Phys.Rev. C 99, 041302 (2019); Erratum Phys.Rev. C 99, 069901 (2019)

B.Manning, G.Arbanas, J.A.Cizewski, R.L.Kozub, S.Ahn, J.M.Allmond, D.W.Bardayan, K.Y.Chae, K.A.Chipps, M.E.Howard, K.L.Jones, J.F.Liang, M.Matos, C.D.Nesaraja, F.M.Nunes, P.D.O'Malley, S.D.Pain, W.A.Peters, S.T.Pittman, A.Ratkiewicz, K.T.Schmitt, D.Shapira, M.S.Smith, L.Titus

Informing direct neutron capture on tin isotopes near the N=82 shell closure

NUCLEAR REACTIONS ²H(¹²⁴Sn, p), (¹²⁶Sn, p), (¹²⁸Sn, p), E=630 MeV; measured Ep, Ip, (recoils)p-coin, Q-value spectra, differential σ(θ) using Super Oak Ridge Rutgers University Barrel Array (SuperORRUBA) for light charged particle detection and ionization chamber for detection of beam intensity and recoils at Oak Ridge National Laboratory. ^125,127,129Sn; deduced levels, Jπ, L-transfers, spectroscopic factors. ²H(¹³⁰Sn, p), (¹³²Sn, p); reanalyzed previous experimental data. Angular distribution data compared with Finite Range Adiabatic Wave Approximation. ^{124,126,128,130,132}Sn(n, γ), E=30 keV; calculated direct-semidirect σ(n, γ) from spectroscopic information, and compared with various theoretical predictions. Relevance to r-process abundance calculations.

doi: 10.1103/PhysRevC.99.041302