Fig. 4: Influence of processing solvents on energetics and performances of PM6:Y6 BHJ devices.

APS spectra of neat PM6 and PM6:Y6 blend films processed from (a) CF and (b) CB. DOS distributions are shown in the inset. c J-V characteristics and d EQE spectra of PM6:Y6 BHJ devices overlaid with the absorbance of corresponding films.