Applications of four-body exponentially correlated functions

Abstract

We demonstrate the applicability of four-body exponentially correlated functions for the accurate calculations of relativistic effects in lithium-like atoms and present results for matrix elements of various operators which involve negative powers of interparticle distances.

8 pages, 1 figure, 8 tables

References in corpus (6)

• Theoretical energies of low-lying states of light helium-like ions
• Fine structure of helium-like ions and determination of the fine structure constant
• Ground state wave function and energy of the lithium atom
• Relativistic, QED, and finite nuclear mass corrections for low-lying states of Li and Be${}^{+}$
• Ground state of Li and Be${}^{+}$ using explicitly correlated functions
• Recurrence Formulas for Fully Exponentially Correlated Four-Body Wavefunctions

Cited by in corpus (6)

• Ground state hyperfine splitting in ^6,7Li atoms and the nuclear structure
• Ground state hyperfine splitting in the Be${}^{+}$ ion
• Analytical two-center integrals over Slater geminal functions
• Correlation energies for many-electron atoms with explicitly correlated Slater functions
• Size consistency and counterpoise correction in explicitly correlated calculations of interaction energies and interaction-induced properties
• Variational Calculations of Positronium Scattering with Hydrogen