Griffiths phase and critical behavior in layered Sr${}_2$IrO${}_4$ ferromagnet

A. Rathi, Sonam Perween, P. K. Rout +10

We report the existence of Griffiths phase (GP) and its influence on critical phenomena in layered Sr${}_2$IrO${}_4$ ferromagnet (T${}_C$ = 221.5 K). The power law behavior of inverse ma…