Results 71 to 80 of about 2,948,503 (135)

Low cost sensing system for long-term monitoring of cracks in concrete structures

open access: yes, 2015
Plastic optical fibre sensing of active cracks in a concrete tunnel is presented in this work. The characteristics features of plastic optical fibres in sensing applications, such as large deformation range, ruggedness and easiness of handling are ...
Pasuto A.   +6 more
core  

Extrinsic plasmonic optical fiber sensors based on POFs and bacterial cellulose slab waveguides

open access: yes, 2019
We propose a novel extrinsic optical fiber sensor, based on two plastic optical fibers (POFs) combined with a bacterial cellulose (BC) optical waveguide.
Giovanna Di Pasquale   +13 more
core   +1 more source

Mid-infrared transmission properties of step index and large mode area ZnSe microstructured optical fibers [PDF]

open access: yes, 2012
ZnSe microstructured fibers have been designed and fabricated using silica capillaries and an air-silica photonic band-gap optical fiber as high-pressure microfluidic templates for semiconductor growth via chemical fluid deposition.
Peacock, A.C.   +13 more
core   +1 more source

Non-silica microstructured optical fibers for mid-IR supercontinuum generation from 2 µm - 5 µm

open access: yes, 2006
We have performed numerical simulations to investigate the optimization of compound glass microstructured optical fibers for mid IR supercontinuum generation beyond the low loss transmission window of silica, using pump wavelengths in the range 1.55-2.25
Heike Ebendorff-Heidepriem   +32 more
core   +1 more source

Microstructured Polymer Fibers In Brazil

open access: yes, 2015
Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Microstructured polymer fibers (mPOF) are being fabricated in the Speciaty Optical Fibers Laboratory (LaFE) at the State University of Campinas (UNICAMP) in Brazil.
Marques T.H.R.   +2 more
core  

Optical fiber fabrication using novel gas-phase deposition technique [PDF]

open access: yes, 2011
We report a highly versatile chemical-in-crucible preform fabrication technique suitable for gas-phase deposition of doped optical fibers. Aluminosilicate and ytterbium-doped phosphosilicate fibers are presented demonstrating the technique and its ...
David J. Richardson   +17 more
core   +1 more source

Approaches to mitigate polymer-core loss in plastic optical fibers: a review

open access: yes, 2014
Within fiber optics, plastic optical fibers (POFs) have always had to take a back seat due to their relatively high loss. This kept them as a specialty fiber for illumination, sensing and low speed short data links.
Trzebicka, B.   +7 more
core   +1 more source

Nanomechanical optical fiber with embedded electrodes actuated by joule heating

open access: yes, 2014
Nanomechanical optical fibers with metal electrodes embedded in the jacket were fabricated by a multi-material co-draw technique. At the center of the fibers, two glass cores suspended by thin membranes and surrounded by air form a directional coupler ...
Martha Segura   +11 more
core   +1 more source

Phosphate Glass Fibers for Optical Amplifier Applications

open access: yes, 2014
We report on the development and characterization of phosphate glass optical fibers for laser and optical amplifier applications.
Boetti, Nadia Giovanna   +9 more
core   +1 more source

Broadband 1x2 liquid crystal optical switch with low thermal dependence [PDF]

open access: yes, 2013
The proceeding at: 22nd International Conference on Plastic Optical Fibers (POF 2013), took place in 2013 September,11-13, in Armação dos Buzios, Rio de Janeiro, (Brasil).
Sánchez-Pena, José Manuel   +3 more
core   +1 more source

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