Preparation of Hierarchical Structure Au/ZnO Composite for Enhanced Photocatalytic Performance: Characterization, Effects of Reaction Parameters, and Oxidizing Agent Investigations

Figure 8

(a) Photocatalytic degradation of TA in ZnO and Au/ZnO composites at the different Au contents and (b) the kinetic curves. The reaction conditions: TA concentration of 10 mg/L, catalyst dosage of 0.5 g/L, pH solution of 6.0, and Hg lamp 250 W.

(a)

(b)