Interface Study of ITO/ZnO and ITO/SnO<sub>2</sub> Complex Transparent Conductive Layers and Their Effect on CdTe Solar Cells

<table>The UPS spectra of ITO/ZnO thin films.</table>

International Journal of Photoenergy

Figure 7: Interface Study of ITO/ZnO and ITO/SnO<sub>2</sub> Complex Transparent Conductive Layers and Their Effect on CdTe Solar Cells 