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NSR database version of April 11, 2024.

Search: Author = W.Wei

Found 10 matches.

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2023HA08      Phys.Rev. A 107, L020803 (2023)

P.Hao, K.Deng, F.F.Wu, Z.Y.Ma, W.Z.Wei, W.H.Yuan, Y.B.Du, H.L.Liu, H.X.Zhang, L.R.Pang, B.Wang, J.Zhang, Z.H.Lu

Precision measurement of 25Mg+-ion D1 and D2 transition frequencies

ATOMIC PHYSICS 25Mg; measured frequencies; deduced precise values of doublet transition frequencies using the decoherence-assisted spectroscopy method with the full use of spontaneous emission signals to improve the detection sensitivity.

doi: 10.1103/PhysRevA.107.L020803
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2023ME03      Nucl.Phys. A1032, 122623 (2023)

D.-M.Mei, W.-Z.Wei

The decay Q value of neutrinoless double beta decay revisited

RADIOACTIVITY 48Ca, 76Ge, 82Se, 96Zr, 100Mo, 116Cd, 130Te, 136Xe, 150Nd(2β-); analyzed available data; deduced the impact of the atomic relaxation time, the release of the atomic binding energy may not come together with the energy deposition of the two ejected beta particles.

doi: 10.1016/j.nuclphysa.2023.122623
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2022CU09      Phys.Rev. C 106, 065506 (2022)

C.Cude-Woods, F.M.Gonzalez, E.M.Fries, T.Bailey, M.Blatnik, N.B.Callahan, J.H.Choi, S.M.Clayton, S.A.Currie, M.Dawid, B.W.Filippone, W.Fox, P.Geltenbort, E.George, L.Hayen, K.P.Hickerson, M.A.Hoffbauer, K.Hoffman, A.T.Holley, T.M.Ito, A.Komives, C.-Y.Liu, M.Makela, C.L.Morris, R.Musedinovic, C.O'Shaughnessy, R.W.Pattie, J.Ramsey, D.J.Salvat, A.Saunders, E.I.Sharapov, S.Slutsky, V.Su, X.Sun, C.Swank, Z.Tang, W.Uhrich, J.Vanderwerp, P.Walstrom, Z.Wang, W.Wei, A.R.Young

Fill and dump measurement of the neutron lifetime using an asymmetric magneto-gravitational trap

RADIOACTIVITY 1NN(β-); measured number of trapped neutrons; deduced free neutron lifetime T1/2. Comparison to previous most precise experimental data. Asymmetric magneto-gravitational trap at Los Alamos Ultracold Neutron Facility.

doi: 10.1103/PhysRevC.106.065506
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2020WE13      J.Phys.(London) G46, 125101 (2020)

W.Wei

A new neutron lifetime experiment with cold neutron beam decay in superfluid helium-4

RADIOACTIVITY 1NN(β-); analyzed available data; deduced a new experiment to measure the neutron lifetime in a cold neutron (CN) beam with high sensitivity.

doi: 10.1088/1361-6471/abacdb
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2019CA17      Phys.Rev. C 100, 015501 (2019)

N.Callahan, C.-Y.Liu, F.Gonzalez, E.Adamek, J.D.Bowman, L.Broussard, S.M.Clayton, S.Currie, C.Cude-Woods, E.B.Dees, X.Ding, W.Fox, P.Geltenbort, K.P.Hickerson, M.A.Hoffbauer, A.T.Holley, A.Komives, S.W.T.MacDonald, M.Makela, C.L.Morris, J.D.Ortiz, R.W.Pattie, J.Ramsey, D.J.Salvat, A.Saunders, E.I.Sharapov, S.K.L.Sjue, Z.Tang, J.Vanderwerp, B.Vogelaar, P.L.Walstrom, Z.Wang, H.Weaver, W.Wei, J.Wexler, A.R.Young

Monte Carlo simulations of trapped ultracold neutrons in the UCNt experiment

RADIOACTIVITY 1n(β-); calculated neutron dynamics, trajectory and neutron detection rate in Ultra-cold neutron (UCN) magneto-gravitational neutron trap by developing an in-depth Monte Carlo model for the UCNτ experiments. Discussed implications of chaotic dynamics on controlling the systematic effects, such as spectral cleaning and microphonic heating, for a successful UCN lifetime experiment to reach 0.01% level of precision.

