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NSR database version of April 27, 2024.

Search: Author = F.Zeng

Found 13 matches.

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2024WA12      Chin.Phys.C 48, 014106 (2024)

H.-K.Wang, Y.-L.Sun, B.-W.Jiang, F.-F.Zeng, M.-L.Liu

Further monopole effects in neutron-rich Sb isotopes

NUCLEAR STRUCTURE ^{133,134,135,136,137,139}Sb; calculated energy levels, J, π, high-spin states within a shell-model space containing cross-shell excitations and the intruder orbit i_13/2; deduced monopole effects. Comparison with available data.

doi: 10.1088/1674-1137/ad0b6b
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2022GU07      Phys.Rev.Lett. 128, 242502 (2022)

S.Guo, B.Ding, X.H.Zhou, Y.B.Wu, J.G.Wang, S.W.Xu, Y.D.Fang, C.M.Petrache, E.A.Lawrie, Y.H.Qiang, Y.Y.Yang, H.J.Ong, J.B.Ma, J.L.Chen, F.Fang, Y.H.Yu, B.F.Lv, F.F.Zeng, Q.B.Zeng, H.Huang, Z.H.Jia, C.X.Jia, W.Liang, Y.Li, N.W.Huang, L.J.Liu, Y.Zheng, W.Q.Zhang, A.Rohilla, Z.Bai, S.L.Jin, K.Wang, F.F.Duan, G.Yang, J.H.Li, J.H.Xu, G.S.Li, M.L.Liu, Z.Liu, Z.G.Gan, M.Wang, Y.H.Zhang

Probing ^93mMo Isomer Depletion with an Isomer Beam

RADIOACTIVITY ⁹³Mo(IT) [from ¹²C(⁸⁶Kr, 5n), E=559 MeV]; measured decay products, Eγ, Iγ; deduced γ-ray energies and relative intensities, lack of isomer depletion, excitation probability. Comparison with available data. Nuclear excitation by electron capture (NEEC).

doi: 10.1103/PhysRevLett.128.242502
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2022HU09      Phys.Lett. B 833, 137345 (2022)

H.Huang, W.Q.Zhang, A.N.Andreyev, Z.Liu, D.Seweryniak, Z.H.Li, C.Y.Guo, A.E.Barzakh, P.Van Duppen, B.Andel, S.Antalic, M.Block, A.Bronis, M.P.Carpenter, P.Copp, J.G.Cubiss, B.Ding, D.T.Doherty, Z.Favier, F.Giacoppo, T.H.Huang, B.Kindler, F.G.Kondev, T.Lauritsen, J.G.Li, G.S.Li, B.Lommel, H.Y.Lu, M.Al Monthery, P.Mosat, Y.F.Niu, C.Raison, W.Reviol, G.Savard, S.Stolze, G.L.Wilson, H.Y.Wu, Z.H.Wang, F.R.Xu, Q.B.Zeng, X.H.Yu, F.F.Zeng, X.H.Zhou

First observation of the decay of the 13/2⁺ isomer in ¹⁸³Hg and B(M2) systematics of neutron transitions across the nuclear chart

RADIOACTIVITY ¹⁸³Hg(α) [from ¹⁸⁷Pb α decay]; ^187mPb(α) [from ¹⁴²Nd(⁵⁰Cr, 3n2pγ), E=255 MeV, followed by separation of fragments using Argonne gas-filled analyzer (AGFA) at the ATLAS-ANL facility]; measured reaction products, evaporation residues (EVRs), Eα, Iα, (EVR)α-correlations, αγ(t), Eγ, Iγ, x rays, T_1/2 using double-sided silicon strip detector (DSSD), and four HPGe clover detectors. ^183,183mHg; deduced levels, isomer, J, π, T_1/2 of g.s. and isomer, α branching ratio, K-conversion coefficient, multipolarity, B(M2), Nilsson configurations. ^187mPb; deduced T_1/2. Systematics of decay schemes of 13/2+ isomers in ^{175,177,179,181,183,185}Hg. Systematics of B(M2) values for 7/2-, 9/2+, 11/2- and 13/2+ isomers in even-Z, odd-N nuclei: ²⁵Mg, ³³Si, ^33,35S, ³⁷Ar, ³⁹Ca, ⁵⁹Cr, ⁶¹Fe, ^63,67Ni, ^63,65,67Zn, ^67,69,71Ge, ^69,71Se, ^97,99Mo, ^99,101,103Ru, ^103,105Pd, ^107,109Cd, ^{109,111,113,115}Sn, ¹⁵³Yb, ¹⁶¹Hf, ¹⁶³W, ¹⁶³Os, ^171,189,191Pt, ^{181,183,201,203,205}Hg, ²⁰⁹Pb, ^205,207,211Po, ^207,209,213Rn, ^209,211Ra, ^211,213Th.

