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M. Causa, and A. Zupan, Density Functional LCAO calculations for solids: comparison among Hartree-Fock DFT Local Density Approximation, and DFT Generalized Gradient Approximation structural properties, Int. J. Quantum Chem. Symp. S28, 633-644 (1994).


Abstract:

The Density-Functional method, with Linear Combination of Atomic Orbitals, has been applied to eight crystals; the lattice equilibrium parameters, and the lattice formation energies have been calculated at the Hartree-Fock level (HF), at the hybrid Hartree-Fock Density-Functional level (DFT/HF), and at the Kohn-Sham Density-Functional level (DFT). The band structures and the electronic charge distributions at the DFT and HF levels are compared.