Structure, magnetism and electronic properties in 3$d$-5$d$ based double perovskite (Sr${}_{1-x}$Ca${}_x$)${}_2$FeIrO${}_6$ (0 $\le$ $x$ $\le$ 1): A combined experimental and theoretical investigation

K. C. Kharkwal, Roumita Roy, Harish Kumar +6

The 3$d$-5$d$ based double perovskites offer an ideal playground to study the interplay between electron correlation ($U$) and spin-orbit coupling (SOC) effect, showing exotic phys…