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Distributed Strain and Temperature Sensing Using Brillouin Scattering

This is a technology that allows the measurement of strain and temperature along a passive fiber optic element or waveguide path over long distances utilizing the phenomenon of Brillouin Scattering.

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The purpose of this paper is to acquaint the engineer with the technology, terms and physical principles of Distributed Strain and Temperature Sensing (DSTS) using Brillouin Scattering. This is a technology that allows the measurement of strain and temperature along a passive fiber optic element or waveguide path over long distances utilizing the phenomenon of Brillouin Scattering.