Figure 1From: CuInS2 quantum dot-sensitized TiO2 nanorod array photoelectrodes: synthesis and performance optimizationFESEM images. (a) TiO2 nanorod array (top view), (b) TiO2 NRAs after 7 cycles of CuInS2 SILAR deposition (top view), (c) and (d) are the corresponding larger magnification images of (a) and (b), (e) and (f) are the cross-sectional SEM images of TiO2 NRAs grown on FTO substrate before and after CuInS2 deposition.Back to article page