International Journal of Photoenergy / 2012 / Article / Fig 3

Research Article

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

Figure 3

UV-Vis diffuse reflectance spectra of pure TiO2 (a), Nd-doped TiO2 with Ti : Nd = 23 : 1 (b), and Nd-doped TiO2 with Ti : Nd = 11 : 1 (c).

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