The Generalized Gutzwiller Method for n=>2 Correlated Bands: First Order Metal-Insulator Transitions
Strongly Correlated Electrons
2008-02-03 v2
Abstract
We have generalized the Gutzwiller method to the cases of n=>2 correlated bands and report studies on a degenerate two-band model with Hund's rule type on-site interactions. At half band filling the metal-insulator transitions are usually of first order.
Keywords
Cite
@article{arxiv.cond-mat/9611032,
title = {The Generalized Gutzwiller Method for n=>2 Correlated Bands: First Order Metal-Insulator Transitions},
author = {J. Buenemann and W. Weber},
journal= {arXiv preprint arXiv:cond-mat/9611032},
year = {2008}
}
Comments
11 pages in Latex, 3 figures. Accepted for publication in Phys. Rev. B (Brief Reports). Figure 2 was mistakenly a copy of figure 3 and has now been replaced by the correct figure 2