D 71, 094021 (2005)

L.S.Kisslinger, W.-h.Ma, P.Shen

Single and double peripheral production of sigmas in proton-proton collisions

NUCLEAR REACTIONS ¹H(p, X), E=50 GeV; calculated single- and double-sigma production σ(E, θ). Pomeron formalism.

doi: 10.1103/PhysRevD.71.094021
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2000KI21      Phys.Lett. 485B, 367 (2000)

L.S.Kisslinger, W.-H.Ma

Pomeron and the Reggeized Glueball/Sigma

doi: 10.1016/S0370-2693(00)00715-2
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1998TA16      Nuovo Cim. 111A, 51 (1998)

Z.-Q.Tan, Q.Wu, W.-H.Ma, C.-H.Huang

Study of Meson-Baryon-Baryon Coupling Vertexes

1997LI04      J.Phys.(London) G23, 151 (1997)

Z.Li, Y.-B.Dong, W.-H.Ma

Longitudinal Transitions of Baryon Resonances in the Constituent Quark Model

doi: 10.1088/0954-3899/23/2/003
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1996LI36      Phys.Rev. C54, R2171 (1996)

Z.Li, W.-H.Ma, L.Zhang

Kaon Production Via γN → KΣ in the Chiral Quark Model

NUCLEAR REACTIONS ¹H(γ, X), E ≤ 2 GeV; analyzed σ(E). ¹n(γ, X), E ≤ 2 GeV; calculated σ(E). ¹H(γ, X), E=1.45 GeV; analyzed σ(θ). ¹n(γ, X), E=1.45 GeV; calculated σ(θ). Chiral quark model.

doi: 10.1103/PhysRevC.54.R2171
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1995MA58      Nuovo Cim. 108A, 65 (1995)

W.-H.Ma

Quark Degrees of Freedom in Nuclei

NUCLEAR REACTIONS ³He(e, e'), E not given; calculated charge, magnetic form factors. ¹⁸O(π⁺, π^-), E=164 MeV; calculated σ(θ). Hybrid quark hadron model.

NUCLEAR STRUCTURE ³He; calculated charge density. Hybrid quark hadron model.

doi: 10.1007/BF02814857
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1993MA32      Nucl.Phys. A560, 997 (1993)

W.-H.Ma, Q.Wu, L.S.Kisslinger

Multiquark Cluster Effect in a Three-Body System

NUCLEAR STRUCTURE ³He; calculated charge density; deduced multi-quark cluster effect role. Hybrid quark-hadron model.

doi: 10.1016/0375-9474(93)90176-X
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1991MA25      Phys.Rev. C44, 615 (1991)

W.-H.Ma, D.Strottman

Antiproton-Induced Elastic and Inelastic Scattering at Intermediate Energies

NUCLEAR REACTIONS ¹²C, ¹⁶O, ⁴⁰Ca(p-bar, p-bar), (p-bar, p-bar'), E=0.232-1.83 GeV; calculated σ(θ). Glauber model, microscopic shell model wave functions.

doi: 10.1103/PhysRevC.44.615
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1991MA38      Nucl.Phys. A531, 493 (1991)

W.-H.Ma, L.S.Kisslinger

The Hybrid Quark-Hadron Model for Three-Body Systems

NUCLEAR STRUCTURE ³He, ³H; calculated charge, magnetic form factors. Quark-hadron model.

doi: 10.1016/0375-9474(91)90738-R
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1990TA08      Nuovo Cim. 103A, 185 (1990)

Z.-Q.Tan, W.-H.Ma

N(N-bar) Annihilation Effect in Elastic (p-bar)-Nucleus Scattering

NUCLEAR REACTIONS ¹²C, ¹⁶O(p-bar, p-bar), E=180 MeV; calculated σ(θ). Glauber theory.

1990TA28      Nuovo Cim. 103A, 1347 (1990)

Z.-Q.Tan, W.-H.Ma, Y.-T.Gu

Antiproton-Carbon Inelastic Scattering and (N-bar)N Annihilation Effects

NUCLEAR REACTIONS ¹²C(p-bar, p-bar'), E at 600 MeV/c; calculated σ(θ). Glauber multiple scattering theory, DWIA.

1988MA10      Nucl.Phys. A477, 713 (1988)

W.-H.Ma, S.-P.Zhao, Z.-Y.Feng, C.-K.Chen

Energy Dependence of Heavy Ion Collisions ⁴He + ¹²C and ¹²C + ¹²C Elastic Scattering

NUCLEAR REACTIONS, ICPND ¹²C(α, α), ¹²C(¹²C, ¹²C), E(cm) ≈ 5-2000 MeV/nucleon; calculated total, reaction σ(E). Glauber theory.

doi: 10.1016/0375-9474(88)90414-9
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1988MA27      Nucl.Phys. A481, 793 (1988)

W.-H.Ma, G.-Y.Zhang, S.-W.Wang, C.-K.Chen

The Non-Analog Double Charge Exchange Transition: ¹⁶O(π⁺, π^-)¹⁶N(e)(gs) and ¹²C(π⁺, π^-)¹²O(gs)

NUCLEAR REACTIONS ¹⁶O(π⁺, π^-), E=120-200 MeV; ¹²C(π⁺, π^-), E=164 MeV; calculated σ(θ). ¹⁶O(π⁺, π^-), E=120-280 MeV; calculated σ(θ) vs E. Two-delta excitation mechanisms.

doi: 10.1016/0375-9474(88)90726-9
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1988YU04      Phys.Rev. C38, 272 (1988)

Yu Zi-qiang, Cai Chong-hai, Ma Wei-hsing, Zhao Shu-ping

Contribution of the Second Kind of Meson Exchange Current to Pion-Nucleus Double-Charge-Exchange Reactions ¹⁸O(π⁺, π^-)¹⁸Ne(g.s.) and ¹⁴C(π⁺, π^-)¹⁴O(g.s.)

NUCLEAR REACTIONS ¹⁴C, ¹⁸O(π⁺, π^-), E=164, 292 MeV; calculated σ(θ); deduced meson exchange current features.

doi: 10.1103/PhysRevC.38.272
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1986KI17      Nucl.Phys. A459, 645 (1986)

L.S.Kisslinger, W.-H.Ma, P.Hoodbhoy

Charge From Factors of ³He and ³H in Hybrid Quark Hadron Model

NUCLEAR STRUCTURE ³He, ³H; calculated charge form factors. Hybrid quark hadron model.

doi: 10.1016/0375-9474(86)90166-1
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1986OS06      Phys.Rev. C34, 2349 (1986)

E.Oset, D.Strottman, M.J.Vicente Vacas, Ma Wei-hsing

Comment on ' Comparison of Approximate Chiral-Dynamical πN → ππN Models used in A(π, 2π) Calculations '

NUCLEAR REACTIONS ¹⁸O(π⁺, π^-), E not given; calculated forward σ(θ); deduced vanishing contact term.

doi: 10.1103/PhysRevC.34.2349
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1983OS09      Nucl.Phys. A408, 461 (1983)

E.Oset, D.Strottman, M.J.Vicente-Vacas, W.-H.Ma

Meson-exchange currents in pion-nucleus double-charge-exchange reactions

NUCLEAR REACTIONS ¹⁸O(π⁺, π^-), E<250 MeV; analyzed available data; deduced σ(θ), at large angles the meson-exchange contribution changes the σ appreciably and can become the dominant mechanism.

doi: 10.1016/0375-9474(83)90240-3
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Note: The following list of authors and aliases matches the search parameter W.H.Ma: , W.H.MA