Generalized Schrieffer-Wolff transformation of multi-flavor Hubbard models

Seung-Sup B. Lee, Jan von Delft, Andreas Weichselbaum

We give a self-contained derivation of the low-energy effective interactions of the SU($N$) Hubbard model, a multiflavor generalization of the one-band Hubbard model, by using a ge…