Results 11 to 20 of about 2,235,211 (295)

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

Low attenuation microwave waveguides [PDF]

open access: yes, 1974
PhDAn investigation of the dispersion and attenuation characteristics of cylindrical structures supporting guided electromagnetic waves with low attenuation is described.
Al-Hariri, Ali Mohammed Bakir
core   +4 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

Coupled-Resonator Optical Waveguides and Multiplexed Solitons [PDF]

open access: yes, 2003
Whether over micron-long or kilometer-long distances, periodic phenomena can strongly affect both the propagation and the confinement of optical pulses.
Mookherjea, Shayan
core   +1 more source

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

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

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

Indium tin oxide overlayered waveguides for sensor applications [PDF]

open access: yes, 1997
The use of indium tin oxide (ITO) thin films as electrodes for integrated optical electrochemical sensor devices is discussed. The effect of various thicknesses of ITO overlayers exhibiting low resistivity and high transparency on potassium ion-exchanged
Wilkinson, James S.   +6 more
core   +1 more source

Fiber-optic chemical sensing with Langmuir-Blodgett overlay waveguides [PDF]

open access: yes, 1999
Fiber-optic chemical sensing has been demonstrated with a side-polished single- mode optical fiber, evanescently coupled to chemically sensitive Langmuir- Blodgett (LB) overlay waveguides.
Tatam, Ralph P.   +3 more
core   +1 more source

KONTRUKSI PT-Symmetry MULTI DIMER PADA DOMAIN TAK HINGGA

open access: yesJurnal Lebesgue, 2023
Parity-Time Symmetry, or abbreviated as -Symmetry, can be explained as the propagation of an optical beam in two bound waveguides, where one waveguide experiences strengthening and the other waveguide experiences weakening, with each intensity having the
Maya Sari Syahrul   +2 more
doaj   +1 more source

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