NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = A.Choplin Found 2 matches. 2022WI02 Phys.Rev. C 105, 065805 (2022) M.Williams, A.M.Laird, A.Choplin, P.Adsley, B.Davids, U.Greife, K.Hudson, D.Hutcheon, A.Lennarz, C.Ruiz Constraints on key 17O(α, γ)21Ne resonances and impact on the weak s process NUCLEAR REACTIONS 4He(17O, γ)21Ne, E(cm)=1311, 811, 721, 634, 613 keV; measured reaction products, recoiling 21Ne nuclei, (recoil)γ-coin using DRAGON facility of ISAC-I at TRIUMF, and a 4π array of 30 BGO scintillators; deduced time-of-flight (TOF) spectra for resonant yield measurements. 21Ne; deduced levels, resonances, resonance strengths, and compared with previous experimental results. 17O(α, γ)21Ne, T=0.010-10.0 GK; deduced thermonuclear reaction rates using sing the RATESMC Monte Carlo code, and s-process elemental yields.
doi: 10.1103/PhysRevC.105.065805
2019TA20 Phys.Lett. B 798, 134894 (2019) M.P.Taggart, C.Akers, A.M.Laird, U.Hager, C.Ruiz, D.A.Hutcheon, M.A.Bentley, J.R.Brown, L.Buchmann, A.A.Chen, J.Chen, K.A.Chipps, A.Choplin, J.M.D'Auria, B.Davids, C.Davis, C.Aa.Diget, L.Erikson, J.Fallis, S.P.Fox, U.Frischknecht, B.R.Fulton, N.Galinski, U.Greife, R.Hirschi, D.Howell, L.Martin, D.Mountford, A.St.J.Murphy, D.Ottewell, M.Pignatari, S.Reeve, G.Ruprecht, S.Sjue, L.Veloce, M.Williams A direct measurement of the 17O(α, γ)21Ne reaction in inverse kinematics and its impact on heavy element production NUCLEAR REACTIONS 4He(17O, γ)21Ne, E=160, 202, 290, 360 keV/nucleon; measured reaction products, Eγ, Iγ; deduced resonance strengths, S-factors, astrophysical reaction rates.
doi: 10.1016/j.physletb.2019.134894
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