Phys.Rev. C 99, 064302 (2019)

S.Biswas, A.Lemasson, M.Rejmund, A.Navin, Y.H.Kim, C.Michelagnoli, I.Stefan, R.Banik, P.Bednarczyk, S.Bhattacharya, S.Bhattacharyya, E.Clement, H.L.Crawford, G.de France, P.Fallon, G.Fremont, J.Goupil, B.Jacquot, H.J.Li, J.Ljungvall, A.Maj, L.Menager, V.Morel, R.Palit, R.M.Perez-Vidal, J.Ropert, D.Barrientos, G.Benzoni, B.Birkenbach, A.J.Boston, H.C.Boston, B.Cederwall, J.Collado, D.M.Cullen, P.Desesquelles, C.Domingo-Pardo, J.Dudouet, J.Eberth, V.Gonzalez, L.J.Harkness-Brennan, H.Hess, A.Jungclaus, W.Korten, M.Labiche, A.Lefevre, R.Menegazzo, D.Mengoni, B.Million, D.R.Napoli, A.Pullia, B.Quintana, D.Ralet, F.Recchia, P.Reiter, F.Saillant, M.D.Salsac, E.Sanchis, O.Stezowski, Ch.Theisen, J.J.Valiente-Dobon, M.Zielinska

Effects of one valence proton on seniority and angular momentum of neutrons in neutron-rich ^122-131₅₁Sb isotopes

NUCLEAR REACTIONS ⁹Be(²³⁸U, F)¹²²Sb/¹²³Sb/¹²⁴Sb/¹²⁵Sb/¹²⁶Sb/¹²⁷Sb/¹²⁸Sb/¹²⁹Sb/¹³⁰Sb/¹³¹Sb, E=6.2 MeV/nucleon; measured reaction products, Eγ, Iγ, γγ- and (fragment)γ-coin, T_1/2 of isomers by γγ(t) using the VAMOS++ spectrometer for fragment identification and the AGATA array with EXOGAM detectors for γ detection at GANIL. ^{122,123,124,125,126,127,128,129,130,131}Sb; deduced levels, J, π, isomers, bands, and B(E2). Systematics of excitation energies and B(E2) values in ^{118,119,120,121,122,123,124,125,126,127,128,129,130}Sn, ^{121,122,123,124,125,126,127,128,129,130,131}Sb. Comparison with shell model calculations. Discussed neutron-neutron and neutron-proton interactions, and neutron seniority mixings.

doi: 10.1103/PhysRevC.99.064302