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most citedAccurate interaction energies from perturbation theory based on Kohn-Sham model

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cond-mat.str-el2004

Second-order electronic correlation effects in a one-dimensional metal

Rafał Podeszwa, Leszek Z. Stolarczyk

The Pariser-Parr-Pople (PPP) model of a single-band one-dimensional (1D) metal is studied at the Hartree-Fock level, and by using the second-order perturbation theory of the electr…