Preparations, Characterizations, and a Comparative Study on Photovoltaic Performance of Two Different Types of Graphene/TiO₂ Nanocomposites Photoelectrodes

Table 1

Intensity ratios of the Raman bands () and percentage mass of elements from EDX techniques of graphite, graphene oxide (GO), and reduced graphene oxide (rGO).

Samples	Before heat treatment			After heat treatment
	Raman bands	Percentage mass from EDX		Raman bands	Percentage mass from EDX
		C	O		C	O
Graphite	0.257	N/A	N/A	N/A	N/A	N/A
GO	0.802	52.55	47.44	0.960	52.58	47.40
rGO	0.975	71.04	28.95	1.002	64.11, 15.98	35.89, 84.02