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. 2019 Oct 1;7:649. doi: 10.3389/fchem.2019.00649

Figure 7.

Figure 7

(a) Photocatalytic activity; (b) plot of In(C0/Ct) vs. irradiation time over pure BiOBr and pure g-C3N4, BiOBr-g-C3N4 composites; (c) adsorption curves of BPA in the dark; (d) N2 adsorption-desorption isotherms curves.