Distributed feedback fibre laser sensor for simultaneous strain and temperature measurements in the RF domain

O. Hadeler

doi:10.1117/12.2302336

9 November 2000 Distributed feedback fibre laser sensor for simultaneous strain and temperature measurements in the RF domain

O. Hadeler

Author Affiliations +

Proceedings Volume 4185, Fourteenth International Conference on Optical Fiber Sensors; 41855D (2000) https://doi.org/10.1117/12.2302336
Event: Fourteenth International Conference on Optical Fiber Sensors, 2000, Venice, Italy

Abstract

For the first time the RF beat frequencies between two longitudinal modes and two polarisation modes of a birefringent Moiré DFB fibre laser are employed to measure strain and temperature simultaneously. The sensor accuracy was ±25 με and ±0.7°C.

Citation Download Citation

O. Hadeler "Distributed feedback fibre laser sensor for simultaneous strain and temperature measurements in the RF domain", Proc. SPIE 4185, Fourteenth International Conference on Optical Fiber Sensors, 41855D (9 November 2000); https://doi.org/10.1117/12.2302336

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