Phys.Rev. C 113, 044330 (2026)

K.Dong, Y.-S.Wu, G.-X.Zhang, M.-L.Liu, Z.Huang, D.Mengoni, H.-B.Lv, Z.-W.Jiao, S.-P.Hu, W.-W.Qu, C.-B.Li, Y.Zheng, H.-Q.Zhang, C.-X.Yuan, H.-B.Sun, N.Wang, C.-L.Zhang, B.R.Goncalves, J.-L.Chen, L.Jiang, R.Cao, C.Huang, Y.-N.Tan, J.J.Valiente-Dobon, D.Testov, M.Mazzocco, A.Gozzelino, C.Parascandolo, D.Pierroutsakou, M.La Commara, A.Goasduff, D.Bazzacco, D.R.Napoli, F.Galtarossa, F.Recchia, A.Illana, I.Zanon, S.Aydin, G.de Angelis, M.Siciliano, R.Menegazzo, S.M.Lenzi, G.-L.Zhang

New level scheme and lifetime measurement of the 13/2⁺ state in ²⁰⁹Po

NUCLEAR REACTIONS ²⁰⁹Bi(⁶Li, 2nα), E=28, 30, 34 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and relative intensities, DCO ratios, multipolarities, initial and final states J, π, level T_1/2. Comparison with systematics, configuration-interaction-shell-model calculations. The GALILEO array, the Tandem-XTU accelerator at INFN-LNL, Italy.

doi: 10.1103/nv9n-g5b5