Fig. 6From: The impregnation of ZnO onto ZSM-5 derived from red mud for photocatalytic degradation of methylene blueN2 adsorption isotherm and pore size distribution of (a) ZSM-5, (b) 20-ZnO/ZSM-5, (c) 34-ZnO/ZSM-5 (d) 54-ZnO/ZSM-5, and (e) 67-ZnO/ZSM-5Back to article page