Fig. 4From: Impedance Analysis of Thin Films of Organic-Inorganic Perovskites CH3NH3PbI3 with Control of MicrostructureMicrostructure of films CH3NH3PbI2.98Cl0.02 after heat treatment at 80 °С and the ratio of starting reagents (PbI2 and CH3NH3І) 1:1 (a), 1:2 (b), and 1:3 (c)Back to article page