Research Article

Neodymium-Doped with Anatase and Brookite Two Phases: Mechanism for Photocatalytic Activity Enhancement under Visible Light and the Role of Electron

Figure 10

Photodegradation efficiencies of Rh-B (10 μM, 100 mL) over 0.1 g of Nd-doped TiO2 with Ti : Nd = 11 : 1 under visible light with the presence of different scavengers, 5 mM sodium oxalate and KI, and 0.5 mM K2Cr2O6.