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Electric field sensitive optical fibre using piezoelectric polymer coating

Electric field sensitive optical fibre using piezoelectric polymer coating

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© The Institution of Electrical Engineers
Published

Optical fibres coated with piezoelectric polymers are shown to be sensitive conductorless detectors of electric fields. The phase shift of a fibre coated with a polymer containing PVF2 was found to be 2.3 × 10−5 radians per V/m of electric field per metre of fibre.

Inspec keywords: electric field measurement; piezoelectric transducers; electric sensing devices; optical fibres; piezoelectric materials

Other keywords: polyvinylidene fluoride; electric sensing devices; conductorless detectors of electric fields; PVF2; electric field sensitive optical fibre; piezoelectric polymer coating

Subjects: Piezoelectric and ferroelectric devices; Piezoelectricity and electrostriction; Sensing devices and transducers; Fibre optics and fibre waveguides; Piezoelectric and ferroelectric materials; Measurement of basic electric and magnetic variables; Voltage measurement; Fibre optics

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      • Carome, E.F., Koo, K.P.: `PVF', Proceedings of IEEE ultrasonics symposium, 1980, , p. 710–712.
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      • K.P. Koo , E.F. Carome . Frequency mixing in fibre-optic interferometer systems. Electron. Lett. , 380 - 382
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