Research Article

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

Figure 5

Pore size distributions of representative samples: (a) TiO2-1%Co, (b) TiO2-5%Co, and (c) TiO2-1%Co-2.5%Fe samples.
(a)
(b)
(c)