Title :
New electrostatic probe for absolute measurement of amplitude of surface acoustic wave
Author :
Moreau, J.B. ; Hashim, Ramzy ; Neau, J.C.
Author_Institution :
Laboratoire de Circuits et Mesures Electroniques Conservatoire National des Arts et Métlers, Paris, France
Abstract :
A new electrostatic probe is proposed for the absolute measurement of the amplitude of s.a.w. propagating on piezoelectric materials. Experimental measurements have been done on Y-cut Z-propagation LiNbO3 and results are compared with those obtained using an optical probe.
Keywords :
acoustic intensity measurement; electrostatic devices; lithium compounds; probes; surface acoustic waves; ultrasonic measurement; SAW amplitude measurement; Y-cut Z-propagation LiNbO3; absolute measurement; electrostatic probe; piezoelectric materials;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19790110
