Table 3.

Position and ratio of the band areas A_D/A_G and full width at half maximum of the carbon D- and G-bands in the Raman spectra.

sample	position (D) / cm−1	position (G) / cm−1	AD/AG	FWHM (D) / cm−1	FWHM (G) / cm−1
NCS-550	1348	1598	2.67	303	78
NCS-700	1338	1602	2.75	267	92
NCS-850	1347	1601	2.54	235	90
NCS-1000	1349	1601	1.87	188	102
g-NCS-550	1345	1600	2.63	285	80
g-NCS-700	1339	1601	2.76	266	92
g-NCS-850	1345	1586	1.24	104	85
g-NCS-1000	1347	1581	1.04	89	71