Bifacial 8.3%/5.4% front/rear efficiency ZnO:Al/n-Si heterojunction solar cell produced by spray pyrolysis

Schematic diagram of the bifacial 8.3%/5.4% front/rear efficiency laminated grid silicon solar cell with AZO/(nn+)Cz-Si/IFO structure produced in this work by ultrasonic spray pyrolysis.204