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Multiple-Octave-Spanning Vibration Sensing Based on Simultaneous Vector Demodulation of 499 Fizeau Interference Signals from Identical Ultra-Weak Fiber Bragg Gratings Over 2.5 km
Multi-point vibration sensing at the low frequency range of 0.5–100 Hz is of vital importance for applications such as seismic monitoring and underwater acoustic imaging. Location-resolved multi-point sensing using a single fiber and a single demodulation system can greatly reduce system deployment...
Autores principales: | Li, Yi, Qian, Li, Zhou, Ciming, Fan, Dian, Xu, Qiannan, Pang, Yandong, Chen, Xi, Tang, Jianguan |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
MDPI
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5796311/ https://www.ncbi.nlm.nih.gov/pubmed/29329265 http://dx.doi.org/10.3390/s18010210 |
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