Synthesis of Visible-Light-Activated Yellow Amorphous TiO₂ Photocatalyst

Figure 5

% decolourisation of MB under the condition of dark 2 hours and light 5 hours of (a) MB, (b) MB + 0.5 g/L byam-TiO₂, (c) MB + 0.5 g/L yam-TiO₂, (d) MB + 0.2 g/L yam-TiO₂.