3 papers
physics.atom-ph2021
Angular part of trial wavefunction for solving helium Schrödinger equation
Sanjiang Yang
In this article, the form of basis set for solving helium Schrödinger equation is reinvestigated in perspective of geometry. With the help of theorem proved by Gu , we cons…
physics.atom-ph2019
Application of the Hylleraas--spline basis set: Nonrelativistic Bethe logarithm of helium
San-Jiang Yang, Yong-Bo Tang, Yong-Hua Zhao +2
In this work, we report an application of Hylleraas--spline basis set to the nonrelativistic Bethe logarithm calculation of helium. The Bethe logarithm for , up to 1…
physics.atom-ph2018
Relativistic full-configuration-interaction calculations of magic wavelengths for the transition of helium isotopes
Fang-Fei Wu, San-Jiang Yang, Yong-Hui Zhang +4
A large-scale full-configuration-interaction calculation based on Dirac-Coulomb-Breit (DCB) Hamiltonian is performed for the and states of helium. The operato…