Research Article
Improved Visible Light Photocatalytic Activity for TiO2 Nanomaterials by Codoping with Zinc and Sulfur
Figure 5
TEM images of (a) undoped TiO2, (b) ZT-4, and (c) SZT-3 and (d) high-resolution TEM (HRTEM) image of SZT-3.
(a) |
(b) |
(c) |
(d) |