Takahiro Ishimaru, Y. Wakisaka, Hiroshi Takahashi, D. Iida, Y. Koshikiya
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Fast BOTDA acquiring method based on broadband light as a probe signal
We propose a fast BOTDA-based large dynamic strain measurement technique with a broadband ASE probe light. We demonstrate the distributed measurement of 25 Hz vibration with the 380 µε amplitude.
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