Research Article

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

Figure 2

UV-Vis-DRS spectrum of the samples prepared in different nitrogen compounds (NF400:NH4F; NH400:NH3; NC400:NH4HCO3; AA400:NH4OOCCH3; UR400:CH4N2O).
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