Increase of the Photocatalytic Activity of TiO_𝟐 by Carbon and Iron Modifications

Figure 1

(A) Diffuse reflectance spectra of modified and pure TiO₂, (B) plot of transformed Kubelka-Munk function versus the energy of the light absorbed; (a) TiO₂, (b) TiO₂-2.98%C, (c) TiO₂-0.42%C, (d) TiO₂-0.03%C.

(a)

(b)