Fig. 16

(a) J–V curves and (b) QE curves as a function of the incident wavelength for an optimized Al: ZnO/ZnO/CdS/CZTS/BSF/Mo solar cell, assuming alternative BSF materials.
(a) J–V curves and (b) QE curves as a function of the incident wavelength for an optimized Al: ZnO/ZnO/CdS/CZTS/BSF/Mo solar cell, assuming alternative BSF materials.