Photocatalytic Characterization of Fe- and Cu-Doped ZnO Nanorods Synthesized by Cohydrolysis

Figure 4

FT-IR spectra of the Cu-doped ZnO nanopowder. Doping concentrations of 0, 2, 5, 8 and 10 wt.% (Wave number were measured from 200 to 2000 cm⁻¹).