Photocatalysts Photocatalysis 8 Titanium dioxide 8 Heterojunctions 4 Photocatalyst 4 Scanning electron microscopy 4 Transmission electron microscopy 4 X ray diffraction 4 2,4,6-Triphenylpyrilium 2 Acetaldehyde 2 Adsorption of organic molecules 2 Advanced Oxidation Processes 2 Amorphous materials 2 Aromatic sulfides 2 Atomic force microscopy 2 BET surface area measurement 2 Bi2WO6 2 BiOCl 2 Bismuth compounds 2 Bismuth tungstate 2 Bismuth tungstates 2 Catalysts 2 Cerium 2 Cerium compounds 2 Cerium doping 2 Charge carriers 2 Charge transfer 2 Chlorine compounds 2 Complexation 2 Composite photocatalyst 2