doi: 10.1016/j.physletb.2022.137345
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2022WA22      Phys.Rev. C 106, 015202 (2022)

X.-Y.Wang, F.Zeng, I.I.Strakovsky

ψ(^*)p scattering length based on near-threshold charmonium photoproduction

NUCLEAR REACTIONS ¹H(p, pJ/ψ), E=4.0-6.5 GeV; analyzed experimental total σ(E) and differential σ(E) data from GlueX, SLAC, and HERMES collaborations within the vector meson dominance (VMD) model using two gluon exchange model and effective Pomeron model; deduced scattering lengths of vector mesons and proton interaction, and ψ(2S)-proton interaction as function of ratio of final momentum and initial momentum. Relevance to future experiments on precise characterization of the vector meson-proton scattering length.

doi: 10.1103/PhysRevC.106.015202
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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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2007SP01      Eur.Phys.J. A 31, 203 (2007)

T.Spillane, F.Raiola, F.Zeng, H.W.Becker, L.Gialanella, K.U.Kettner, R.Kunze, C.Rolfs, M.Romano, D.Schurmann, F.Strieder

The ¹⁹⁸Au β^- -half-life in the metal Au

RADIOACTIVITY ¹⁹⁸Au(β^-); measured T_1/2 for source in metallic environment; deduced temperature dependence.

doi: 10.1140/epja/i2006-10212-8
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1988XU03      Chin.J.Nucl.Phys. 10, 1 (1988)

Xu Pu, Zhao Xuan, Zeng Fanan

Analysis of the E₂ Transitions for the ³H-(α) Cluster States of ⁷Li with Resonating Group Method

NUCLEAR STRUCTURE ⁷Li; calculated levels, B(λ). Resonating group method, ³H, α clusters.

1987ZE06      Chin.J.Nucl.Phys. 9, 213 (1987)

Zeng Fanan, Qiu Xijun

NN Scattering State Phase Shift of Inclusion Sea-Quark Effect

NUCLEAR REACTIONS ¹H(p, p), ¹H(n, n), E ≤ 500 MeV; calculated phase shifts. Resonating group method.

1985XU01      Nucl.Sci.Eng. 89, 351 (1985)

Z.Xuan, F.-A.Zeng

Soft Repulsive Core Effects in (d+d) Scattering and Reaction

NUCLEAR REACTIONS ²H(d, d), E=0.5-20 MeV; calculated phase shifts, σ(θ), reaction σ(E). Resonating group method, single channel, soft core repulsive nucleon-nucleon potential.

doi: 10.13182/NSE85-A18626
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1985ZH03      Nucl.Sci.Eng. 89, 351 (1985)

Zhao Xuan, Zeng Fan-an

Soft Repulsive Core Effects in (d + d) Scattering and Reaction

NUCLEAR REACTIONS ²H(d, d), E=0.5-20 MeV; calculated phase shifts, reaction σ. Resonating group method.

1983ZE06      Chin.J.Nucl.Phys. 5, 51 (1983)

Zeng Fanan, Zhang Jiaju, Zhao Xuan

Study of the Phase Shifts of the ⁵Li Scattering States with the RGM in Two-Channel Approximation

NUCLEAR REACTIONS ³He(d, d), E ≤ 20 MeV; ⁴He(p, p), E ≤ 30 MeV; calculated phase shift vs E. ⁵Li levels deduced deuteron cluster characteristics. Resonating group method, two-channel approximation.

1983ZH06      Chin.J.Nucl.Phys. 5, 239 (1983)

Zhao Xuan, Zeng Fanan

Soft Repulsive Core Effects in the d + d Scattering and Reaction

NUCLEAR REACTIONS ²H(d, d), E=6.9, 12.65, 17.45, 19.9 MeV; calculated σ(θ), reaction σ, phase shifts. Resonating group method, soft repulsive core, complex potential.

1982YE01      Chin.J.Nucl.Phys. 4, 216 (1982)

Ye Wenchuan, Zhao Xuan, Zeng Fanan

Edge and Cluster Effects in Precompound Nuclear Reactions

NUCLEAR REACTIONS ¹²C, ⁵⁴Fe, ²⁰⁹Bi(p, X), (p, p'), E=62 MeV; calculated σ(total), σ(θp'). Intranuclear cascade model, edge, α-cluster effects, Monte Carlo simulation.

Note: The following list of authors and aliases matches the search parameter F.Zeng: , F.A.ZENG, F.F.ZENG