Facile Preparation of Efficient WO<sub>3</sub> Photocatalysts Based on Surface Modification

<div>SEM images of bare WO<sub>3</sub> (a), Cu(II)-WO<sub>3</sub> (b), and Cu(II)-WO<sub>3</sub>/TiO<sub>2</sub> (c).</div>

Journal of Nanomaterials

Figure 1: Facile Preparation of Efficient WO<sub>3</sub> Photocatalysts Based on Surface Modification 