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Determining Directions of Ultrasound in SolidsUltrasound shadows cast by grooves. Improved method for determining direction of ultrasound in materials is shadow method using Scanning laser acoustic microscopy (SLAM). Direction of ultrasound calculated from dimensions of groove and portion of surface groove shields from ultrasound. Method has variety of applications in nontraditional quality-control applications.
Document ID
19870000476
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Generazio, Edward R.
(NASA Lewis Research Center, Cleveland, Ohio.)
Roth, Don J.
(NASA Lewis Research Center, Cleveland, Ohio.)
Date Acquired
August 13, 2013
Publication Date
October 1, 1987
Publication Information
Publication: NASA Tech Briefs
Volume: 11
Issue: 9
ISSN: 0145-319X
Subject Category
Mechanics
Report/Patent Number
LEW-14473
Accession Number
87B10476
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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