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Showing 1 to 2 of 2 for “"INDEPENDENT PARTICLE APPROXIMATION"”.
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Impurities in Antiferromagnetic Transition-metal Oxides – Symmetry and Optical Transitions
… dielectric function is calculated within the Independent Particle Approximation, and optical transitions are evaluated in multiple different ways. Peaks in the imaginary part of the dielectric function are compared energetically to orbitally decomposed density of states calculations. Optical …
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ΜΕΛΕΤΗ ΤΟΥ ΜΟΝΤΕΛΛΟΥ HUBBARD ΓΙΑ ΕΛΚΤΙΚΑ ΔΥΝΑΜΙΚΑ ΜΕΤΑΞΥ ΤΩΝ ΗΛΕΚΤΡΟΝΙΩΝ
… THE PERIODIC ONE- BODY SELF CONSISTENT STATIC APPROXIMATION. OUR RESULTS ARE IN GOOD AGREEMENT WITH THE EXISTENT MANY-BODY RESULTS, FOR NUMBER OF ELECTRONS PER LATTICE SITE, TAKING ALL VALUES FROM 0 TO 2. WEFIND AN ENERGY GAP AT THE FERMI LEVEL AND A LOWER ENERGY THAN THAT OBTAINED BYTHE USUAL …