Results 1 to 10 of about 15,021 (155)

Fiber-Optic Chemical Sensors and Fiber-Optic Bio-Sensors [PDF]

open access: yesSensors, 2015
This review summarizes principles and current stage of development of fiber-optic chemical sensors (FOCS) and biosensors (FOBS). Fiber optic sensor (FOS) systems use the ability of optical fibers (OF) to guide the light in the spectral range from ...
Marie Pospíšilová   +2 more
doaj   +6 more sources

Review of Fiber Optic Sensors for Structural Fire Engineering [PDF]

open access: yesSensors, 2019
Reliable and accurate measurements of temperature and strain in structures subjected to fire can be difficult to obtain using traditional sensing technologies based on electrical signals.
Yi Bao   +3 more
doaj   +4 more sources

Hybrid Plasmonic Fiber-Optic Sensors [PDF]

open access: yesSensors, 2020
With the increasing demand of achieving comprehensive perception in every aspect of life, optical fibers have shown great potential in various applications due to their highly-sensitive, highly-integrated, flexible and real-time sensing capabilities ...
Miao Qi   +4 more
doaj   +6 more sources

Measurement of Gradient Strain Fields with Fiber-Optic Sensors [PDF]

open access: yesSensors, 2022
The results of measuring gradient strain fields by embedded or mounted point fiber-optic sensors based on Bragg gratings and distributed fiber-optic sensors based on Rayleigh scattering are discussed.
Valerii Matveenko   +3 more
doaj   +2 more sources

Fiber Optic Sensors for Harsh and High Radiation Environments in Aerospace Applications [PDF]

open access: yesSensors, 2023
In the upcoming space revolutions aiming at the implementation of automated, smart, and self-aware crewless vehicles and reusable spacecraft, sensors play a significant role in the control systems.
Alberto Rovera   +5 more
doaj   +2 more sources

Interferometric Fiber Optic Sensors [PDF]

open access: yesSensors, 2012
Fiber optic interferometers to sense various physical parameters including temperature, strain, pressure, and refractive index have been widely investigated. They can be categorized into four types: Fabry-Perot, Mach-Zehnder, Michelson, and Sagnac.
Hae Young Choi   +6 more
doaj   +4 more sources

Long-Gauge Fiber Optic Sensors: Strain Measurement Comparison for Reinforced Concrete Columns [PDF]

open access: yesSensors
Long-gauge fiber optic sensors have proven to be valuable tools for structural health monitoring, especially in reinforced concrete (RC) beam structures.
Haoran Lin   +5 more
doaj   +2 more sources

Novel Fiber-Optic Ring Acoustic Emission Sensor

open access: yesSensors, 2018
Acoustic emission technology has been applied to many fields for many years. However, the conventional piezoelectric acoustic emission sensors cannot be used in extreme environments, such as those with heavy electromagnetic interference, high pressure ...
Peng Wei   +4 more
doaj   +3 more sources

Fiber-Optic Nanosensors for Chemical Detection

open access: yesChemosensors, 2023
Recently, rapid progress has been achieved in the field of nanomaterial preparation and investigation. Many nanomaterials have been employed in optical chemical sensors and biosensors.
Vlastimil Matějec   +2 more
doaj   +1 more source

Overview of Fibre Optic Sensing Technology in the Field of Physical Ocean Observation

open access: yesFrontiers in Physics, 2021
Fiber optic sensors are expected to be an auxiliary measurement tool in the field of ocean observation due to their small size, easy networking, intrinsic immunity to electromagnetic interference, and many other advantages.
Li Wang   +6 more
doaj   +1 more source

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