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NSR database version of May 24, 2024.

Search: Author = J.J.Parker

Found 4 matches.

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2022AN10      Phys.Rev. C 105, 055806 (2022)

M.Anastasiou, I.Wiedenhover, J.C.Blackmon, L.T.Baby, D.D.Caussyn, A.A.Hood, E.Koshchiy, J.C.Lighthall, K.T.Macon, J.J.Parker, T.Rauscher, N.Rijal

Measurement of the 18Ne(α, p)21Na reaction with the ANASEN active-target detector system at Ec.m. = 2.5-4 MeV

NUCLEAR REACTIONS 4He(18Ne, p), E=2.5-4 MeV; measured reaction products, Ep, Ip, (particle)p-coin; deduced σ(E) to ground state, bound states, unbound sates and total σ(E), astrophysical reaction rates. Comparison to other experimental data and Hauser-Feschbach calculations. Active-target (filled with 4He) detector Array for Nuclear Astrophysics and Structure with Exotic Nuclei (ANASEN) at the John D. Fox Superconducting Accelerator Laboratory of Florida State University.

doi: 10.1103/PhysRevC.105.055806
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2770.


2017PA02      Phys.Rev.Lett. 118, 052501 (2017)

J.J.Parker, IV, I.Wiedenhover, P.D.Cottle, J.Baker, D.McPherson, M.A.Riley, D.Santiago-Gonzalez, A.Volya, V.M.Bader, T.Baugher, D.Bazin, A.Gade, T.Ginter, H.Iwasaki, C.Loelius, C.Morse, F.Recchia, D.Smalley, S.R.Stroberg, K.Whitmore, D.Weisshaar, A.Lemasson, H.L.Crawford, A.O.Macchiavelli, K.Wimmer

Isomeric Character of the Lowest Observed 4+ State in 44S

NUCLEAR REACTIONS Be(46Ar, 2p)44S, E=99 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, level T1/2, B(E2). Plunger apparatus at GRETINA.

doi: 10.1103/PhysRevLett.118.052501
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2016DU02      Phys.Rev. C 93, 021302 (2016)

R.Dungan, S.L.Tabor, V.Tripathi, A.Volya, K.Kravvaris, B.Abromeit, D.D.Caussyn, S.Morrow, J.J.Parker, P.-L.Tai, J.M.VonMoss

Radiative decay of neutron-unbound intruder states in 19O

NUCLEAR REACTIONS 9Be(14C, α)19O, E=30, 35 MeV; measured Eγ, Iγ, αγ-, αγγ-coin using Compton suppressed Ge detector for γ rays and Si ΔE-E telescope for α particles at FSU John D. Fox Superconducting Laboratory. 19O; deduced levels, states above S(n), J, π. Comparison with shell model calculations in the 0p-0d-1s model space using the psdu interaction. Discussed competition between electromagnetic and neutron emission from unbound states, and comparison with an experimental neutron resonance yield curve from 18O(n, γ). Level systematics of 17,19,21O.

NUCLEAR STRUCTURE 19O; calculated levels, J, π, Γn, Γγ, spectroscopic factors. Shell model calculations using the psdu interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.93.021302
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2015VO12      Phys.Rev. C 92, 034301 (2015)

J.M.VonMoss, S.L.Tabor, V.Tripathi, A.Volya, B.Abromeit, P.C.Bender, D.D.Caussyn, R.Dungan, K.Kravvaris, M.P.Kuchera, R.Lubna, S.Miller, J.J.Parker, P.-L.Tai

Higher-spin structures in 21F and 25Na

NUCLEAR REACTIONS 9Be(14C, np), E=30, 35, 45 MeV; 9Be(18O, np), E=35 MeV; measured Ep, Ip, Eγ, Iγ, pγ-, γγ-coin, γ(θ), level half-lives by DSAM using ΔE-E telescopes for particles and Compton-suppressed Ge detectors for γ rays at FSU tandem accelerator. 21F, 25Na; deduced levels, J, π, multipolarity, B(M1), B(E1), B(E2). Comparison with previous experimental data, and with shell model calculations using USDA and WBP interactions.

NUCLEAR STRUCTURE 21F, 25Na; calculated levels, J, π, B(M1), B(E1), B(E2) using shell model with USDA and WBP interactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.034301
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


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