DocumentCode
901480
Title
Depth profiling by phase shift detection in scanning electron-acoustic microscopy
Author
Marty-Dessus, D. ; Franceschi, J.L.
Author_Institution
Lab. d´Opt. Electron., CNRS, Toulouse, France
Volume
29
Issue
10
fYear
1993
fDate
5/13/1993 12:00:00 AM
Firstpage
843
Lastpage
844
Abstract
A method of depth profiling in an object is presented. A modulated electron beam produces acoustic waves which are detected by a piezoelectric sensor. An adapted treatment of the transmitted signal enables cuts to be obtained at different depths within the sample.
Keywords
acoustic imaging; fault location; integrated circuit testing; piezoelectric transducers; scanning electron microscopy; ultrasonic applications; ultrasonic devices; IC testing; acoustic waves; depth profiling; modulated electron beam; phase shift detection; piezoelectric sensor; scanning electron-acoustic microscopy; subsurface defects detection; transmitted signal;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19930563
Filename
216262
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