Electronic structure and magnetic properties of pyroxenes (Li,Na)TM(Si,Ge)2O6: novel low-dimensional magnets with 90 bonds

S. V. Streltsov, D. I. Khomskii

The results of the LSDA+U calculations for pyroxenes with diverse magnetic properties (Li,Na)TM(Si,Ge)${}_2$O${}_6$, where TM is the transition metal ion (Ti,V,Cr,Mn,Fe), are presented…