Influence of halide composition on the structural, electronic, and optical properties of mixed CH${}_3$NH${}_3$Pb(I${}_{1-x}$Br${}_x$)${}_3$ perovskites calculated using the virtual crystal approximation method

Un-Gi Jong, Chol-Jun Yu, Nam-Hyok Kim +1

We investigate the structural, electronic and optical properties of mixed bromide-iodide lead perovskite solar cell CH${}_3$NH${}_3$Pb(I${}_{1-x}$Br${}_x$)${}_3$ by means of the virtual crys…