[WC2] Fibers and Devices for Fiber Sensing

12:15 PM - 12:30 PM JST(3:15 AM - 3:30 AM UTC)

[WC2-5] High-Sensitivity Fiber Mach–Zehnder Interferometer with an Ultrabroadband Single Wavelength Dip

○Wei-Jhou Chen¹, Ching-Hsiang Shih¹, Yi-Chia Hsia¹, Yan-Han Lu¹, Cheng-Ling Lee¹ (1. Electro-Optical Engineering, National United University (Taiwan))

Keywords:

Hollow core and microstructured fibers,Other novel fibers,fiber devices and applications,Distributed fiber optical sensing,fibers and fiber devices for sensing

We propose an ultracompact fiber Mach–Zehnder interferometer with a strong single-wavelength-dip interference spectrum and enhanced broadband sensitivity using two cascaded tiny sections of hollow-core fibers filled with lower refractive-index and high thermo-optic coefficient liquid.