International Journal of Photoenergy / 2012 / Article / Fig 1

Research Article

Nitrogen-Doped Photocatalyst Prepared by Mechanochemical Method: Doping Mechanisms and Visible Photoactivity of Pollutant Degradation

Figure 1

XRD patterns of the nitrogen-doped and nondoped TiO2 (sample ground with 1.40 g of NH4F (NF400), ground with water (WG400), and the raw TiO2 (TO400); all three samples were calcined at 400°C for 2 h; A: anatase, R: rutile).

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