Research Article

Synthesis, Characterization, and Photocatalytic Tests of N-Doped Zinc Oxide: A New Interesting Photocatalyst

Figure 5

Disappearance of 2,4-dichlorophenol (20 mg L−1) and chloride evolution (a) and TPs formation (b) in the presence of bare and N-doped zinc oxide (St method) N-ZnO_St (1 gL−1) under visible light. Hydroquinone (HQ), resorcinol (Res), and 4-chlorophenol (4-CP) concentration over time are plotted.
(a)
(b)