Preparation of Nano-Ag-TiO₂ Composites by Co-60 Gamma Irradiation to Enhance the Photocurrent of Dye-Sensitized Solar Cells

Table 2

Bandgap energy () of the as-prepared nano-Ag-TiO₂ composites in powder and Ag-TiO₂ photoanode films, calculated by the Kubelka-Munk plot.

	Bandgap (eV)
	As-prepared nano-Ag-TiO2 composites	Ag-TiO2 photoanode films
TiO2	3.1	3.1
0.25 Ag-TiO2	3.1	3.1
0.50 Ag-TiO2	3.0	3.1
0.75 Ag-TiO2	2.8	3.1