Results 31 to 40 of about 6,277,886 (295)

Ultrashort electric pulse induced changes in cellular dielectric properties

open access: yes, 2007
The interaction of nanosecond duration pulsed electric fields (nsPEFs) with biological cells, and the models describing this behavior, depend critically on the electrical properties of the cells being pulsed.
Kolb, J K   +8 more
core   +2 more sources

Measurement and Analysis of Dielectric Properties of Agricultural By-product Powders in Microwave Frequency Range

open access: yesE3S Web of Conferences, 2019
Dielectric properties play an important role in the microwave-assisted application of nonmagnetic agriculture-related media. In this paper, the practical requirements for the lack of quantitative data on the dielectric properties of agricultural media in
Zhong Runeng   +3 more
doaj   +1 more source

Dielectric properties of agricultural products and some applications

open access: yesResearch in Agricultural Engineering, 2008
The use of dielectric properties of agricultural products for sensing moisture in grain and seed and their application in radio-frequency and microwave dielectric heating is discussed briefly. Values for the dielectric properties of a number of products,
S.O. Nelson
doaj   +1 more source

Application of Machine Learning to Predict Dielectric Properties of In Vivo Biological Tissue

open access: yesSensors, 2021
In this paper we revisited a database with measurements of the dielectric properties of rat muscles. Measurements were performed both in vivo and ex vivo; the latter were performed in tissues with varying levels of hydration.
Branislav Gerazov   +6 more
doaj   +1 more source

A Comparative Study of Physicochemical, Dielectric and Thermal Properties of Pressboard Insulation Impregnated with Natural Ester and Mineral Oil [PDF]

open access: yes, 2011
Natural ester is considered to be a substitute of mineral oil in the future. To apply natural ester in large transformers safely, natural ester impregnated solid insulation should be proved to have comparable dielectric strength and thermal stability to ...
Yang, Lijun   +4 more
core   +2 more sources

Tunable dielectric properties of ferrite-dielectric based metamaterial. [PDF]

open access: yesPLoS ONE, 2015
A ferrite-dielectric metamaterial composed of dielectric and ferrite cuboids has been investigated by experiments and simulations. By interacting with the electromagnetic wave, the Mie resonance can take place in the dielectric cuboids and the ...
K Bi   +6 more
doaj   +1 more source

Synthesis and characterizations of (Ba1-xCax)Ti4O9, 0 ≤ x ≤ 0.9 ceramics

open access: yesJournal of Materials Research and Technology, 2021
Manufacturing of energy storage devices with good efficiency and fewer losses has been a distinct topic. A material with good dielectric properties and fewer energy losses is the basic demand of the electronic industry.
Asad Ali   +7 more
doaj   +1 more source

A Review on Conduction Mechanisms in Dielectric Films

open access: yesAdvances in Materials Science and Engineering, 2014
The conduction mechanisms in dielectric films are crucial to the successful applications of dielectric materials. There are two types of conduction mechanisms in dielectric films, that is, electrode-limited conduction mechanism and bulk-limited ...
Fu-Chien Chiu
doaj   +1 more source

Experimental Enhancement for Electric Properties of Polyethylene Nanocomposites under Thermal Conditions

open access: yesAdvances in Electrical and Electronic Engineering, 2017
Polymer properties can be experimentally tailored by adding small amounts of different nanoparticles for enhancing their mechanical, thermal and electrical properties.
Ahmed Thabet, Youssef Mobarak
doaj   +1 more source

Preparation and properties of MDA-BAPP-BTDA copolyimide/18-crown ether-6 supramolecular films with inclusion structure and ultralow dielectric constants

open access: yesMaterials Research Express, 2021
In order to obtain polyimide composites with ultra-low dielectric constant, a series of MDA-BAPP-BTDA copolyimides/18-crown ether-6 (CPI/18-CE) supramolecular films with inclusion structure were prepared. The effects of 18-CE on CPI’s thermal, mechanical,
Chunguang Xiao   +5 more
doaj   +1 more source

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