Applications of optical fiber sensors in marine
When external environmental changes occur, they induce variations in the effective refractive index and the grating period of the optical fiber grating,
Internal temperature field monitoring and condition evaluation of main
In this work, a multi-point temperature sensor based on wavelength-multiplexed sapphire fiber Bragg gratings (SFBGs) were fabricated via the point-by-point method with a femtosecond laser.
Fiber-Optical-Sensor-Based Technologies for Future Smart-Road
Focus is also given to fiber-optic-sensor-based solutions for smart road applications, encompassing both well-established techniques such as Fiber Bragg Grating (FBG) sensors and distributed sensing
In-situ and direct wear measurement of full-size water-lubricated
Fiber Bragg Gratings (FBGs) are one of the most popular technology within fiber-optic sensors, and they allow the measurement of mechanical, thermal, and physical parameters.
Improved Viscoelastic Numerical Simulation and In Situ Dynamic FBG
Based on in situ measurement experiments utilizing Fiber Bragg Grating (FBG) sensors, the evolution of residual strain and temperature variations during the curing process was measured
Inter-grating fiber spaced multi-DRLPG doped optical sensor
An optical sensor uses two special structures called dual resonant long period gratings (DRLPGs) that are spaced apart by a specific type of fiber. This design helps the sensor remain unaffected by
Long-Term Mechanical Properties of Smart Cable Based on FBG
Abstract: In order to ensure the testing range and long-term reliability of the fiber Bragg grating (FBG) used for the smart cable, a smart cable embedded with FBG strain sensors based on the
High-Temperature Sustainable FBG-Based Er-Doped Fiber Laser for
We report an Er-doped fiber laser for highresolution temperature sensing over a wide temperature range. The laser was constructed in a ring-cavity structure and was able to operate
Advanced Functional Optical Fiber Sensors for Smart
Owing to the intrinsic properties of FBG sensors, which are sensitive to the surrounding temperature, pressure, and strain, Huang et al. innovatively
Soft 2D tactile sensor based on fiber Bragg gratings and machine
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 sensor using
A miniature triaxial force sensor based on fiber Bragg gratings for
This paper presents a miniature triaxial force sensor based on fiber Bragg grating (FBG) for detecting the interaction forces between the tip of flexible endoscopic surgical robots and tissue.
Fiber Bragg Gratings
Fiber Bragg gratings are reflective structures in the core of an optical fiber with a periodic or aperiodic perturbation of the effective refractive index.
Fiber Bragg Grating low-frequency accelerometer based on spring
Through the comparative analysis of each accelerometer parameter in Table 2, it can be concluded that the Fiber Bragg Grating low-frequency accelerometer based on the spring structure
Long-term thermal stability and calibration of Type-II fiber Bragg
Abstract This paper investigates the long-term thermal stability of Type-II fiber Bragg grating (FBG) arrays, inscribed by femtosecond laser in radiation-hardened fiber, for potential applications as
Influence of mounting method on the sensitivity of Fiber Bragg Grating
This study investigates the sensitivity of fiber Bragg grating (FBG) sensors for structural health monitoring of reinforced concrete structures, with a focus on the influence of sensor mounting
High-Sensitivity Fiber-Optic Multiparameter Sensor Based
Request PDF | High-Sensitivity Fiber-Optic Multiparameter Sensor Based on Femtosecond Laser-Inscribed Helical Waveguide | A fiber optic multi-parameter sensor is proposed based on a
Fiber Bragg grating sensors for monitoring of physical
Fiber Bragg grating has embraced the area of fiber optics since the early days of its discovery, and most fiber optic sensor systems today make use of fiber Bragg
This reference is intended for preliminary specialty-cable research. Compatibility, link budgets, fire performance, installation methods, test limits and applicable standards must be verified for the specific project.