Results 21 to 30 of about 284,523 (291)

Experimental Verification of Degenerate Band Edge Dispersion in Silicon Photonic Integrated Circuits

open access: yesIEEE Photonics Journal, 2016
On resonance, periodic dielectric media of finite length exhibit large and distributed internal electric field distributions. The large and distributed fields have been exploited for applications in light emission, optical switching, and nonlinear optics.
Justin R. Burr   +2 more
doaj   +1 more source

Reconfigurable origami-inspired acoustic waveguides

open access: yesScience Advances, 2016
Researchers use reconfigurable origami-inspired metamaterials to guide and redirect the propagation of sound. We combine numerical simulations and experiments to design a new class of reconfigurable waveguides based on three-dimensional origami-inspired ...
Sahab Babaee   +4 more
semanticscholar   +1 more source

Low-Loss Si3N4 TriPleX Optical Waveguides: Technology and Applications Overview

open access: yesIEEE Journal of Selected Topics in Quantum Electronics, 2018
An overview of the most recent developments and improvements to the low-loss TriPleX Si3N4 waveguide technology is presented in this paper. The TriPleX platform provides a suite of waveguide geometries (box, double stripe, symmetric single stripe, and ...
C. Roeloffzen   +27 more
semanticscholar   +1 more source

Second harmonic generation in nano-structured thin-film lithium niobate waveguides. [PDF]

open access: yesOptics Express, 2016
Integrated thin-film lithium niobate platform has recently emerged as a promising candidate for next-generation, high-efficiency wavelength conversion systems that allow dense packaging and mass-production.
Cheng Wang   +6 more
semanticscholar   +1 more source

Integrated Photonics on Glass: A Review of the Ion-Exchange Technology Achievements

open access: yesApplied Sciences, 2021
Ion-exchange on glass is one of the major technological platforms that are available to manufacture low-cost, high performance Planar Lightwave Circuits (PLC). In this paper, the principle of ion-exchanged waveguide realization is presented.
Jean-Emmanuel Broquin, Seppo Honkanen
doaj   +1 more source

Long Low-Loss-Litium Niobate on Insulator Waveguides with Sub-Nanometer Surface Roughness

open access: yesNanomaterials, 2018
In this paper, we develop a technique for realizing multi-centimeter-long lithium niobate on insulator (LNOI) waveguides with a propagation loss as low as 0.027 dB/cm.
Rongbo Wu   +11 more
semanticscholar   +1 more source

Propagation Losses of Slotted Photonic Crystal Waveguides

open access: yesIEEE Photonics Journal, 2012
We have fabricated and characterized a set of slotted photonic crystal (SPhC) waveguides in silicon-on-insulator (SOI) with a length of up to 300 $\mu\hbox{m}$ and slot widths ranging between 115 and 145 nm.
A. Di Falco   +5 more
doaj   +1 more source

All-optical modulation in a CMOS-compatible amorphous silicon-based device [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2012
Active silicon photonic devices, which dynamically control the flow of light, have received significant attention for their use in on-chip optical networks.
Rao S., D’Addio C., Della Corte F. G.
doaj   +1 more source

Invited Article: Enhanced four-wave mixing in waveguides integrated with graphene oxide

open access: yesAPL Photonics, 2018
We demonstrate enhanced four-wave mixing (FWM) in doped silica waveguides integrated with graphene oxide (GO) layers. Owing to strong mode overlap between the integrated waveguides and GO films that have a high Kerr nonlinearity and low loss, the FWM ...
Yunyi Yang   +8 more
semanticscholar   +1 more source

TE/TM-Pass Polarizer Based on Lithium Niobate on Insulator Ridge Waveguide

open access: yesIEEE Photonics Journal, 2013
We propose a TE/TM-pass polarizer based on a shallow X-cut lithium niobate-on-insulator (LNOI) ridge waveguide. In shallow X-cut LNOI ridge waveguides, the leaky mode is interchanged between TE and TM polarization waves depending on the ridge waveguide ...
Emi Saitoh   +3 more
doaj   +1 more source

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