Title :
Advances in non-contact and air-coupled transducers [US materials inspection]
Author :
Hutchins, D.A. ; Schindel, D.W.
fDate :
Oct. 31 1994-Nov. 3 1994
Abstract :
This paper reviews the various forms of non-contact devices that are currently available for ultrasonic materials inspection. The use of such devices is illustrated by describing a series of experiments to both measure properties and image defects
Keywords :
acoustoelectric transducers; capacitance measurement; flaw detection; reviews; surface acoustic wave transducers; ultrasonic imaging; ultrasonic materials testing; ultrasonic transducers; Si; Si surface; air-coupled transducers; capacitance transducers; defect detection; defect imaging; electromagnetic acoustic transducers; hybrid laser/EMAT systems; laser based surface wave experiments; laser generated signals; noncontact transducers; ultrasonic materials inspection; Acoustic imaging/mapping; Acoustic testing; Acoustoelectric transducers; Capacitance transducers; Flaw detection; Nondestructive testing; Surface acoustic wave transducers;
Conference_Titel :
Ultrasonics Symposium, 1994. Proceedings., 1994 IEEE
Conference_Location :
Cannes, France
Print_ISBN :
0-7803-2012-3
DOI :
10.1109/ULTSYM.1994.401811
