[CWP17A] Session of Excellent Papers in Sensors and Systems

[CWP17A-05] High Sensitivity Curvature Sensors Using stretched Four-core Fibers Through a corner-core Excitation

Lina Suo¹, Ya-Pei Peng^2,3, Haimiao Zhou¹, Shijie Ren¹, *Nan-Kuang Chen¹ (1. Liaocheng Univ. (China), 2. Shenzhen Tech. Univ. (China), 3. NK Photonics Ltd. (China))

[Presentation Style] Online

The curvature sensing is realized by a tapered four-core fiber (TFCF). When the diameter of TFCF is 7 μm and a tapered length is 2.21 mm, the sensitivity of the curvature sensor is 16.12 nm/m^-1.