Results 11 to 20 of about 12,157 (351)

Sensitive elements based on bacteriorhodopsin for fiber-optics sensors of chemical components [PDF]

open access: green, 2005
The sensitive thin film elements based on bacteriorhodopsin in polymeric matrixes for the multichannel fiber-optical sensor system of measurement of chemical composition of gas mixtures are offered. It is shown, that modification of films compositions
Yosyp P. Sharkany   +3 more
openalex   +3 more sources

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 ultraviolet (UV) (180 nm) up to middle infrared (IR) (10 μm) and modulation of guided light by the ...
Marie Pospísilová   +2 more
openaire   +4 more sources

Optical Fiber Networks for Remote Fiber Optic Sensors [PDF]

open access: yesSensors, 2012
This paper presents an overview of optical fiber sensor networks for remote sensing. Firstly, the state of the art of remote fiber sensor systems has been considered. We have summarized the great evolution of these systems in recent years; this progress confirms that fiber-optic remote sensing is a promising technology with a wide field of practical ...
Montserrat Fernandez-Vallejo   +1 more
openaire   +5 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.
Byeong Ha Lee   +6 more
openaire   +3 more sources

Microbend fiber-optic sensor [PDF]

open access: yesApplied Optics, 1984
Intensity modulation induced by microbending in multimode fibers is considered as a transduction mechanism for detecting environmental changes such as pressure, temperature, acceleration, and magnetic and electric fields. A generic microbend sensor has been defined and studied, and its components, such as sensing fiber, light source, optical fiber ...
N, Lagakos, J H, Cole, J A, Bucaro
openaire   +2 more sources

Over response correction of optical fiber sensor in radiation measurement

open access: yesAIP Advances, 2022
In radiation measurement, optical fiber sensors (OFS) have many advantages compared to commercial dosimeters, including high spatial resolution. Due to the OFS measurement principle (fluorescence), the recorded measurement results differ from the ...
Tianci Xie   +8 more
doaj   +1 more source

Core versus Surface Sensors for Reinforced Concrete Structures: A Comparison of Fiber-Optic Strain Sensing to Conventional Instrumentation

open access: yesSensors, 2023
High-resolution distributed reinforcement strain measurements can provide invaluable information for developing and evaluating numerical and analytical models of reinforced concrete structures.
Ryan Hoult   +2 more
doaj   +1 more source

Application of fiber optics in water distribution networks for leak detection and localization: a mixed methodology-based review

open access: yesH2Open Journal, 2021
This study reviews the state-of-the-art application of fiber optics in water distribution networks for leak detection and localization. The use of fiber optics in the oil and gas sector has been well established; however, its potential in water pipelines
Kabir Ibrahim   +3 more
doaj   +1 more source

Optical Fiber Sensors: Working Principle, Applications, and Limitations

open access: yesAdvanced Photonics Research, 2022
Fiber‐optic technology emerged originally for applications in data transmission and telecommunications. However, sensors based on fiber‐optics have been developed rapidly because of their excellent sensing performances and capability to function in ...
Mohamed Elsherif   +10 more
doaj   +1 more source

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