S₁-ZGV Modes of a Linear and Nonlinear Profile for Functionally Graded Material Using Power Series Technique

Table 2

S₁-ZGV and cut-off frequencies of the different FGMs for and .

FGM plate
	(MHz)	(MHz)	(MHz)	(MHz)
Cr-ceramic	2.29	2.40	2.15	2.25
Cr-Si	2.30	2.40	2.18	2.28
Ni-ceramic	2.15	2.25	2.00	2.12
Ni-Si	2.14	2.28	2.01	2.14
Cu-ceramic	1.86	1.94	1.59	1.69
Cu-Si	1.80	1.87	1.62	1.71