Journal ArticleDOI
Recent progress in fiber-optic extrinsic Fabry–Perot interferometric sensors
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In this article, the optical amplification technology is adopted into the EFPI sensor system to enhance the interferometric signal considerably, and both spatial-frequency multiplexing and coarse-wavelength division multiple-xing technologies are demonstrated for the Fizeau sensor in order to realize the measurement of multiple parameters such as displacement, transverse load, static strain, temperature, and vibration.About:
This article is published in Optical Fiber Technology.The article was published on 2006-07-01. It has received 356 citations till now.read more
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Journal ArticleDOI
Fiber Bragg Grating Sensors for the Oil Industry.
TL;DR: A novel technology of ultrasonic imaging of seismic physical models using FBG sensors, which is superior to conventional seismic exploration methods and demonstrates superior sensitivity, more compact structure, improved spatial resolution, high stability and immunity to electromagnetic interference (EMI).
Journal ArticleDOI
Miniature fiber-optic temperature sensors based on silica/polymer microfiber knot resonators.
TL;DR: Two fiber-optic temperature sensors based on silica/polymer microfiber knot resonators (SMKR/PMKR) can be used as miniature high temperature sensors with fast response and higher resolution can be anticipated with further improvement of the Q factor of the microFiber Knot resonators.
Journal ArticleDOI
Automated fibre placement based composite structures: Review on the defects, impacts and inspections techniques
TL;DR: Three key processing parameters in AFP, specifically consolidation force, lay-up speed and curing/melting temperature are attempted elaborately and the discussions on in-situ process monitoring and Machine Learning based predictive models for AFP based composites are presented.
Journal ArticleDOI
Microbubble based fiber-optic Fabry-Perot interferometer formed by fusion splicing single-mode fibers for strain measurement.
TL;DR: An all-fiber optical Fabry-Perot interferometer (FPI) strain sensor whose cavity is a microscopic air bubble is demonstrated and strain and temperature sensitivities are studied experimentally.
Journal ArticleDOI
Spheroidal Fabry-Perot microcavities in optical fibers for high-sensitivity sensing
F. C. Favero,Leonardo F. Araujo,Géraud Bouwmans,Vittoria Finazzi,Joel Villatoro,Valerio Pruneri +5 more
TL;DR: A number of temperature-independent ultra-sensitive microscopic sensors can be devised with the interferometers here proposed since many parameters can be converted to strain.
References
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Journal ArticleDOI
In-fibre Bragg grating sensors
TL;DR: In-fibre Bragg grating (FBG) sensors are one of the most exciting developments in the field of optical fiber sensors in recent years as discussed by the authors, and significant progress has been made in applications to strain and temperature measurements.
Journal ArticleDOI
Signal enhancement-a composite property mapping algorithm
TL;DR: A signal enhancement algorithm is developed that seeks to recover a signal from noise-contaminated distorted measurements made on that signal by utilizing a set of properties which the signal is known or is hypothesized as possessing.
Reference BookDOI
Fiber Optic Sensors
Francis T. S. Yu,Shizhuo Yin +1 more
TL;DR: Fiber optic sensors have become indispensable tools for biomedical study because of their unique features such as high sensitivity, small footprint and endoscopic compatibility, multiple agent distributive sensing capability, and immunity from electromagnetic interference as discussed by the authors.
Book ChapterDOI
Fiber optic smart structures
TL;DR: Fiber optic sensor technology has experienced tremendous growth since its early beginnings in the 1970's with early laboratory demonstrations of fiber optic gyros and acoustic sensors and the introduction of the first commercial intensity and spectrally based sensors as mentioned in this paper.
Journal ArticleDOI
Novel fiber-optic sensors based on long-period fiber gratings written by high-frequency CO/sub 2/ laser pulses
TL;DR: In this paper, a novel long-period fiber grating (LPFG) fabricated by using a new writing technique that is mainly based on the thermal shock effect of focused high-frequency CO/sub 2/ laser pulses at several kilohertz was reported.