Fabrication of a Porous TiO<sub>2</sub>-Coated Silica Glass Tube and Its Application for a Handy Water Purification Unit

<table>Schematic diagram of the fabrication method for porous TiO<sub>2</sub>-coated a-silica glass tube by the OVD method.</table>

International Journal of Photoenergy

Figure 1: Fabrication of a Porous TiO<sub>2</sub>-Coated Silica Glass Tube and Its Application for a Handy Water Purification Unit 