ZnO Film Photocatalysts

Figure 3

Adsorption spectra of MO solution in the presence of different ZnO nanostructures. (a) ZnO films. (b) ZnO nanocones. (c) ZnO commercial powder. (d) Degradation rate curve of ZnO films, ZnO nanocones, and ZnO commercial powder.

(a)

(b)

(c)

(d)