Results 41 to 50 of about 45,331 (307)

Study on the Application of Electric Field to Giant Vesicles Comprised of 1,2-Dilauroyl-Sn-Glycero-3-Phosphatidylcholine Using Optical Fluorescence Microscopy [PDF]

open access: yesMaterials Research, 2017
The influence of alternating electric field (AC) in the structure and dynamics of giant unilamellar vesicles (GUVs) comprised of 1,2-dilauroyl-sn-glycero-3-phosphatidylcholine (DLPC) is reported.
Yasmine Miguel Serafini Micheletto   +7 more
doaj   +1 more source

An improved pulsed electroacoustic system for space charge measurement under AC conditions [PDF]

open access: yes, 2010
In this paper, an improved space charge measurement system based on the pulsed electro acoustic technique (PEA) is presented. The new system gives an essential way to examine the role of space charge in electrical aging process under AC conditions.
Z. Xu   +8 more
core   +1 more source

Locally disordered lattices in strong ac electric fields

open access: yesPhysical Review B, 1993
We develop a formalism to study the role of local defects in tight binding systems in the presence of a strong external ac electric field. It is found that the appearance and disappearance of localized states, as well as their localization lengths, can be controlled by the amplitude or frequency of the driving field.
Hone, D., Holthaus, M.
openaire   +3 more sources

Electrohydrodynamics and dielectrophoresis in microsystems: scaling laws [PDF]

open access: yes, 2003
The movement and behaviour of particles suspended in aqueous solutions subjected to non-uniform ac electric fields is examined. The ac electric fields induce movement of polarizable particles, a phenomenon known as dielectrophoresis.
Castellanos, A.   +14 more
core   +1 more source

Numerical Analysis of Thermo-Electric Field for AC XLPE Cable in DC Operation Based on Conduction Current Measurement

open access: yesIEEE Access, 2019
With rapid development of renewable energies and dc loads in distribution grids, converting ac distribution grids into dc operation has become a promising method to utmost utilize the present ac distribution grid in large cities.
Xiangrong Chen   +3 more
doaj   +1 more source

AC-field Induced Gap Opening in the Vicinity of Extra Dirac Points in Band Structure of Graphene Superlattice [PDF]

open access: yesЖурнал нано- та електронної фізики, 2016
Floquet spectrum of electrons in graphene superlattice subjected to the ac electric field was investigated. The ac-field vector was assumed to oscillate perpendicularly to the superlattice axis.
S.V. Kryuchkov, E.I. Kukhar'
doaj   +1 more source

On-Demand Droplet Merging with an AC Electric Field for Multiple-Volume Droplet Generation

open access: yes, 2020
We introduce a unique system to achieve on-demand droplet merging and splitting using a perpendicular AC electric field. The working mechanism involves a micropillar to split droplets, followed by electrocoalescence using an AC electric field.
Nguyen, Nam-Trung   +2 more
core   +1 more source

Dynamic behaviours of a flame as plasma in a strong electric field

open access: yesScientific Reports, 2019
Dynamic behaviours of a flame are experimentally examined via applying an electric potential difference between two parallel electrodes and placing a flame of ethanol between them.
Takao Fukuyama   +2 more
doaj   +1 more source

External Field Response and Applications of Metal Coated Hemispherical Janus Particles

open access: yesApplied Sciences, 2018
Hemispherical Janus particles that were coated with silver or nickel on the equatorial plane of hemispherical polymer microparticles were prepared and dispersed in water and the responses to AC electric and stationary magnetic fields applied were ...
So Aizawa, Keisuke Seto, Eiji Tokunaga
doaj   +1 more source

Experimental studies of influence of DC and AC electric fields on bridging in contaminated transformer oil

open access: yes, 2015
Analysis of real operating condition revealed that HVDC transformers experience combined effect of DC biased AC electric field. The dynamics of pressboard particle in contaminated transformer oil under the influence of DC, AC and DC biased AC electric ...
Mahmud, S.   +4 more
core   +1 more source

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