This new sensor demonstrates exceptional acetylene-detection sensitivity with a simple fiber-splicing design, which could ...

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

A new technical paper titled “Hybrid tungsten oxyselenide/graphene electrodes for near-lossless 2D semiconductor phase modulators” was published by researchers at Nanyang Technological University, ...

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 ...

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 ...

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, ...