Results 11 to 20 of about 91,943 (294)

Phototherapy and optical waveguides for the treatment of infection. [PDF]

open access: yesAdv Drug Deliv Rev, 2021
Wang D   +6 more
europepmc   +2 more sources

Simulation of hybrid silicon nitride/polymer Mach-Zehnder optical modulator beyond 170 GHz

open access: yesFrontiers in Physics, 2022
In this paper, a hybrid Mach-Zehnder optical modulator is proposed based on silicon nitride/organic polymer waveguides, which is expected to break through the performance bottleneck of the silicon-based optical modulator by exploiting the low-loss ...
Beiju Huang   +8 more
doaj   +1 more source

Design of Rectangular Optical Waveguide on LiTaO3 Crystal Using Thermal Annealled Proton Exchange Methods

open access: yesJurnal Elektronika dan Telekomunikasi, 2016
Optical waveguides are the key component for distributing optical signals with very low propagation loss in optical communication. Several type optical waveguides are established currently such as silica optical fiber.
Yusuf Nur Wijayanto   +2 more
doaj   +1 more source

Design of Plasmonic NOT Logic Gate Based on Insulator – Metal – Insulator (IMI) waveguides

open access: yesAdvanced Electromagnetics, 2020
In this work, all-optical plasmonic NOT logic gate was proposed using Insulator-Metal-Insulator (IMI) plasmonic waveguides Technology. The proposed all-optical NOT gate is simulated and realized using COMSOL Multiphysics 5.3a software.
H. F. Fakhruldeen, T. S. Mansour
doaj   +1 more source

Fabrication of Tapers and Lenslike Waveguides by a Microcontrolled Dip Coating Procedure [PDF]

open access: yes, 1988
A technique for the fabrication of tapered and lenslike waveguides from solution-deposited thin films is described. Using a microprocessor controlled dipping arm, substrates are withdrawn from a solution with a carefully controlled and varying velocity ...
Hewak, Daniel W., Lit, John W.Y.
core   +2 more sources

Fabrication of Polyimide Optical Waveguide on Silicon Dioxide Layer Stacked Silicon Substrate

open access: yesJurnal Elektronika dan Telekomunikasi, 2017
Optical waveguides are important for guiding lightwave from a place to other places. Propagation and insertion losses of the optical waveguides should be considered to be in low values.
Dadin Mahmudin   +3 more
doaj   +1 more source

Stretchable optical waveguides

open access: yesOptics Express, 2014
We introduce the concept of mechanically stretchable optical waveguides. The technology to fabricate these waveguides is based on a cost-efficient replication method, employing commercially available polydimethylsiloxane (PDMS) materials. Furthermore, VCSELs (λ = 850 nm) and photodiodes, embedded in a flexible package, were integrated with the ...
Missinne, Jeroen   +5 more
openaire   +3 more sources

Toward Waveguide-Based Optical Chromatography

open access: yesFrontiers in Physics, 2021
We report analytical expressions for optical forces acting on particles inside waveguides. The analysis builds on our previously reported Fourier Transform method to obtain Beam Shape Coefficients for any beam.
Antonio A. R. Neves   +6 more
doaj   +1 more source

Subsurface disorder and electro-optical properties of proton-exchanged LiNbO3 waveguides produced by different techniques [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2014
It has been established, that proton-exchanged LiNbO3 waveguides have a marked subsurface layer with structural disorder inducing degradation of electro-optical properties of these waveguides.
Kostritskii S. M.   +7 more
doaj   +1 more source

Light-Induced Waveguide With Directional Transmission

open access: yesIEEE Photonics Journal, 2019
Herein, we propose and demonstrate that the light-induced optical polymeric waveguides can function as the fully online optical connectors with directional transmission characteristics.
Xinpu Zhang   +4 more
doaj   +1 more source

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