Abstract: This study presents a novel fiber Bragg grating (FBG) refractive index (RI) sensor featuring a circular refractive index modulation (RIM) region, fabricated by integrating femtosecond laser ...

Light beamed through fiber can be used to test and monitor fiber networks. It is also increasingly being used as a sophisticated sensor for the world around the fiber cable. On the surface, an optical ...

School of Physics and Optoelectronics, Xiangtan University, Xiangtan, Hunan, China Accurate reconstruction of optical fiber curves has important applications in fields like medicine, aerospace, and ...

As one of the cutting-edge research areas in modern physics, space-based gravitational wave detection aims at capturing gravitational wave signals in the mHz frequency band. A key technological ...

Programmable photonic logic on chips: coupled-cavity (photonic molecule) gates, CMT models, Typer CLI, hardware hooks, and tests for room-temp→quantum.

A hybrid phase demodulation structure combining a 3 × 3 coupler and Sagnac interferometer is proposed to improve the spatial resolution and phase demodulation performance of the phase-sensitive ...

MONTPELLIER, France--(BUSINESS WIRE)--Regulatory News: Sensorion (FR0012596468 – ALSEN) a pioneering clinical-stage biotechnology company specializing in the development of novel therapies to restore, ...

Current extrinsic fiber acoustic sensors face two primary challenges. The first lies in the time-varying initial phase of the interference signal, which arises from environmental vibrations, ...