Optimization of the Shell Thickness of the ZnO/CdS Core-Shell Nanowire Arrays in a CZTS Absorber

Figure 6

Reflection as a function of wavelength for thin-film (red curve), CdS shell of 30 nm (blue curve), CdS shell of 70 nm (green curve), CdS shell thickness (black curve), and CdS shell of 100 nm (light blue curve).