Research Article
Improved Visible Light Photocatalytic Activity for TiO2 Nanomaterials by Codoping with Zinc and Sulfur
Figure 3
The XPS core level binding energy in SZT-3. (a) An overview XPS spectrum of the sample; (b) Ti 2p spectrum; (c) Zn 2p spectrum; and (d) S 2p spectrum.
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