Figure 5

Mapping molecular electrostatic potential at B3LYP/LANL2DZ for the (a) Graphene quantum dots GQDs; (b) g-C3N4; (c) C3N4 /GQDs and (d) C3N4/GQDs.3COOH.

Mapping molecular electrostatic potential at B3LYP/LANL2DZ for the (a) Graphene quantum dots GQDs; (b) g-C3N4; (c) C3N4 /GQDs and (d) C3N4/GQDs.3COOH.