Paper
13 May 2000 Shearographic imaging of the interaction of ultrasonic waves and defects in plates
David Devillers, Frederic Taillade, Daniel L. Osmont, Jean-Claude Krapez, Michel B. Lemistre, Francois X. Lepoutre
Author Affiliations +
Abstract
We present shearographic imaging of the interaction of AO waves with defects in plates. The images are good when the plates are composite plates, due to some attenuation of the waves which prevents reflections. Those images contain information on the interaction between waves and defects. Nevertheless, this information is very difficult to extract and this extraction need numerical models. Here we show some examples of interaction. It is expected that this images will help to better understand the wave-defect interaction and will help to define and optimize health monitoring systems for carbon-epoxy plates and sandwich plates.
© (2000) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
David Devillers, Frederic Taillade, Daniel L. Osmont, Jean-Claude Krapez, Michel B. Lemistre, and Francois X. Lepoutre "Shearographic imaging of the interaction of ultrasonic waves and defects in plates", Proc. SPIE 3993, Nondestructive Evaluation of Aging Materials and Composites IV, (13 May 2000); https://doi.org/10.1117/12.385485
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CITATIONS
Cited by 3 scholarly publications.
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KEYWORDS
Wave plates

Aluminum

Skin

Shearography

Composites

Ultrasonics

Wave propagation

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