Phys.Lett. B 850, 138503 (2024)

J.G.Wang, Z.G.Gan, Z.Y.Zhang, M.H.Huang, L.Ma, M.M.Zhang, H.B.Yang, C.L.Yang, Y.H.Qiang, X.Y.Huang, Z.Zhao, S.Y.Xu, Z.C.Li, L.X.Chen, L.C.Sun, H.Zhou, X.Zhang, X.L.Wu, Y.L.Tian, Y.S.Wang, J.Y.Wang, W.X.Huang, M.L.Liu, Z.W.Lu, Y.He, Z.Z.Ren, S.G.Zhou, X.H.Zhou, H.S.Xu, V.K.Utyonkov, A.A.Voinov, Yu.S.Tsyganov, A.N.Polyakov

α-decay properties of new neutron-deficient isotope ²⁰³Ac

RADIOACTIVITY ²⁰³Ac, ¹⁹⁹Fr, ¹⁹⁵At, ¹⁹¹Bi(α) [from ¹⁶⁹Tm(⁴⁰Ca, 6n)²⁰³Ac, E=226 MeV]; measured decay products, Eα, Iα; deduced α-particle energies, transitions T_1/2, J, π, partial decay scheme, reduced α-decay widths, proton separation energies, the onset of deformation in neutron-deficient Ac isotopes. Comparison with systematics. The superconducting linear accelerator, China Accelerator Facility for superheavy Elements (CAFE2) at Institute of Modern Physics, Chinese Academy of Sciences.

doi: 10.1016/j.physletb.2024.138503