Coherent detection of spontaneous Brillouin scattering combined with Raman amplification for long range distributed temperature and strain measurements

M. N. Alahbabi; Y. T. Cho; T. P. Newson

doi:10.1117/12.623443

23 May 2005 Coherent detection of spontaneous Brillouin scattering combined with Raman amplification for long range distributed temperature and strain measurements

M. N. Alahbabi, Y. T. Cho, T. P. Newson

Author Affiliations +

Proceedings Volume 5855, 17th International Conference on Optical Fibre Sensors; (2005) https://doi.org/10.1117/12.623443
Event: 17th International Conference on Optical Fibre Sensors, 2005, Bruges, Belgium

Abstract

Brillouin intensity and frequency measurements achieved temperature and strain to be unambiguously resolved with resolutions of 3.5°C and 85 με at 50km. Frequency only measurements, achieved temperature or strain resolution of 1.7°C and 35 με at 100km.

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M. N. Alahbabi, Y. T. Cho, and T. P. Newson "Coherent detection of spontaneous Brillouin scattering combined with Raman amplification for long range distributed temperature and strain measurements", Proc. SPIE 5855, 17th International Conference on Optical Fibre Sensors, (23 May 2005); https://doi.org/10.1117/12.623443

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