NDT.net - February 2001, Vol. 6 No. 2

NDE of Composites Using Leaky Lamb Waves (LLW)

Yoseph Bar-Cohen, Shyh-Shiuh Lih
Jet Propulsion Laboratory, Caltech
MS 82-105, 4800 Oak Grove Dr., Pasadena, CA 91109
e-mail: yosi@jpl.nasa.gov
web: http://ndeaa.jpl.nasa.gov
Ajit K. Mal
Mechanical and Aerospace Engineering Department
University of California, Los Angeles, CA 90095
e-mail: ajit@ucla.edu


Leaky lamb wave phenomenon

LLW Theory and data inversion

Data Acquisition

Dispersion Curves with Enhanced Mode Identification




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