Phys.Rev. C 83, 014320 (2011)

K.Kaneko, Y.Sun, T.Mizusaki, M.Hasegawa

Shell-model study for neutron-rich sd-shell nuclei

NUCLEAR STRUCTURE ³⁵Si, ^{36,37,38,40,42,43,44,46}S, ^{38,39,40,42,43,44,45,46,47,48}Ar, ^41,49Ca, ⁴⁷K; calculated levels, J, π. ⁴⁰Mg, ^{34,36,38,40,42,44,46,48,50,52}Si, ^{36,38,40,42,44,46,48,50,52,54}S, ^{38,40,42,44,46,48,50,52,54,56}Ar, ^{40,42,44,46,48,50,52,54,56,58}Ca; calculated energies of first 2+ states. Z=20, N=20-40; calculated effective proton single-particle energies. Z=8-20, N=20; calculated effective neutron single-particle energies. ^36,38,40,42Si, ^{36,38,40,42,44}S, ^{38,40,42,44,46}Ar; calculated B(E2) values for first 2+ states. ⁴⁰Mg, ⁴²Si, ⁴⁴S, ^44,46Ar, ⁴⁸Ca; calculated spectroscopic quadrupole moments of first 2+ states. ^{35,37,39,41,43}P, ^{37,39,41,43,45}Cl, ^{39,41,43,45,47,49}K; calculated 3/2+ to 1/2+ splittings. ⁴¹Si, ⁴³S, ⁴⁵Ar, ⁴⁷Ca; calculated 7/2- to 3/2- splittings. Spherical shell model in the sd-pf valence space with the extended pairing plus quadrupole-quadrupole forces accompanied by the monopole interaction (EPQQM). Comparison with experimental data for sd-shell nuclei.

doi: 10.1103/PhysRevC.83.014320