Research Article

TiO2/Diazonium/Graphene Oxide Composites: Synthesis and Visible-Light-Driven Photocatalytic Degradation of Methylene Blue

Table 2

values for direct and indirect transitions of the investigated samples.

Sample (indirect) (eV) (direct) (eV)

TiO2/GO2.713.15
Dia-GO2.623.12
T0.05-100/Dia-GO2.353.09