Research Article

Photocatalytic Degradation of Organic Dyes by H4SiW6Mo6O40/SiO2 Sensitized by H2O2

Figure 4

SEM images of SiO2 (a), H4SiW6Mo6O40 (b), and H4SiW6Mo6O40/SiO2 (c).
812376.fig.004a
(a)
812376.fig.004b
(b)
812376.fig.004c
(c)