Fig. 1From: Two-Solvent Method Synthesis of NiO/ZnO Nanoparticles Embedded in Mesoporous SBA-15: Photocatalytic Properties StudyLow-angle XRD patterns of (a) SBA-15, (b) 20 % NiO/ZnO/SBA-15, (c) 30 % NiO/ZnO/SBA-15, and (d) 40 % NiO/ZnO/SBA-15Back to article page