Figure 2From: Nanostructured Al-ZnO/CdSe/Cu2O ETA solar cells on Al-ZnO film/quartz glass templates The optical transmittance spectra. (a) Quartz/Al-ZnO film/Al-ZnO nanostructures, (b) quartz/Al-ZnO film/Al-ZnO nanostructures/CdSe, and (c) quartz/Al-ZnO film/Al-ZnO nanostructures/CdSe/Cu2O.Back to article page