Microscopic model for the semiconductor-to-ferromagnetic-metal transition in FeSi${}_{1-x}$Ge${}_x$ Alloys

Kai-Yu Yang, Y. Yamashita, A. M. Läuchli +2

The simplified bandstructure introduced by Mazurenko et al to model FeSi is used to analyze the singlet semiconductor to ferromagnetic metal transition in the isoelectronic isostru…