Vanadium Pentoxide Nanoparticles Doped ZnO: Physicochemical, Optical, Dielectric, and Photocatalytic Properties

Figure 9

Photocatalytic degradation of MB over prepared materials under visible light, (a) without catalyst, (b) UV-vis spectra of MB degradation over 7 V catalyst, (c) change in the concentration of MB versus time, (d) pseudo-first-order kinetics plot of the photodegradation of MB in the presence of prepared catalysts.

(a)

(b)

(c)

(d)