Femtosecond laser-inscribed off-axis high-order mode long-period grating for independent sensing of curvature and temperature
We propose and demonstrate a novel curvature and temperature sensor based on an off-
axis small-period long-period fiber grating (SP-LPG) which is inscribed in a single mode …
axis small-period long-period fiber grating (SP-LPG) which is inscribed in a single mode …
Temperature-insensitive curvature sensor with few-mode-fiber based hybrid structure
An in-fiber interferometric curvature sensor based on few-mode fiber (FMF) with high
sensitivity and broad measurement range has been proposed, and the simulation analysis …
sensitivity and broad measurement range has been proposed, and the simulation analysis …
Machine-learning-assisted omnidirectional bending sensor based on a cascaded asymmetric dual-core PCF sensor
B Huang, X Sheng, J Cao, H Jia, W Gao, S Gu… - Optics Letters, 2023 - opg.optica.org
An omnidirectional bending sensor comprising cascaded asymmetric dual-core photonic
crystal fibers (ADCPCFs) is designed and demonstrated experimentally. Upon cascading …
crystal fibers (ADCPCFs) is designed and demonstrated experimentally. Upon cascading …
Temperature-insensitive two-dimensional vector bending sensor based on Fabry-Pérot interferometer incorporating a seven-core fiber
B Qi, B Su, F Zhang, O Xu, Y Qin - IEEE Photonics Journal, 2022 - ieeexplore.ieee.org
We proposed and experimentally demonstrated a temperature-insensitive two-dimensional
(2D) vector bending sensor on the basis of Fabry-Pérot Interferometer (FPI). The sensor is …
(2D) vector bending sensor on the basis of Fabry-Pérot Interferometer (FPI). The sensor is …
Nanocellulose-based biodegradable bend sensors
In this work, nanocellulose was used as a polymer substrate to obtain a biodegradable bend
sensor. Nanocellulose was extracted from reed stalks by an environmentally friendly …
sensor. Nanocellulose was extracted from reed stalks by an environmentally friendly …
Helical long-period gratings in three-core fiber for directional curvature and torsion measurements
We proposed a dual-parameter sensor designed for detecting directional curvature and
torsion. The sensor was fabricated utilizing CO 2 laser system to inscribe helical long-period …
torsion. The sensor was fabricated utilizing CO 2 laser system to inscribe helical long-period …
Orientation-discriminating curvature sensor based on a chirped fiber Bragg grating Fabry–Perot interferometer
A directionally discriminable curvature sensor based on a chirped fiber Bragg grating Fabry–
Perot interferometer (CFBG-FPI) is proposed and demonstrated by staggering two CFBGs in …
Perot interferometer (CFBG-FPI) is proposed and demonstrated by staggering two CFBGs in …
Two-dimensional displacement (bending) sensor based on cascaded Fabry–Perot interferometers fabricated in a seven-core fiber
We demonstrated a two-dimensional vector displacement (bending) sensor with high
angular resolution based on Vernier effect generated by two cascaded Fabry–Perot …
angular resolution based on Vernier effect generated by two cascaded Fabry–Perot …
Directional bending sensor based on Mach-Zehnder interferometer formed by side-polished multimode fiber
This work proposes a fiber bending sensor based on the Mach-Zehnder interferometer (MZI)
constructed using a side-polished multimode fiber (MMF) with bending direction recognition …
constructed using a side-polished multimode fiber (MMF) with bending direction recognition …
Two-dimensional vector bending sensor based on a hole-assisted three-core fiber coupler
We demonstrate a two-dimensional vector bending sensor based on a hole-assisted three-
core fiber (HATCF) coupler. The sensor is built by splicing a section of HATCF between two …
core fiber (HATCF) coupler. The sensor is built by splicing a section of HATCF between two …