Phys.Rev. C 100, 044302 (2019)

J.R.Stone, K.Morita, P.A.M.Guichon, A.W.Thomas

Physics of even-even superheavy nuclei with 96 < Z < 110 in the quark-meson-coupling model

NUCLEAR STRUCTURE ^{244,246,248,250,252,254}Cf, ^{246,248,250,252,254,256}Fm; calculated ground state binding energies and compared to values in AME-2016. ^{234,236,238,240,242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280}Cm, ^{236,238,240,242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282}Cf, ^{238,240,242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284}Fm, ^{240,242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286}No, ^{242,244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288}Rf, ^{244,246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288,290}Sg, ^{246,248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288,290,292}Hs, ^{248,250,252,254,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288,290,292,294}Ds; calculated deformation energies and neutron pairing energies as a function of the quadrupole deformation parameter β₂, S(2n), Q(α), shape coexistence in N=168-184 Sg nuclei. ^40,48Ca, ^56,68,78Ni, ⁹⁰Zr, ^100,132Sn, ¹⁴⁶Gd, ²⁰⁸Pb; calculated proton and neutron single-particle energies. ²⁴⁴Cm, ²⁴⁸Cf, ²⁵²Fm, ²⁵⁶No, ²⁶⁰Rf, ²⁶⁴Sg, ²⁶⁸Hs, ²⁷²Ds; calculated neutron single-particle states. Quark-meson-coupling (QMC) model. Comparison with available experimental data from AME-2016 and databases at NNDC.

doi: 10.1103/PhysRevC.100.044302