Fig. 4From: In Situ Growth of Metal Sulfide Nanocrystals in Poly(3-hexylthiophene): [6,6]-Phenyl C61-Butyric Acid Methyl Ester Films for Inverted Hybrid Solar Cells with Enhanced Photocurrenta IPCE curves of the HSCs based on P3HT:PC61BM, P3HT:PC61BM:3 wt.% CdS, and P3HT:PC61BM:3 wt.% Sb2S3. b UV–Vis absorbance spectra of the films of P3HT:PC61BM, P3HT:PC61BM:3 wt.% CdS, and P3HT:PC61BM:3 wt.% Sb2S3Back to article page