doi: 10.1103/PhysRevC.100.015501
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2019HE01      Nucl.Phys. A982, 635c (2019)

Y.He, S.Cao, W.Wei, T.Luo, L.-G.Pang, X.N.Wang

E-by-e jet suppression, anisotropy, medium response and hard-soft tomography

NUCLEAR REACTIONS 1H(p, γ), E at σNN=2.76 TeV;208Pb(208Pb, γ), E at σNN=2.76 TeV; measured γ-jets; deduced γ-jets distribution vs transverse momentum, azimuthal anisotropy of hard jets vs elliptic flow of bulk hadrons, suppression factor vs transverse momentum; calculated γ-jets distribution vs transverse momentum using Linear Boltzmann Transport (LBT) model with interaction in Quark-Gluon Plasma (QGP). Compared also with published data from PHENIX and STAR and the suppression factor with ATLAS data.

doi: 10.1016/j.nuclphysa.2018.11.023
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2018IT01      Phys.Rev. C 97, 012501 (2018)

T.M.Ito, E.R.Adamek, N.B.Callahan, J.H.Choi, S.M.Clayton, C.Cude-Woods, S.Currie, X.Ding, D.E.Fellers, P.Geltenbort, S.K.Lamoreaux, C.-Y.Liu, S.MacDonald, M.Makela, C.L.Morris, R.W.Pattie, J.C.Ramsey, D.J.Salvat, A.Saunders, E.I.Sharapov, S.Sjue, A.P.Sprow, Z.Tang, H.L.Weaver, W.Wei, A.R.Young

Performance of the upgraded ultracold neutron source at Los Alamos National Laboratory and its implication for a possible neutron electric dipole moment experiment

RADIOACTIVITY 1n(β-); measured cold neutron time of arrival (TOA) spectrum, UCN density, dUCNcounts normalized to the UCN monitor detector near the exit of the biological shield using upgraded ultracold neutron (UCN) source at Los Alamos National Laboratory. Discussed implication for a possible neutron electric dipole moment (EDM) experiment.

doi: 10.1103/PhysRevC.97.012501
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2018PA53      Science 360, 627 (2018)

R.W.Pattie, N.B.Callahan, C.Cude-Woods, E.R.Adamek, L.J.Broussard, S.M.Clayton, S.A.Currie, E.B.Dees, X.Ding, E.M.Engel, D.E.Fellers, W.Fox, P.Geltenbort, K.P.Hickerson, M.A.Hoffbauer, A.T.Holley, A.Komives, C.-Y.Liu, S.W.T.MacDonald, M.Makela, C.L.Morris, J.D.Ortiz, J.Ramsey, D.J.Salvat, A.Saunders, S.J.Seestrom, E.I.Sharapov, S.K.Sjue, Z.Tang, J.Vanderwerp, B.Vogelaar, P.L.Walstrom, Z.Wang, W.Wei, H.L.Weaver, J.W.Wexler, T.L.Womack, A.R.Young, B.A.Zeck

Measurement of the neutron lifetime using a magneto-gravitational trap and in situ detection

RADIOACTIVITY 1NN(β-); measured T1/2 of free neutron using ultracold neutrons stored in a magneto-gravitational trap at the Los Alamos Neutron Science Center UCN facility. Comparison with previous measurements.

doi: 10.1126/science.aan8895
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2014ME01      Phys.Rev. C 89, 014608 (2014)

D.-M.Mei, I.Marshall, W.-Z.Wei, C.Zhang

Measuring double-electron capture with liquid xenon experiments

RADIOACTIVITY 124Xe(2EC); analyzed upper limit of half-life using data from dark matter experiments XENON100 and LUX detectors. Predictions for proposed LUX-Zeplin (LZ) experiment.

doi: 10.1103/PhysRevC.89.014608
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2013WE09      Chin.J.Phys.(Taiwan) 51, 665 (2013)

W.Wei, C.-M.Pi

Non-equilibrium Beta Processes in Neutron Stars Containing Color-Superconductivity Quark Cores

doi: 10.6122/CJP.51.665
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Note: The following list of authors and aliases matches the search parameter W.Wei: , W.Z.WEI