The exchange charge density and potential of a Dirac-Fock relativistic free-electron gas are obtained, providing a justification for and corrections to the local potential commonly used in Dirac-Slater atomic, molecular and solid state calculations.
|Original language||English (US)|
|Number of pages||5|
|Journal||Journal of Physics B: Atomic and Molecular Physics|
|State||Published - Dec 1 1977|
ASJC Scopus subject areas
- Atomic and Molecular Physics, and Optics