Electric field sensitive optical fibre using piezoelectric polymer coating

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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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