Fabrication of Al-Doped TiO<sub>2</sub> Visible-Light Photocatalyst for Low-Concentration Mercury Removal

<table>Optical absorption spectra of synthesized Al-doped TiO<sub>2</sub> and commercial P-25 photocatalyst.</table>

International Journal of Photoenergy

Figure 4: Fabrication of Al-Doped TiO<sub>2</sub> Visible-Light Photocatalyst for Low-Concentration Mercury Removal 