Phys.Rev.Lett. 121, 192502 (2018)

C.Delafosse, D.Verney, P.Marevic, A.Gottardo, C.Michelagnoli, A.Lemasson, A.Goasduff, J.Ljungvall, E.Clement, A.Korichi, G.De Angelis, C.Andreoiu, M.Babo, A.Boso, F.Didierjean, J.Dudouet, S.Franchoo, A.Gadea, G.Georgiev, F.Ibrahim, B.Jacquot, T.Konstantinopoulos, S.M.Lenzi, G.Maquart, I.Matea, D.Mengoni, D.R.Napoli, T.Niksic, L.Olivier, R.M.Perez-Vidal, C.Portail, F.Recchia, N.Redon, M.Siciliano, I.Stefan, O.Stezowski, D.Vretenar, M.Zielinska, D.Barrientos, G.Benzoni, B.Birkenbach, A.J.Boston, H.C.Boston, B.Cederwall, L.Charles, M.Ciemala, J.Collado, D.M.Cullen, P.Desesquelles, G.de France, C.Domingo-Pardo, J.Eberth, V.Gonzalez, L.J.Harkness-Brennan, H.Hess, D.S.Judson, A.Jungclaus, W.Korten, A.Lefevre, F.Legruel, R.Menegazzo, B.Million, J.Nyberg, B.Quintana, D.Ralet, P.Reiter, F.Saillant, E.Sanchis, Ch.Theisen, J.J.Valiente Dobon

Pseudospin Symmetry and Microscopic Origin of Shape Coexistence in the ⁷⁸Ni Region: A Hint from Lifetime Measurements

NUCLEAR REACTIONS ⁹Be(²³⁸U, X)⁸⁸Kr/⁸⁶Se/⁸⁴Ge, E=6.2 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced level lifetimes, B(E2) values. Comparison with available data. Recoil-distance Doppler shift method.

doi: 10.1103/PhysRevLett.121.192502