TiCl₄ Pretreatment and Electrodeposition Time Investigations of ZnO Photoelectrodes Preparation for Dye Sensitized Solar Cells

Figure 3

(a) UV-Vis absorption spectra of ZnO films. TiCl₄ pretreatment (dark yellow). Without TiCl₄ pretreatment (blue). (b) J-V curves obtained from DSSCs with TiCl₄ pretreatment (black) and DSSCs without TiCl₄ pretreatment (red).

(a)

(b)