Results 101 to 110 of about 12,122 (206)

A Slot-Based Surface Plasmon-Polariton Waveguide With Long-Range Propagation and Superconfinement

open access: yesIEEE Photonics Journal, 2012
A full-vector spectral element method (SEM) is applied to model and simulate surface plasmon-polariton (SPP) waveguides. Gauss-Lobatto-Legendre (GLL) polynomials are used to construct higher-order basis functions to achieve spectral accuracy.
G. X. Cai   +4 more
doaj   +1 more source

Waveguide divider 10 mm wave band with isolated outputs

open access: yesТехнологія та конструювання в електронній апаратурі, 2007
The results of the development and experimental study of a waveguide divider in the E‑plane of a waveguide with a cross section of 7.2×3.4 mm are presented.
I. V. Yakovlev   +2 more
doaj  

Ion-implantation and analysis for doped silicon slot waveguides

open access: yesEPJ Web of Conferences, 2012
We have utilised ion implantation to fabricate silicon nanocrystal sensitised erbium-doped slot waveguide structures in a Si/SiO2/Si layered configuration and photoluminescence (PL) and Rutherford backscattering spectrometry (RBS) to analyse these ...
McCallum J. C.   +3 more
doaj   +1 more source

An Improvement Approach for Wide-Angle Impedance Matching Using ELC Metasurface Slabs for SIW Slot Array Antennas

open access: yesInternational Journal of Antennas and Propagation, 2018
The effects of mutual coupling in beam scanning arrays increase degradation in gain as the beam is scanned off the broadside. A simple and effective approach for a deployed SIW slot array antenna through the use of artificially structured materials is ...
Yi Liu, Hu Yang, Zusheng Jin, Jiang Zhu
doaj   +1 more source

Polarization Beam Splitter Based on Si3N4/SiO2 Horizontal Slot Waveguides for On-Chip High-Power Applications. [PDF]

open access: yesSensors (Basel), 2020
Fang Y   +8 more
europepmc   +1 more source

Polymeric slot waveguide interferometers: Dissertation

open access: yes, 2014
Slot waveguide is a specific light-guiding structure with a property to enhance the optical field in a nanometer scale void of low refractive index (RI) material embedded between higher RI material rails. Typically, slot waveguides have been fabricated from high refractive index inorganic dielectrics or semiconductors, such as silicon or silicon ...
openaire   +2 more sources

Coupled slot waveguide s.a.w. resonators

open access: yesElectronics Letters, 1977
Grooved-grating, waveguided s.a.w. resonators are coupled by the evanescent fields of single-mode slot waveguides formed by layers of MgO on SiO2 substrates. Except for higher out-of-band levels, the transfer characteristics of these devices compare favourably with alternative monolithically coupled s.a.w.-resonator geometries. A 4-pole response with a
openaire   +1 more source

Enhanced four-wave mixing in graphene-integrated silicon slot waveguides

open access: yesApplied Physics Express
Leveraging graphene’s giant third-order nonlinearity and ultrafast response, we experimentally demonstrate a graphene-integrated slot waveguide designed to maximize the effective light–matter interaction. Through four-wave mixing experiments, we achieved
Yonghua Wang   +6 more
doaj   +1 more source

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