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Conferences > OFS > 2022 > Th4 > Th4.69

Remote fiber optic strain sensing with π-shifted fiber Bragg gratings

Swapnil Daxini, Deniz Aydin, Jack Barnes, and Hans-Peter Loock

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Abstract

We present a strain sensing system capable of measuring strain over 75 km using a diode laser locked to a π-shifted grating. The system has applications in remote sensing of ocean turbulence and seismic activity.

© 2022 The Author(s)

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