NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = R.Unz Found 4 matches. 2023BH05 Phys.Rev. C 108, 024312 (2023) Soumi.Bhattacharya, V.Tripathi, S.L.Tabor, A.Volya, P.C.Bender, C.Benetti, M.P.Carpenter, J.J.Carroll, A.Chester, C.J.Chiara, K.Childers, B.R.Clark, B.P.Crider, J.T.Harke, R.Jain, S.N.Liddick, R.S.Lubna, S.Luitel, B.Longfellow, M.J.Mogannam, T.H.Ogunbeku, J.Perello, A.L.Richard, E.Rubino, S.Saha, O.A.Shehu, R.Unz, Y.Xiao, Y.Zhu β- decay of neutron-rich 45Cl located at the magic number N=28 RADIOACTIVITY 45Cl(β-), (β-n)[from Be(48Ca, X), E=140 MeV/nucleon]; measured Eγ, Iγ, Eβ, Iβ, βγ-coin; deduced T1/2, Q values, β-feedings, branchings; calculated logft. 44,45Ar; deduced levels, J, π. Comparison to shell-model calculations with FSU interaction. Systematics of the first excited 2+ state energy for the even-A Ar isotopes (from N= 20 to 30). Beta Counting System (BCS) equipped with a 986 υm thick pixelated (40 strips x 40 strips) DSSD detector, followed by SSCD and surrounded by 16 Clover detectors at NSCL. NUCLEAR STRUCTURE 43,44,45Ar; calculated levels, J, π, B(M1), B(E2), proton and neutron occupation numbers. Shell-model calculations with FSU interaction. Comparison to experimental data.
doi: 10.1103/PhysRevC.108.024312
2022CH09 Phys.Rev. C 105, 024319 (2022) A.Chester, B.A.Brown, S.P.Burcher, M.P.Carpenter, J.J.Carroll, C.J.Chiara, P.A.Copp, B.P.Crider, J.T.Harke, D.E.M.Hoff, K.Kolos, S.N.Liddick, B.Longfellow, M.J.Mogannam, T.H.Ogunbeku, C.J.Prokop, D.Rhodes, A.L.Richard, O.A.Shehu, A.S.Tamashiro, R.Unz, Y.Xiao Half-life measurement of the 199-keV isomeric state in 76Ga RADIOACTIVITY 76Zn(β-)[from 76Cu β- formed in 9Be(86Kr, X), E=140 MeV/nucleon]; 76Ga(IT)[from 76Zn(β-)]; measured Eβ, Iβ, Eγ, Iγ, βγ-coin. 76Ga; deduced levels J, π, transition strength, T1/2 of the 199-keV isomeric transition from time difference between pulses produced by β-decay populating the isomeric state and γ from the decay of the isomer. Systematics of low-lying levels in 72,74,76,78,80Ga. Beam implantation in CeBr detector (NSCL-MSU ). NUCLEAR STRUCTURE 76Ga; calculated levels, J, π, transition strength. Shell model calculations in the jj44 model space with the jun45, jj44b, and jj44c Hamiltonians.
doi: 10.1103/PhysRevC.105.024319
2022TR03 Phys.Rev. C 106, 064314 (2022) V.Tripathi, S.Bhattacharya, E.Rubino, C.Benetti, J.F.Perello, S.L.Tabor, S.N.Liddick, P.C.Bender, M.P.Carpenter, J.J.Carroll, A.Chester, C.J.Chiara, K.Childers, B.R.Clark, B.P.Crider, J.T.Harke, B.Longfellow, R.S.Lubna, S.Luitel, T.H.Ogunbeku, A.L.Richard, S.Saha, N.Shimizu, O.A.Shehu, Y.Utsuno, R.Unz, Y.Xiao, S.Yoshida, Y.Zhu β- decay of exotic P and S isotopes with neutron number near 28 RADIOACTIVITY 42,43,44P, 44,46S(β-), (β-n) [from Be(48Ca, X), E=140 MeV/nucleon)]; 41S(β-) [from 42P(β-n]; measured Iβ, Eγ, Iγ, βγ-coin, (implant)γ-coin; deduced T1/2, logft, delayed neutron emission probabilities. 42P; deduced J, π of the ground state. 42,41S, 41Cl; deduced levels, J, π, transition intensities. The half-lives were extracted from the fitting of decay curves. Comparison to calculations performed with shell-model using SDPFSDG-MU interaction. Beta Counting System (BCS) - 40x40 DSSD as the implant and β detector, surrounded by a γ-array of 16 Clover detectors in close geometry (NSCL).
doi: 10.1103/PhysRevC.106.064314
2021CH56 Phys.Rev. C 104, 054314 (2021) A.Chester, B.A.Brown, S.P.Burcher, M.P.Carpenter, J.J.Carroll, C.J.Chiara, P.A.Copp, B.P.Crider, J.T.Harke, D.E.M.Hoff, K.Kolos, S.N.Liddick, B.Longfellow, M.J.Mogannam, T.H.Ogunbeku, C.J.Prokop, D.Rhodes, A.L.Richard, O.A.Shehu, A.S.Tamashiro, R.Unz, Y.Xiao Identification of a new isomeric state in 76Zn following the β decay of 76Cu RADIOACTIVITY 76Cu(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon, followed by separation of fragments of interest using A1900 fragment separator at NSCL-MSU facility]; measured reaction products, particle identification plot of ions implanted in CeBr3 detector, Eγ, Iγ, (76Cu implants)γ-coin, γγ-coin, T1/2 of a nanosecond isomer by fast timing method using an array of 16 HPGe clover detectors and 15 LaBr3 detectors. 76Zn; deduced levels, J, π, new isomer, Comparison with shell-model calculations. NUCLEAR STRUCTURE 76Zn; calculated levels, J, π, level T1/2, isomers, proton and neutron occupancy numbers of negative-parity isomeric states using shell model with jj4b, jj4c and JUN45 interactions. Comparison with experimental data.
doi: 10.1103/PhysRevC.104.054314
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