Efficient All-Inorganic CsPbBr₃ Perovskite Solar Cells by Using CdS/CdSe/CdS Quantum Dots as Intermediate Layers

Figure 2

(a) Photograph of CdS/CdSe/CdS solutions under the irradiation of a 365 nm lamp. (b) PL spectra of CdS/CdSe/CdS QDs. (c) Absorption spectra of CdS/CdSe/CdS QDs. (d) CV behaviors of the CdS/CdSe/CdS QDs.

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