Research Article

Hydrothermal Preparation of Visible-Light-Driven N-Br-Codoped Photocatalysts

Figure 7

(a) Comparison of the UV photocatalytic activities of P25, TOX, TDN, and TNB on MB photodecomposition. Time-dependent concentration of MB in solution under UV light. (b) Comparison of the visible photocatalytic activities of P25, TOX, TDN, and TNB on MB photodecomposition. Time-dependent concentration of MB in solution under visible light.
563949.fig.007a
(a)
563949.fig.007b
(b)