Wave Propagation Analysis in Composite Laminates Containing a Delamination Using a Three-Dimensional Spectral Element Method

Table 1

Material properties of composite lamina.

𝐸1 (GPa)	𝐸2 (GPa)	𝐸3 (GPa)	𝐺12 (GPa)	𝐺13 (GPa)	𝐺23 (GPa)	υ 12	υ 13	υ 23	ρ(10^3 kg/m^3)
128.1	8.2	8.2	4.7	4.7	3.44	0.27	0.27	0.2	1.57