Local density approximation for exchange in excited-state density functional theory

Preprint English OPEN
Harbola, Manoj K.; Samal, Prasanjit;
(2004)
  • Subject: Condensed Matter - Other Condensed Matter

Local density approximation for the exchange energy is made for treatment of excited-states in density-functional theory. It is shown that taking care of the state-dependence of the LDA exchange energy functional leads to accurate excitation energies.
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