We investigate the orbital selective Mott transition in two-band Hubbard models by means of the Gutzwiller variational theory. In particular, we study the influence of a finite local hybridisation between electrons in different orbitals on the metal-insulator transition.
@article{arxiv.0707.0965,
title = {Hybridisation in two-band Hubbard models with different bandwidths},
author = {Joerg Buenemann and David Rasch and Florian Gebhard},
journal= {arXiv preprint arXiv:0707.0965},
year = {2009}
}
Comments
11 pages, 12 figures, submitted to Journal of Physics: Condensed Matter