Table 4.

Elemental composition of N-rGO.

Sample	Elemental Analysis
	Nitrogen/%	Oxygen/%
GO	-	42.985 ± 5
N-rGO-1N-600 °C	8.351 ± 5	1.496 ± 5
N-rGO-1N-700 °C	7.053 ± 5	1.255 ± 5
N-rGO-1N-800 °C	6.982 ± 5	0.464 ± 5
N-rGO-2N-600 °C	10.204 ± 5	0.789 ± 5
N-rGO-2N-700 °C	7.697 ± 5	0.613 ± 5
N-rGO-2N-800 °C	7.490 ± 5	0.239 ± 5
N-rGO-3N-600 °C	15.431 ± 5	3.475 ± 5
N-rGO-3N-700 °C	11.981 ± 5	3.029 ± 5
N-rGO-3N-800 °C	9.578 ± 5	1.082 ± 5