Oxygen Vacancy-Mediated Interfacial Charge Transfer of Au/ZnO Schottky Heterojunctions for Enhanced UV Photodegradation

Figure 13

Schematic illustrations of photogenerated carrier transfer and recombination transient process for pristine R-ZnO (a) and Au/R-ZnO nanosystem (b) in ambient condition under 266 nm irradiation, respectively.

(a)

(b)