Results 21 to 30 of about 52,617 (307)

Cross-polarization suppression in C-shaped microstrip patch antenna employing anisotropic dielectrics [PDF]

open access: yesJournal of Advanced Dielectrics, 2017
An anisotropic dielectric realized by layered ceramic structures was adopted to design a low cross-polarization C-shaped patch antenna. The anisotropic dielectric performs as a substrate and can cause additional cross-polarized fields which are able to ...
Hongyu Shi   +4 more
doaj   +1 more source

Artificial dielectric devices for variable polarization compensation at millimeter and submillimeter wavelengths [PDF]

open access: yes, 2003
Variable polarization compensation has been demonstrated at 100 GHz. The device consists of two interlocking V-groove artificial dielectric gratings that produce a birefringence that varies with the separation distance. A maximum retardance of 74/spl deg/
Blaikie, R.J.   +7 more
core   +1 more source

Influence of Polarization and Non-Uniform Electric Field on Failure Characteristics of Polypropylene Film

open access: yesIEEE Access, 2020
Polypropylene (PP) film is widely used in the high energy density capacitors due to its excellent electrical properties. However, polarization and non-uniform electric field have great impact on the dielectric reliability of PP films, which were ...
Yong Liu, Xuejia Dong, Boxue Du, Qun Gao
doaj   +1 more source

Dielectric spectroscopy of Tobacco Mosaic Virus [PDF]

open access: yes, 2003
The dielectric properties of the Tobacco Mosaic Virus (TMV) have been measured using time domain dielectric spectroscopy (TDDS) in the temperature range from 1 to 40 jC. A single dielectric dispersion is observed in the MHz range.
Feldman, Yuri   +11 more
core   +1 more source

A waveguide polarization toolset design based on mode beating [PDF]

open access: yes, 2011
A toolset of waveguide elements is examined, which can be combined to produce polarization functional devices in a single contiguous waveguide. In particular, waveguide implementations of an optical isolator and a polarization modulator are discussed ...
Hutchings, D.C.   +3 more
core   +1 more source

Morphology-dependent space charge polarization and dielectric relaxation of CdO nanomorphotypes [PDF]

open access: yesJournal of Advanced Dielectrics, 2016
A versatile approach signifying the morphology-dependent dielectric polarization and relaxation mechanisms of cadmium oxide (CdO) nanosphere, nanoflakes and nanoparallelepiped morphotypes as a function of frequency and temperature is presented. Variation
Paulose Thomas, K. E. Abraham
doaj   +1 more source

A new approach to understanding the frequency response of mineral oil [PDF]

open access: yes, 2014
Dielectric spectroscopy is non-invasive diagnostic method and can give information about dipole relaxation, electrical conduction and structure of molecules.
Hao, Miao   +9 more
core   +1 more source

Law of relative dielectric constant of coal under different stresses and gas pressures

open access: yes矿业科学学报, 2018
In order to study the law of the relative dielectric constant of coal containing gas, the relative dielectric constant of coal containing gas under different stress and gas pressure is studied by using self-made electrical parameter test system, and the ...
Li Xiangchun   +4 more
doaj   +1 more source

Giant dielectric permittivity in ferroelectric thin films : domain wall ping pong [PDF]

open access: yes, 2015
This study was supported by the National Key Basic Research Program of China (No. 2014CB921004), the National Natural Science Foundation of China (Nos.
Scott, James Floyd   +7 more
core   +1 more source

Nonlinear phenomena empowered by resonant dielectric nanostructures [PDF]

open access: yes, 2023
This chapter reviews the physics and applications of nonlinear processes in resonant dielectric nanostructures. The focus is placed on the nonlinear phenomena stemming from the quadratic and cubic nonlinearities.
Camacho Morales, Rocio   +5 more
core   +1 more source

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