Monte Carlo-Based Finite Element Method for the Study of Randomly Distributed Vacancy Defects in Graphene Sheets

Table 2

Statistical results of natural frequencies by MC-FEM.

Per (%)	Mode	Mean (THz)	Variance^0.5
0.2	1	1.725	0.001
	2	3.287	0.003
	3	3.738	0.003
	4	5.181	0.003
0.5	1	1.721	0.002
	2	3.279	0.004
	3	3.729	0.006
	4	5.168	0.005
1	1	1.714	0.003
	2	3.265	0.006
	3	3.713	0.008
	4	5.146	0.007
5	1	1.172	0.584
	2	1.752	0.871
	3	2.196	1.090
	4	2.429	1.204