Author:
Shi Zhengxuan,Yang Jiang,Li Hao,Yan Baoqiang,Yuan Qiong,Sun Qizhen,Yan Zhijun
Abstract
We demonstrate fiber crust deformation detection system based on coherent phase detection. With sensitivity enhancement design and compensation scheme, the system can reach a strain resolution of 151pε@ 0.01Hz, which could record the crust deformation.