Proceedings of the International Conference on Magnetism
J. Phys. Colloques 49 (1988) C8-51-C8-52
DOI: 10.1051/jphyscol:1988812
EFFECTS OF ELECTRON CORRELATIONS ON MAGNON ENERGY IN IRON AND ITS ALLOYS
J. A. MorkowskiInstitute of Molecular Physics, Polish Academy of Sciences, 60-179 Pozna, Poland
Abstract
The magnon stiffness constant is calculated within the multiband itinerant electron model taking into account local charge and exchange correlations in the Gutzwiller variational approach. Computations are based upon the parametrized tight binding band structure of iron.