Fig. 3From: Mini Review on the Structure and Properties (Photocatalysis), and Preparation Techniques of Graphitic Carbon Nitride Nano-Based Particle, and Its Applicationsa Tri-s-triazine and b tri-s- triazine as unit structures of g-C3N4. Reproduced with permission [25, 31]. Copyright 2008 Royal Society of ChemistryBack to article page