Results 31 to 40 of about 1,054,457 (281)

Fast Leaky Modes on Cylindrical Metal-Ceramic Interfaces [PDF]

open access: yes, 1990
In our previous work [1,2,3,], we have studied in detail the radial-axial modes in an infinitely clad isotropic rod. We have shown that in metal matrix composites, where the fibers are stiffer than the matrix, many of these modes are leaky, transmitting ...
Wadley, H.   +5 more
core   +1 more source

Analysis of Leaky Modes in Photonic Crystal Fibers Using the Surface Integral Equation Method

open access: yesCrystals, 2018
A fully vectorial algorithm based on the surface integral equation method for the modelling of leaky modes in photonic crystal fibers (PCFs) by solely solving the complex propagation constants of characteristic equations is presented.
Jung-Sheng Chiang
doaj   +1 more source

Attenuation of leaky modes and filtering techniques in graded index multimode fibres [PDF]

open access: yes, 1981
This work is an investigation of leaky ray (mode) attenuation in graded multimode fibres. In contrast to slab or rectangular dielectric waveguides, cylindrical fibres possess leaky modes which greatly modify their propagation properties.
Halil T. Eyyuboglu (7201433)
core   +7 more sources

Two-dimensional photonic crystals increasing vertical light emission from Si nanocrystal-rich thin layers

open access: yesBeilstein Journal of Nanotechnology, 2018
We have fabricated two-dimensional photonic crystals (PhCs) on the surface of Si nanocrystal-rich SiO2 layers with the goal to maximize the photoluminescence extraction efficiency in the normal direction.
Lukáš Ondič   +5 more
doaj   +1 more source

On-Wafer Calibration Algorithm for Partially Leaky Multiport Vector Network Analyzers [PDF]

open access: yes, 2005
A new solution for multiport vector network analyzer calibration is presented in this paper. The error model is divided in two separate leaky halves, each of them with crosstalk terms, but without the leakage between the two sides.
Ferrero, Andrea Pierenrico   +1 more
core   +1 more source

Symbolic-Numeric Computation of the Eigenvalues and Eigenfunctions of the Leaky Modes in a Regular Homogeneous Open Waveguide

open access: yesMATEC Web of Conferences, 2018
In this paper the algorithm of finding eigenvalues and eigenfunctions for the leaky modes in a three-layer planar dielectric waveguide is considered.
Divakov Dmitriy   +2 more
doaj   +1 more source

Leaky mode integrated optical fibre refractometer [PDF]

open access: yesOptics Express, 2018
A route to monitor external refractive indices greater than the core index of the waveguide is presented. Initial application utilizes an integrated optical fibre (IOF) platform due to its potential for use in harsh environment sensing. IOF is fabricated using a bespoke flame hydrolysis deposition process to fuse an optical fibre to a planar substrate ...
Alan C. Gray   +6 more
openaire   +3 more sources

Using quasi-guided modes for modeling the transfer behavior of bent dielectric slab waveguides [PDF]

open access: yesAdvances in Radio Science, 2010
The connection of two straight dielectric multimode slab waveguides by a circular bent waveguide is analyzed by means of quasi-guided modes. These modes correspond to the well known leaky modes, but own real eigenvalues, thus the mathematical ...
M. Stallein, B. Bandlow, R. Schuhmann
doaj   +1 more source

Characterization of Anisotropic Leaky Mode Modulators for Holovideo [PDF]

open access: yesJournal of Visualized Experiments, 2016
Holovideo displays are based on light-bending spatial light modulators. One such spatial light modulator is the anisotropic leaky mode modulator. This modulator is particularly well suited for holographic video experimentation as it is relatively simple and inexpensive to fabricate.
Scott, Gneiting   +5 more
openaire   +2 more sources

Far-field probing of leaky topological states in all-dielectric metasurfaces

open access: yesNature Communications, 2018
Topological modes in photonics systems are not completely confined to the structure but can leak into free space. Here, Gorlach et al. exploit these leaky modes to probe the topological properties of a dielectric metasurface from far-field scattering ...
Maxim A. Gorlach   +8 more
doaj   +1 more source

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