Research Article

Characterization of Co2+- and Fe3+-Codoped TiO2 Nanomaterials for Photocatalytic Degradation of Organic Pollutants under Visible Light Irradiation

Figure 8

Plots of (a) first- and (b) second-order reaction rates for the degradation of MB over as-prepared TiO2 materials.
(a)
(b)