Research Article

AgBr-Coupled TiO2: A Visible Heterostructured Photocatalyst for Degrading Dye Pollutants

Figure 8

XPS spectra of Ag 3d (a) and Br3d (b) for AgBr/TiO2 ( ). I: before reaction, II: after the 5th reaction cycle.
254201.fig.008a
(a)
254201.fig.008b
(b)