Improving the Morphology of the Perovskite Absorber Layer in Hybrid Organic/Inorganic Halide Perovskite MAPbI₃ Solar Cells

Figure 3

(a) Typical J-V characteristics of four perovskite devices fabricated under different atmospheric conditions. Red: vacuum, black: 30% RH, blue: 60% RH condition, and violet: 90% RH

(b) IPCE spectra of four perovskite devices fabricated under different atmospheric conditions. Red: vacuum, black: 30% RH, blue: 60% RH condition, and violet: 90% RH