Results 41 to 50 of about 180,033 (332)

The research on temperature sensing properties of photonic crystal fiber based on Liquid crystal filling

open access: yesMATEC Web of Conferences, 2016
Based on the photonic bandgap-photonic crystal fibers( PBG-PCF) fiber core fills the namitic liquid crystal. By readjusting the temperature to change the refractive index, constitute new liquid fiber-optic temperature sensor. In this paper, we use finite
Zan Xiangzhen   +3 more
doaj   +1 more source

Analysis of Leaky Modes in Photonic Crystal Fibers Using the Surface Integral Equation Method

open access: yesCrystals, 2018
A fully vectorial algorithm based on the surface integral equation method for the modelling of leaky modes in photonic crystal fibers (PCFs) by solely solving the complex propagation constants of characteristic equations is presented.
Jung-Sheng Chiang
doaj   +1 more source

Fiber fuse in chalcogenide photonic crystal fibers [PDF]

open access: yesOptics Letters, 2018
We observe fiber fuse in tapered GeAsSe photonic crystal fibers (PCF) at around 7  MW/cm2 of intra-core intensity. Vertically cleaved facets from the un-tapered regions and the tapered regions were imaged. The images show shallow voids of different shapes confined to the fiber core. After longitudinally polishing a segment of the PCF, we imaged the PCF
Sida Xing   +3 more
openaire   +2 more sources

Temperature-Sensitive Photonic Liquid Crystal Fiber Modal Interferometer

open access: yesIEEE Photonics Journal, 2012
In this paper, we present an experimental investigation of the photonic crystal fiber (PCF) and photonic liquid crystal fiber (PLCF) modal interferometers.
Karolina Milenko   +3 more
doaj   +1 more source

Rapid Prototyping for Nanoparticle-Based Photonic Crystal Fiber Sensors

open access: yesSensors
The advent of nanotechnology has motivated a revolution in the development of miniaturized sensors. Such sensors can be used for radiation detection, temperature sensing, radio-frequency sensing, strain sensing, and more.
Michael Sherburne   +6 more
doaj   +1 more source

Observing cross-sectional images and averaged optical patterns of photonic crystal fibers using partially incoherent laser light [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2013
We couple the coherent laser light and the partially incoherent laser light into the photonic crystal fibers, respectively, and compare the observed fiber cross-sectional images.
Sheu F. W., Chen J. Y.
doaj   +1 more source

Tapering photonic crystal fibers for generating self-similar ultrashort pulses at 1550 nm [PDF]

open access: yes, 2016
K.S.N. wishes to thank the Council of Scientific and Industrial Research [No.
Babu, Padmanabhan Ramesh   +3 more
core   +1 more source

Fabrication Long Period Fiber Bragg Grating Based on Photonic Crystal Fiber Using CO2 Laser

open access: yesمجلة النهرين للعلوم الهندسية
Photonic crystal fibers (PCFs) are generally divided into two categories: solid-core photonic crystal fibers and hollow-core photonic crystal fibers. In this paper, a long-period fiber Bragg grating (LPFBG) was experimentally fabricated in a hollow-core
Nidaa L. Mahgoob, Anwaar A. Al-Dergazly
doaj   +1 more source

All-normal dispersion supercontinuum generation in photonic crystal fibers with large hollow cores infiltrated with toluene

open access: yesOptical Materials Express, 2018
An all-normal dispersion supercontinuum generation in the range of 950 ÷ 1100 nm in photonic crystal fiber with core infiltrated with toluene is reported.
V. Hoang   +10 more
semanticscholar   +1 more source

Advances on Photonic Crystal Fiber Sensors and Applications

open access: yesSensors, 2019
In this review paper some recent advances on optical sensors based on photonic crystal fibres are reported. The different strategies successfully applied in order to obtain feasible and reliable monitoring systems in several application fields, including
Vincenza Portosi   +3 more
doaj   +1 more source

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