[TuC1] FBG and SDM Sensors

[TuC1-3] Fabrication and Strain Vector Characteristics of Multicore Fiber Based FBG

〇Sun Zhao¹, Deng Shunge¹, Ma Xin¹, Luo Haimei², Li Xinwan¹ (¹Shanghai Jiao Tong Univ., China, ²Jiangxi Normal Univ., China)

Keywords:fiber gratings, fiber sensing

Through novel rotation writing method of bragg grating in multicore fiber, its strain vector characteristics are analysed. The law of rotation angle and strain curvature sensitivity are obtained. Reconsitution of strain vector is verified.