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Multiple Scattering Simulation of Ultrasonic Shear Wave in Unidirectional Carbon/Epoxy Composites

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Figure

Fig. 1Three through-thickness wave modes in unidirectional fiber-reinforced composites, (a) longitudinal wave, (b) shear wave polarizedperpendicular to the fibers, and (c) shear wave polarized parallel to thefibers.
Fig. 2Computational model of a unidirectional composite.
Fig. 4Schematic illustration of the macroscopic one-dimensional modelwith the wave field representations, where the coefficients R, T, A and Bare determined by the continuity conditions.
Fig. 5Displacement fields for the 2 � 80 square arrangement (3 MHz), forthe fiber volume fraction (a) 30%, (b) 50% and (c) 70%.
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