论文信息 - Distributed salinity sensing based on Brillouin dynamic grating

Distributed salinity sensing based on Brillouin dynamic grating

We demonstrate a distributed salinity sensor with BDG using a polyimide-coated PM-PCF by measuring the birefringence change induced by the coating swelling. The salinity accuracy is ±0.106 mol/L for the coating thickness of 20-μm.

Yongkang Dong | Taofei Jiang | Lei Teng | Jialiang Yan | Dengwang Zhou

[1] Kazuo Hotate,et al. Applications of Brillouin Dynamic Grating to Distributed Fiber Sensors , 2017, Journal of Lightwave Technology.

[2] Hwa-Yaw Tam,et al. Salinity sensor based on polyimide-coated photonic crystal fiber. , 2011, Optics express.

[3] Xiaoyi Bao,et al. Temperature-compensated distributed hydrostatic pressure sensor with a thin-diameter polarization-maintaining photonic crystal fiber based on Brillouin dynamic gratings. , 2016, Optics letters.

[4] Liang Chen,et al. Recent Progress in Brillouin Scattering Based Fiber Sensors , 2011, Sensors.