Viscosity measurement based on acousto-optic effect on fiber Bragg grating

• DOI: 10.1364/acpc.2017.su2a.88
• Publication Date: 2017-12-20T16:09:45Z
• Authors: Heng Qian; Li-Yang Shao; Wending Zhang; Xinpu Zhang; Haijun He; Xihua Zou
• Keywords: Fiber Bragg Grating; Modulation (music)

A new method for viscosity measurement has been proposed based on the acousto-optic modulation FBG. Theoretical analysis shows bandwidth of modulated FBG is related to liquid around The experimental results show sensitivity as increases from 1 mPa·s 5.5 mPa·s.