Single-particle structure of the N = 20, 28 isotones within the dispersive optical modelстатья
Информация о цитировании статьи получена из
Web of Science,
Scopus
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 24 января 2020 г.
Аннотация:The neutron single-particle characteristics of the N = 20, 28 isotones at 8 < Z < 30 were
calculated within the dispersive optical model. The global parameters of the spin-orbit and imaginary
parts of the potential as well as surface absorption independent on neutron-proton asymmetry and increased
diffuseness at large neutron excess were used in the calculations. The suitability of the global parameters
to predict the evolution of the neutron single-particle structure of nuclei near the neutron drip line was
investigated. The following results are in agreement with the available experimental data: the reduction of
the particle-hole energy gaps, the degeneration of the 1f7/2 and 2p states and then a change in the 1f7/2,
2p3/2 level sequence and more rapid reduction of the 2p-splitting in comparison with the 1f-splitting with
Z decreasing. The predictive power of the dispersive optical model with respect to neutron-rich nuclei is
demonstrated.