Light-Driven Preparation, Microstructure, and Visible-Light Photocatalytic Property of Porous Carbon-Doped TiO₂

Figure 3

TEM images of (a) C-TiO₂(UV), (b) C-TiO₂(200), (c) TiO₂(500), and (d) HRTEM image of TiO₂(500).

(a)

(b)

(c)

(d)