Tribomechanical Properties of a Carbon-Based Nanolayer Prepared by Nitrogen Ion Beam Assisted Deposition for Finger Joint Replacements

Table 2

The results of Raman spectra.

	Peak no.
	1		2		3
Layer type	Peak position; (cm^−1)	Intensity; (a.u.)	Peak position; (cm^−1)	Intensity; (a.u.)	Peak position; (cm^−1)	Intensity; (a.u.)	Ratio; I(1 + 2)/I3
IBAD 20 nm	1127 ± 15	(0.818 ± 0.016)E6	1385 ± 16	(4.653 ± 0.044)E6	1565 ± 13	(1.629 ± 0.012)E6	3.36
IBAD 40 nm	1150 ± 16	(0.721 ± 0.008)E6	1402 ± 19	(4.577 ± 0.009)E6	1565 ± 12	(1.672 ± 0.010)E6	3.17
C 40 nm	1123 ± 11	(0.539 ± 0.006)E6	1394 ± 10	(4.286 ± 0.011)E6	1567 ± 18	(1.564 ± 0.009)E6	3.09