Extensional Waves Along the Edge of an Elastic Plate

[+] Author and Article Information
J. J. McCoy

Department of Civil Engineering and Engineering Mechanics, Columbia University, New York, N. Y.

R. D. Mindlin

Columbia University, New York, N. Y.

J. Appl. Mech 30(1), 75-78 (Mar 01, 1963) (4 pages) doi:10.1115/1.3630108 History: Received December 19, 1961; Online September 16, 2011


A solution of second-order equations of extensional motion of plates is obtained for waves traveling along a free edge. The usual Rayleigh-type wave is found to become more and more confined to the edge of the plate as the frequency increases. Above a certain frequency another edge wave is found.

Copyright © 1963 by ASME
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