Table 6: Numerical results for clamped-sliding end DWCNTs: in columns 1 and 3, the first two dimensionless fundamental frequencies and , with , are reported, while in column 2, the first frequency , with  TPa, is listed.


05.5938.93110.215
0.15.5098.79710.062
0.25.2788.4289.640
0.34.9497.9029.038
0.44.5757.3048.355
0.54.1976.7027.666