Journal ArticleDOI
Dynamic strain monitoring by wavelength locking between two fiber Bragg gratings fiber sensing system
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In this paper, the authors demonstrated a fiber sensing system using the method of wavelength locking of two identical fibers Bragg gratings (FBG) to interrogate the wavelength shift by directly measuring the intensity of the reflection from the sensing Bragg grating.About:
This article is published in Optics and Lasers in Engineering.The article was published on 2008-07-01. It has received 14 citations till now. The article focuses on the topics: Fiber Bragg grating & PHOSFOS.read more
Citations
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Journal ArticleDOI
Dynamic and static strain fiber Bragg grating sensor interrogation with a 1.3 µm Fourier domain mode-locked wavelength-swept laser
TL;DR: In this article, a 1.3 µm Fourier-domain mode-locked (FDML) wavelength-swept laser was used for high-speed and high-sensitivity monitoring systems.
Journal ArticleDOI
Assessment of damage in composite laminates through dynamic, full-spectral interrogation of fiber Bragg grating sensors
A. Propst,Kara Peters,Mohammed A. Zikry,Stephen M. Schultz,W. Kunzler,Zixu Zhu,Michael Wirthlin,Richard H. Selfridge +7 more
TL;DR: In this article, the authors demonstrate the full-spectral interrogation of a fiber Bragg grating (FBG) sensor at 535 Hz, which is embedded in a woven, graphite fiber-epoxy composite laminate subjected to multiple low-velocity impacts.
Journal ArticleDOI
An optimized strain demodulation method based on dynamic double matched fiber Bragg grating filtering
Biqiang Jiang,Biqiang Jiang,Jianlin Zhao,Jianlin Zhao,Chuan Qin,Chuan Qin,Zhao Huang,Zhao Huang,Fan Fan,Fan Fan +9 more
TL;DR: In this article, an optimized strain demodulation method based on dynamic double matched fiber Bragg grating (FBG) filtering driven by a piezoelectric transducer (PZT) is proposed and experimentally demonstrated.
Journal ArticleDOI
Comparative assessment of erbium fiber ring lasers and reflective SOA linear lasers for fiber Bragg grating dynamic strain sensing.
Heming Wei,Sridhar Krishnaswamy +1 more
TL;DR: The experimental results show that the RSOA-FBG fiber linear cavity laser is stable and can stably respond to dynamic strains at high frequencies.
Journal ArticleDOI
Remote fiber sensor based on cascaded Fourier domain mode-locked laser
Byoung Chang Lee,Min Yong Jeon +1 more
TL;DR: In this article, a high-speed remote fiber Bragg grating (FBG) sensor interrogation system based on a 1.3-μm cascaded Fourier-domain mode-locked (FDML) laser is proposed.
References
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Journal ArticleDOI
Fiber grating sensors
Alan D. Kersey,Michael A. Davis,Heather Patrick,Michel LeBlanc,K.P. Koo,Charles G. Askins,Martin A. Putnam,E.J. Friebele +7 more
TL;DR: In this paper, the authors review the recent developments in the area of optical fiber grating sensors, including quasi-distributed strain sensing using Bragg gratings, systems based on chirped gratings and intragrating sensing concepts.
Journal ArticleDOI
Fiber Bragg Gratings: Fundamentals and Applications in Telecommunications and Sensing
TL;DR: The Fibre Bragg grating sensors in optical fibres have been shown to be sensitive to photosensitivity in optical fiber properties as mentioned in this paper, and they have been applied in communications applications.
Book
Fiber Bragg gratings : fundamentals and applications in telecommunications and sensing
Andreas Othonos,Kyriacos Kalli +1 more
Book
Structural Monitoring with Fiber Optic Technology
TL;DR: In this article, the authors discuss the need for integrated structural monitoring using lightwave light sources and Detectors, and their use in fiber optic sensors and their potential future prospects in lightwave applications.
Journal ArticleDOI
Passive, light intensity-independent interferometric method for fibre Bragg grating interrogation
TL;DR: In this article, a Mach-Zehnder interferometer was used for sensing the strain-induced wavelength shift of a fiber Bragg grating (FBG) using a 3/spl times/3 coupler.