Phys.Rev. C 89, 014308 (2014)

Z.Y.Zhang, Z.G.Gan, L.Ma, L.Yu, H.B.Yang, T.H.Huang, G.S.Li, Y.L.Tian, Y.S.Wang, X.X.Xu, X.L.Wu, M.H.Huang, C.Luo, Z.Z.Ren, S.G.Zhou, X.H.Zhou, H.S.Xu, G.Q.Xiao

α decay of the new neutron-deficient isotope ²⁰⁵Ac

RADIOACTIVITY ^205,206Ac(α)[from ¹⁶⁹Tm(⁴⁰Ca, 4n), (⁴⁰Ca, 3n), E=196 MeV, and subsequent α decays]; measured Eα, Iα, (evaporation residues)αα-correlations, half-lives, production σ using gas-filled separator SHANS at HIRFL-Lanzhou facility; discussed J, π of parent states. ¹⁹⁸At, ²⁰²Fr(α); measured Eα, half-lives. Comparison with previous measurements. ²⁰⁰Po, ^{201,202,202m,203}At, ^{202,203,204,205,206}Fr, ^203,204,205Rn, ²⁰⁵Ra, ^205mRa(α); observed Eα, (evaporation residues)α-correlations. ^{205,206,207,208,209,210,211,212,213,214,215}Ac; systematics of Q(α) and half-lives.

doi: 10.1103/PhysRevC.89.014308