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Pulsed-based Brillouin scattering sensors have large measurement times of 5-10 minutes, making them unsuitable for dynamic strain measurements. In this paper, we describe a Brillouin optical correlation domain analysis based fiber optic sensor for dynamic strain sensing at a rate of about 50 Hz.
Lasers and Electro-Optics, 2003. CLEO/Pacific Rim 2003. The 5th Pacific Rim Conference on (Volume:2 )
Date of Conference: 15-19 Dec. 2003