Fig. 3From: Effect of annealing temperature on the synthesis and photocatalytic properties of Bi0.65K0.2Ba0.15FeO3 perovskite-like nanoparticle synthesized by sol-gel methodSEM images of Bi0.65K0.2Ba0.15FeO3 nanoparticle synthesized at temperatures between 600 and 800° CBack to article page