Research Article

Tuning the Photocatalytic Activity and Optical Properties of Mesoporous TiO2 Spheres by a Carbon Scaffold

Figure 3

(a) XRD patterns of the core/shell carbon/titania composite, P25, and titania hollow spheres; (b) Tauc representation of the UV-Vis diffuse spectra of the studied photocatalysts.
178512.fig.003a
(a)
178512.fig.003b
(b)