Results 41 to 50 of about 11,456,839 (368)

On micro-structural effects in dielectric mixtures

open access: yes, 2004
The paper presents numerical simulations performed on dielectric properties of two-dimensional binary composites on eleven regular space filling tessellations.
Bergman D J   +49 more
core   +2 more sources

Measurement of glioma electrical properties for data-driven electrical properties tomography

open access: yesFrontiers in Physics
IntroductionElectrical properties (EPs) are widely used to assign values to electromagnetic simulation models, providing the comprehensive datasets needed for data-driven electrical properties tomography (EPT) reconstruction. However, the key limitations
Chunyou Ye   +8 more
doaj   +1 more source

Optical and electrical properties of nanostructured metallic electrical contacts

open access: yesMaterials Research Express, 2017
We study the optical and electrical properties of silver films with a graded thickness obtained through metallic evaporation in vacuum on a tilted substrate to evaluate their use as semitransparent electrical contacts.
Victor J Toranzos   +3 more
doaj   +1 more source

Electrical and Ferroelectric Properties of Undoped and Er-Doped PZT52/48 Electroceramics Synthesized by a Polymeric Precursor Method

open access: yesMaterials Research, 2021
The effect of Er on the structural and electrical properties of doped PZT 52/48 ceramics has been studied in this work. The ferroelectric properties (permittivity, ferro-paraelectric phase transition and hysteresis) of such materials are thus found to be
Jaime Alberto Sanchez Caceres   +1 more
doaj   +1 more source

Electrical properties of a-antimony selenide

open access: yes, 1998
This paper reports conduction mechanism in a-\sbse over a wide range of temperature (238K to 338K) and frequency (5Hz to 100kHz). The d.c. conductivity measured as a function of temperature shows semiconducting behaviour with activation energy $\Delta$E=
A C Adams   +24 more
core   +1 more source

Particle size tuning in silver-polyacrylonitrile nanocomposites

open access: yeseXPRESS Polymer Letters, 2010
Silver-polyacrylonitrile (Ag-PAN) nanocomposites were in situ synthesized by simultaneous polymerization of acrylonitrile and reduction of silver ions, starting from mixtures of silver nitrate (AgNO3), acrylonitrile (AN), and UV photoinitiator (IN).
doaj   +1 more source

A comparative study of electrical aging of multiwalled carbon nanotubes and carbon black filled cross-linked polyethylene

open access: yesNanocomposites, 2019
In this work, XLPE/MWCNT and XLPE/CB nanocomposites have been prepared in order to investigate AC electric field and water effects on electrical aging of XLPE.
Pei Yang   +3 more
doaj   +1 more source

Application of Electrical Properties to Differentiate Lard From Tallow and Palm Oil [PDF]

open access: yes, 2013
This study aimed to differentiate lard from tallow and palm oil based on its electrical properties, namely conductance, impedance and capacitance. These properties were measured at spectra frequencies of 4.20 to 5.00 MHz in room temperature (26-27 oC ...
Djatna, T. (T)   +4 more
core  

Dielectric mixtures -- electrical properties and modeling

open access: yes, 2001
In this paper, a review on dielectric mixtures and the importance of the numerical simulations of dielectric mixtures are presented. It stresses on the interfacial polarization observed in mixtures.
Gubanski, Stanislaw M.   +2 more
core   +1 more source

Morphology, structure, optical, and electrical properties of AgSbO₃ [PDF]

open access: yes, 2016
The morphology of defect pyrochlore-type, AgSbO₃ microparticle/nanoparticles obtained via solid state reaction evolve from irregular to Fullerene-like polyhedra before finally decomposing into metal-organic framework-5 like particles with increase in ...
Liu, Y., Withers, R. L., Yi, Z. G.
core   +1 more source

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