Results 21 to 30 of about 90,482 (273)

Integrated plasmon and dielectric waveguides [PDF]

open access: yes, 2004
We have designed, fabricated and characterized surface plasmon waveguides for near infrared light in the telecommunications spectrum. These waveguides exhibit losses of -1.2dB/μm and can guide light around 0.5 μm bends.
Baehr-Jones, Tom   +3 more
core   +1 more source

Segmented waveguides in thin silicon-on-insulator [PDF]

open access: yes, 2005
We have developed new silicon-on-insulator waveguide designs for simultaneously achieving both low-loss optical confinement and electrical contacts, and we present a design methodology based on calculating the Bloch modes of such segmented waveguides ...
Baehr-Jones, Tom   +5 more
core   +1 more source

Source misalignment in multimode polymer tapered waveguides for optical backplanes [PDF]

open access: yes, 2007
Polymer tapered multimode waveguides were modeled using the finite difference wide-angle beam propagation method to investigate whether tapered input waveguide couplers decreasing in width away from the waveguide entrance give improved tolerance to ...
Rashed, AM, Selviah, DR
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

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 Using a microprocessor controlled dipping arm, substrates are withdrawn from a solution with a carefully controlled and varying velocity ...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

Properties of Multimode Optical Epoxy Polymer Waveguides Deposited on Silicon and TOPAS Substrate [PDF]

open access: yesRadioengineering, 2017
The paper reports on the fabrication and characterization of multimode polymer optical waveguides. Epoxy polymer EpoCore was used as the waveguide core material and EpoClad was used as a cladding and cover protection layer.
V. Prajzler   +3 more
doaj  

Enhanced optical Kerr nonlinearity of graphene/Si hybrid waveguide

open access: yes, 2018
In this work, we experimentally study the optical kerr nonlinearities of graphene/Si hybrid waveguides with enhanced self-phase modulation. In the case of CMOS compatible materials for nonlinear optical signal processing, Si and silicon nitride ...
Cong, Hui   +7 more
core   +1 more source

ARRAW: anti-resonant reflecting acoustic waveguides

open access: yesNew Journal of Physics, 2020
Development of acoustic and optoacoustic on-chip technologies calls for new solutions to guiding, storing and interfacing acoustic and optical waves in integrated silicon-on-insulator systems.
M K Schmidt   +3 more
doaj   +1 more source

Polymeric Optical Waveguide

open access: yesThe Review of Laser Engineering, 1992
PROBLEM TO BE SOLVED: To satisfy the transparency and heat resistance and further to fulfill the workability and optical isotropy which have been incompatible with heat resistance so far by using a specified polyurethane contg. an asymmetric spiro ring as the optical core and/or optical clad. SOLUTION: A polyurethane shown by the formula and contg.
openaire   +3 more sources

Cascaded Integration of Optical Waveguides With Third-Order Nonlinearity With Lithium Niobate Waveguides on Silicon Substrates

open access: yesIEEE Photonics Journal, 2018
The cascaded integration of optical waveguides with third-order optical nonlinearity ( $\chi ^{(3)}$ susceptibilitiy) with lithium niobate (LiNbO $_{3}$) waveguides is demonstrated on the same chip.
Amirmahdi Honardoost   +9 more
doaj   +1 more source

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