In this work, we report about the deflection estimation of bi-dimensional structure, by using Fiber Bragg Gratings (FBGs) as strain sensors embedded in the structure and an algorithm based on
In order to deal with the problem of shape sensing, this paper presents a prototype optical fiber shape sensor based on a triangular configuration, with each fiber containing 10 Fiber
In this study, a two-mode fiber Bragg grating (TM-FBG) structure was fabricated, with its cladding layer surrounding the grating area partially etched away for enhanced sensitivity for
Fiber Bragg grating (FBG)-based sensors are increasingly used for temperature and strain monitoring in both fission and fusion facilities, whereas their long-term mechanical reliability
In this paper, an optimized layout method of fiber Bragg grating (FBG) sensor network based on modified artificial fish swarm algorithm (MAFSA) is proposed. Firstly, the elliptical sensing
This work reviews the fiber‐optic sensors based on Bragg gratings, long period gratings, interferometers, surface plasmon resonance, fluorescence,
Fiber Bragg gratings are very efficient at temperature sensing and are easy to implement; however, they always need additional techniques to discriminate the Bragg shifts by temperature and by
This study proposes a strain-based approach for quantitatively assessing the reinforcement corrosion using a quasi-distributed fiber Bragg grating (FBG) sensing system. A three
Jianwei Wu, Y uming Dong, "Fiber Bragg grating-based temperature- compensated force sensor development for minimally invasive surgery," Proc.
Accurate perception of catheter shape is critical for safe navigation in minimally invasive cardiovascular interventions. This paper presents a compact fiber-optic shape sensing approach
As Fiber Bragg Grating sensors work through guiding optical signals in glass material, they are immune to any electromagnetic radiation and
The sensor is based on a Fiber Bragg grating (FBG) integrated with a novel staggered parallelogram hollow-slot structure. The sensor features an ultra-compact design with an outer diameter of only 1.3
Abstract To address the degradation in wing shape reconstruction accuracy caused by the drift of fiber Bragg grating (FBG) sensing signals under dynamic force-thermal coupling conditions in
FBG sensors are used to monitor strain and temperature in pipelines, ensuring operational safety and preventing leaks. They can also detect changes in downhole environments during drilling operations.
Different sensing schemes are described, including FBG strain sensors based on mode splitting. Their operation principle and performance are
Fiber Bragg grating (FBG) sensors have emerged as advanced tools for monitoring a wide range of physical parameters in various fields, including
Abstract Fiber Bragg grating (FBG) sensors have long been thought of as the ideal sensors for structural health monitoring (SHM) due to their small size, light weight, ability to be
Fiber Bragg grating strain sensors possess various key characteristics that enhance their performance and suitability across multiple industrial and technical
This platform primarily consists of cryogenic-resistant fiber Bragg grating strain sensors, fiber bragg grating temperature sensors, a fiber Bragg grating demodulator, the test workpiece, and a
This paper presents a novel optical fiber axial strain sensor based on a Fabry–Perot interferometer (FPI) cavity incorporating Fiber Bragg Gratings (FBGs) and a tapered fiber, which has
In this study, we designed and analyzed the performance of FBG sensors for sensitive and real-time monitoring of mechanical strain. With an emphasis on strain-induced Bragg-wavelength shifts, this
Abstract Soft 2D tactile sensors are becoming increasingly important in robotics and human-machine interaction. In this paper, we propose a new approach to develop a soft tactile
These changes are measured with fiber optic Bragg grating sensors which have been implemented in high loaded structural parts of the fuselage of the DIANA I-A, which is operated by the Spanish
Optical fiber sensors present several advantages in relation to other types of sensors. These advantages are essentially related to the optical fiber
A temperature-compensated microwave photonic filter (MPF) based fiber Bragg grating (FBG) strain interrogation system is proposed and experimentally validated.
Different sensing schemes are described, including FBG strain sensors based on mode splitting. Their operation principle and performance are reported and compared with the conventional
This work presents a compact fiber Bragg grating (FBG)-based sensor that decouples curvature/strain and temperature effects using a configurable rectangular optical fiber design.
To address these challenges, this paper proposes a Transformer-based data fusion framework that integrates multisensor data streams from piezoelectric transducer (PZT) capturing ul
An electronic device has a surface that detects force when a user touches it. It uses special optical waveguides with Bragg gratings to measure changes in light wavelength caused by the applied
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