The Jahn-Teller active fluoroperovskites $A\mathrm{Cr}{\mathrm{F}}_3$ $A=\mathrm{N}{\mathrm{a}}^{+},{\mathrm{K}}^{+}$: thermo- and magneto optical correlations as function of the $A$-site

F. L. M. Bernal, F. Lundvall, S. Kumar +4

Chromium (II) fluoroperovskites $A\mathrm{Cr}{\mathrm{F}}_3(A=\mathrm{N}{\mathrm{a}}^{+},{\mathrm{K}}^{+})$ are strongly correlated Jahn-Teller active materials at low temperatures. In this paper, we examine the role…