DocumentCode
972926
Title
Fringe pattern around surface crack observed with scanning acoustic microscope
Author
Yamanaka, Keiji ; Enomoto, Yoshihide
Author_Institution
Mechanical Engineering Laboratory, Tsukuba, Japan
Volume
17
Issue
18
fYear
1981
Firstpage
638
Lastpage
640
Abstract
A surface crack of MgO single crystal was observed with a scanning acoustic microscope and a fringe pattern was found around the cracking line. A model was proposed in which a leaky Rayleigh wave reflected by the crack plays an essential role in the formation of the fringe pattern.
Keywords
acoustic microscopes; cracks; ultrasonic materials testing; MgO; fringe pattern; model; scanning acoustic microscope; surface crack;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19810448
Filename
4245925
Link To Document