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Slope-assisted fast distributed sensing in optical fibers with arbitrary Brillouin profile
Open accessAbstract
We present a novel method, based on stimulated Brillouin scattering (SBS), for the simultaneous distributed measurement of fast strain variations along the entire length of the sensing fiber. A specially synthesized and adaptable probe wave is used to place the Brillouin interaction always on the slope of the local Brillouin gain spectrum, allowing a single pump pulse to sample fast strain variations along the full length of a fiber with an arbitrary distribution of the Brillouin frequency shift. In this early demonstration of the method, strain vibrations of a few hundred Hz are demonstrated, simultaneously measured on two different sections of an 85 m long fiber, having different static Brillouin shifts and with a spatial resolution of 1.5 m.
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Cited by
Contributed Review: Distributed optical fibre dynamic strain sensing
Masoudi, A., & Newson, T. P. (2016) · Review of Scientific Instruments · doi:10.1063/1.4939482 · Cited by 264
Tang, J., Li, X., Cheng, C., Hao, Y., Yang, B., Li, J., He, Z., Yang, Y., & Hu, W. (2024) · Optical Fiber Communication Conference (OFC) 2024 · doi:10.1364/ofc.2024.m1k.3 · Cited by 11
Metadata
- Authors
- Peled, Y., Motil, A., Yaron, L., & Tur, M.
- Venue
- Optics Express
- Publisher
- Optica Publishing Group
- Published
- 2011-09-26
- Volume
- 19
- Issue
- 21
- Pages
- 19845
- ISSN
- 1094-4087 (ISSN-L)
- OpenAlex
- W2024818008
- Cited by
- 226
- References
- 0
- FWCI
- 6.02
- Type
- journal article
- Language
- en
- Open access
- gold
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- Peled, Y., Motil, A., Yaron, L., & Tur, M. (2011). Slope-assisted fast distributed sensing in optical fibers with arbitrary Brillouin profile. Optics Express. https://doi.org/10.1364/oe.19.019845
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