Preparation of ZnO-Zn<sub>2</sub>TiO<sub>4</sub> Sol Composite Films  and Its Photocatalytic Activities

<table>Effect of the thickness of sol composite films on the decolorization rate. (a) 275 nm, (b) 380 nm, (c) 490 nm, and (d) ZnO-390 nm.</table>

Journal of Nanomaterials

Figure 3: Preparation of ZnO-Zn<sub>2</sub>TiO<sub>4</sub> Sol Composite Films  and Its Photocatalytic Activities 