Title :
Mixing and detection of electrical signals from 10 Hz to 20 GHz in a electrostrictive fiber optic sensor
Author :
Vohra, S.T. ; Fabiny, L.
Author_Institution :
Opt. Sci. Div., Naval Res. Lab., Washington, DC, USA
Abstract :
The nonlinear strain-polarization relationship in electrostrictive ceramics is exploited to demonstrate for the first time, mixing and detection of electrical signals over 9 decades of frequency (10 Hz to 20 GHz) in a fiber optic electrostrictive sensor
Keywords :
electric field measurement; electrostriction; fibre optic sensors; internal stresses; lead compounds; microwave detectors; microwave mixers; optical fibre polarisation; piezoelectric transducers; 10 Hz to 20 GHz; PMN:PbTiO3; PbMgO3NbO3:PbTiO3; ceramics; electrical signal detection; electrical signal mixing; electrostrictive fiber optic sensor; nonlinear strain-polarization relationship; Capacitive sensors; Electrostriction; Frequency; Optical fiber sensors; Optical fibers; Optical interferometry; Optical materials; Optical sensors; Signal detection; Transducers;
Conference_Titel :
Applications of Ferroelectrics, 1994.ISAF '94., Proceedings of the Ninth IEEE International Symposium on
Conference_Location :
University Park, PA
Print_ISBN :
0-7803-1847-1
DOI :
10.1109/ISAF.1994.522469
