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σ-BOTDA : exploiting frequency symmetry in Brillouin sensors
Le Floch, Sébastien; Sauser, Florian
2025
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Résumé

We propose a new, simplified Brillouin Optical Time-Domain Analyzer that takes full advantage of frequency-symmetrical signals by measuring the dispersion of the probe power thanks to orthogonal polarizations of the dual-pump or probe.

Détails

Titre
σ-BOTDA : exploiting frequency symmetry in Brillouin sensors
Auteur(s)/ trice(s)
Le Floch, Sébastien (School of Engineering – HE-Arc Ingénierie, HES-SO University of Applied Sciences and Arts Western Switzerland)
Sauser, Florian (School of Engineering – HE-Arc Ingénierie, HES-SO University of Applied Sciences and Arts Western Switzerland)
Date
2025-05-22
Publié dans
29th International Conference on Optical Fiber Sensors
Volume
2025
Pages / Numéro d'article
6
Pagination & équivalents
4 p.
Présenté à
29th International Conference on Optical Fiber Sensors, Porto, Portugal, 2025-05-25, 2025-05-30
DOI
https://doi.org/10.1117/12.3052509
Mots-clés (libres)
polarization ; picosecond phenomena ; sensors ; signal to noise ratio ; fiber bragg gratings ; energy transfer ; fiber optics sensors
Type de papier
published full paper
Domaine
Ingénierie et Architecture
Ecole
HE-Arc Ingénierie
Institut
Aucun institut
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