619761.fig.005
Figure 5: Photocatalytic degradation of SRB in different systems, (SRB) = 1.5 × 10−5 mol/L, (BiOBr) = 0.2 g/L, pH = 3, (a) SRB/Vis; (b) β-BiOBr/SRB/Dark; (c) α-BiOBr/SRB/Dark; (d) β-BiOBr/SRB/Vis; (e) α-BiOBr/SRB/Vis.