Title :
Electron beam sensing of surface elastic waves
Author :
Epstein, M. ; Joshi, S.G. ; van den Heuvel, A.P.
Abstract :
A method of readout of elastic surface waves by means of an electron beam is described. The signal detected by the beam is obtained directly in the form of the envelope of an RF pulse at a carrier frequency of 6 MHz.
Keywords :
Acoustic beams; Acoustic signal detection; Delay lines; Electron beams; Electron emission; Envelope detectors; Radio frequency; Surface acoustic waves; Surface waves; Voltage;
Journal_Title :
Proceedings of the IEEE
DOI :
10.1109/PROC.1970.7601
