Journal ArticleDOI
Highly sensitive cladding-etched arc-induced long-period fiber gratings for refractive index sensing
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TLDR
In this article, the authors investigated the effects of cladding etching in arc-induced long-period fiber gratings and compared the position of the resonant wavelengths at each diameter with the corresponding theoretical dispersion curves of effective refractive index.About:
This article is published in Optics Communications.The article was published on 2010-03-15. It has received 60 citations till now. The article focuses on the topics: Cladding (fiber optics) & Cladding mode.read more
Citations
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Journal ArticleDOI
Optical Refractive Index Sensors with Plasmonic and Photonic Structures: Promising and Inconvenient Truth
Yi Xu,Yi Xu,Ping Bai,Xiaodong Zhou,Yuriy Akimov,Ching Eng Png,Lay Kee Ang,Wolfgang Knoll,Lin Wu +8 more
TL;DR: In this paper, the authors focus on optical refractive index (RI) sensors with no fluorescent labeling required, and utilize two parameters to characterize and compare the performance of optical RI sensors: sensitivity to RI change (denoted by symbol SRI) and figure of merit (in short, FoM).
Journal ArticleDOI
Arc-Induced Long Period Fiber Gratings
TL;DR: This paper reviews the main achievements obtained concerning arc-induced long period fiber gratings, with special focus on the past ten years, and identifies several interesting applications in the sensing area.
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Highly sensitive refractive index sensor based on two cascaded special long-period fiber gratings with rotary refractive index modulation
TL;DR: A refractive index (RI) sensor based on a fiber Mach-Zehnder interferometer formed by two cascaded special long-period fiber gratings with rotary refractive Index modulation (RLPFGs), in which the coupling occurred between the guided mode and the high-order asymmetric cladding mode.
Journal ArticleDOI
Refractive index sensitivity of fibre-optic long period gratings coated with SiO 2 nanoparticle mesoporous thin films
TL;DR: In this article, a fibre-optic refractive index sensor based on a long period grating (LPG) with a nano-assembled mesoporous coating of alternate layers of poly(allylamine hydrochloride) (PAH) and SiO2 nanospheres was demonstrated.
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Experimental Study of the Refractive Index Sensitivity in Arc-induced Long Period Gratings
TL;DR: In this article, an experimental study of the sensitivity characteristics to the surrounding refractive index (SRI) in arc-induced long period gratings (LPGs), in order to outline their dependence over the fabrication parameters.
References
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Journal ArticleDOI
Optical fiber long-period grating sensors.
TL;DR: A novel class of highly sensitive sensors based on long-period fiber gratings that can be implemented with simple and inexpensive demodulation schemes are presented.
Journal ArticleDOI
Cladding-mode resonances in short- and long-period fiber grating filters
TL;DR: In this article, the transmission of a mode guided by the core of an optical fiber through an ultraviolet-induced fiber grating when substantial coupling to cladding modes occurs is analyzed both experimentally and theoretically.
Journal ArticleDOI
Optimization of sensitivity in Long Period Fiber Gratings with overlay deposition.
TL;DR: The deposition of an overlay of higher refractive index than the cladding in a Long Period Fiber Grating permits to improve the sensitivity to ambient refractiveIndex changes in a great manner, and henceforward fast shifts of the resonance wavelength of the attenuations bands in the transmission spectrum are studied.
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Tunable mechanically induced long-period fiber gratings.
TL;DR: This filter, which is simple and inexpensive, exhibits transmission spectra and temperature stability similar to those of photoinduced LPFG's and offers the unique advantages of being tunable, erasable, and reconfigurable.
Journal ArticleDOI
High-temperature stability of long-period fiber gratings produced using an electric arc
TL;DR: In this paper, for the first time to our knowledge, the excellent optical performance of long-period gratings written in three standard fibers and in two nonstandard fibers using the flexible and low-cost electric arc technique was reported.
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