Results 41 to 50 of about 22,346 (302)

Quantitative sensitivity analysis of surface attached optical fiber strain sensor [PDF]

open access: yes, 2014
Optical fiber strain sensors, in particular, the fiber Bragg grating (FBG) type, are widely applied in different applications. The most common installation method is surface-attached.
Wan, KT
core   +1 more source

Application of fiber Bragg grating sensing technology and physical model in bridge detection

open access: yesResults in Physics, 2023
In order to understand the application of fiber Bragg grating sensing technology and physical models in bridge detection, the author proposes an application research based on fiber Bragg grating sensing technology and physical models in bridge detection.
Ming Yang, Hongwei Xu
doaj   +1 more source

Amplified Fiber-Optic Recirculating Delay Lines [PDF]

open access: yes, 1994
Experimental and theoretical results on single- and double-amplified recirculating delay lines are presented. One of our aims is to emphasize their application as filters, showing a wide flexibility of design.
Vizoso, Beatriz   +6 more
core   +1 more source

Reviews on Corrugated Diaphragms in Miniature Fiber-Optic Pressure Sensors

open access: yesApplied Sciences, 2019
Corrugated diaphragms (CDs) have been widely used in many fields because of their higher pressure sensitivity and wider linear range compared to flat diaphragms (FDs) in the same circumstances.
Honglin Li   +5 more
doaj   +1 more source

Fiber Optic Sensors in Chemical and Biological Applications [PDF]

open access: yes, 2022
The Special Issue "Fiber Optic Sensors in Chemical and Biological Applications” gathers recent original papers. The subjects of the papers cover a broad range of optical fiber chemical sensors and biosensors applied for regulation in bioreactors, to ...

core   +1 more source

Optical Sensors Based on Plastic Fibers [PDF]

open access: yesSensors, 2012
The recent advances of polymer technology allowed the introduction of plastic optical fiber in sensor design. The advantages of optical metrology with plastic optical fiber have attracted the attention of the scientific community, as they allow the development of low-cost or cost competitive systems compared with conventional technologies.
Lúcia Bilro   +3 more
openaire   +3 more sources

Quadratic behavior of fiber Bragg grating temperature coefficients [PDF]

open access: yes, 2004
We describe the characterization of the temperature and strain responses of fiber Bragg grating sensors by use of an interferometric interrogation technique to provide an absolute measurement of the grating wavelength. The fiber Bragg grating temperature
Bennion, Ian   +24 more
core   +1 more source

Vibration-based damage identification for reinforced concrete slab-type structures using fiber-optic sensors and random decrement technique

open access: yesRILEM Technical Letters, 2020
This paper presents and evaluates a damage identification system for reinforced concrete (RC) slab-type structures based on non-destructive vibration testing, Random decrement (RD) signal processing technique, and embedded smart network of fiber-optic ...
Azita Pourrastegar   +2 more
doaj   +1 more source

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

open access: yes, 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
Trikur, I. I.   +7 more
core   +1 more source

New multiplexing scheme for monitoring fiber optic Bragg grating sensors in the coherence domain

open access: yes, 1997
A new multiplexing scheme for monitoring fiber optic Bragg gratings in the coherence domain has been developed. Grating pairs with different grating distances are distributed along a fiber line, and interference between their reflections is monitored ...
Usbeck, K.   +11 more
core   +1 more source

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