Characterization of Carbon Nanofibers Treated with Thermal Nitrogen as a Catalyst Support Using Point-of-Zero Charge Analysis

Table 2

Graphite nanofiber peak positions and the intensity ratio of Raman spectroscopy bands.

Sample name	(%) 1300–1400 cm^−1	(%) 1580–1600 cm^−1	Degree of graphitization	(%)	The relative value ratio of amorphous carbon to graphite intensity
G-com	180	150	0.454	65	0.433
1Gcom-1h	135	95	0.413	45	0.473
1Gcom-3h	110	85	0.435	35	0.411
1Gcom-6h	95	67	0.413	30	0.448
0.5Gcom-3h	115	85	0.425	40	0.471

, , : disorder, graphite, and amorphous intensities, respectively.
-band and -band: disorder () and graphite () frequency.