Phys.Lett. B 823, 136738 (2021)

M.S.M.Gerathy, A.J.Mitchell, G.J.Lane, A.E.Stuchbery, A.Akber, H.A.Alshammari, L.J.Bignell, B.J.Coombes, J.T.H.Dowie, T.J.Gray, T.Kibedi, B.P.McCormick, L.J.Mckie, M.S.Rahman, N.J.Spinks, B.P.E.Tee, Y.Y.Zhong, K.Zhu

Emerging collectivity in neutron-hole transitions near doubly magic ²⁰⁸Pb

NUCLEAR REACTIONS ²⁰⁹Bi(⁶Li, 2nα), (⁶Li, 4n), E=48 MeV; ²⁰⁴Pb(¹³C, 4n), E=80 MeV; measured reaction products, Eγ, Iγ. ²⁰⁹Po, ²¹¹Rn, ²¹³Ra; deduced γ-ray energies and intensities, T_1/2, B(E2), emerging collectivity beyond the shell-model valence space. Comparison with calculations. Direct fast-timing methods.

doi: 10.1016/j.physletb.2021.136738