Fig. 2From: Self-Powered All-Inorganic Perovskite Photodetectors with Fast Response SpeedComparison of a XRD patterns of CsPbI2Br films, b XRD patterns of CsPbIBr2, c absorption of CsPbIxBr3−x, d photoluminescence spectra of CsPbIxBr3−x with or without DE treatmentBack to article page