Hybridisation in two-band Hubbard models with different bandwidths
classification
❄️ cond-mat.str-el
keywords
differenthubbardhybridisationmodelstransitiontwo-bandbandwidthselectrons
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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.
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