Results 71 to 80 of about 157,505 (203)

High-field electron transport in doped ZnO [PDF]

open access: yes, 2017
Current-voltage characteristics have been measured for ZnO:Ga and Zn:Sb epitaxial layers with electron densities ranging from 1.4x10(17) cm(-3) to 1.1 x 10(20) cm(-3).
Ardaravičius, L.   +9 more
core   +2 more sources

Pulsed Electric Fields – assisted vinification

open access: yesProcedia Food Science, 2011
AbstractPulsed Electric Fields (PEF) treatments can be profitably applied as pretreatment to the extraction process from vegetable tissues, in order to increase the release of valuable compounds. In the present work we propose to apply PEF treatments during the vinification process for the permeabilization of the grape skins, in order to increase the ...
DONSI', FRANCESCO   +3 more
openaire   +3 more sources

Domain Dynamics under Ultrafast Electric-Field Pulses

open access: yesPhysical Review Letters, 2020
Exploring the dynamic responses of a material is of importance to both understanding its fundamental physics at high frequencies and potential device applications. Here we develop a phase-field model for predicting the dynamics of ferroelectric materials and study the dynamic responses of ferroelectric domains and domain walls subjected to an ultrafast
Tiannan Yang   +3 more
openaire   +3 more sources

Mechanism of Laser-induced Field Emission

open access: yes, 2011
We have measured electron energy distribution curves (EDCs) of the laser-induced field emission from a tungsten tip. Field emission from photo-excited nonequilibrium electron distributions were clearly observed, while no enhanced field emission due to ...
Greber, Thomas   +6 more
core   +1 more source

The separated electric and magnetic field responses of luminescent bacteria exposed to pulsed microwave irradiation [PDF]

open access: yes, 2016
Electromagnetic fields (EMFs) are ubiquitous in the digital world we inhabit, with microwave and millimetre wave sources of non-ionizing radiation employed extensively in electronics and communications, e.g., in mobile phones and Wi-Fi.
Adrian Porch   +8 more
core   +2 more sources

An ultra-sensitive pulsed balanced homodyne detector: Application to time-domain quantum measurements

open access: yes, 2001
A pulsed balanced homodyne detector has been developed for precise measurements of electric field quadratures of pulsed optical quantum states. A high level of common mode suppression (> 85 dB) and low electronic noise (730 electrons per pulse) provide a
A. I. Lvovsky   +23 more
core   +2 more sources

Charge trapping and detrapping in polymeric materials

open access: yes, 2009
Space charge formation in polymeric materials can cause some serious concern for design engineers as the electric field may severely be distorted, leading to part of the material being overstressed.
Chen, George, Xu, Zhiqiang
core   +1 more source

Numerical Simulation of Polarization and Deformation of Droplet under Pulsed Electric Field

open access: yesShiyou jixie, 2019
To deeply explore the electric dehydration mechanism under pulsed electric field, a two-dimensional model of the polarization and deformation of water-in-oil emulsion droplet under pulsed electric field is established based on COMSOL technology and using
Sun Zhiqian   +5 more
doaj  

Process Control of Pre-Sowing Seed Treatment by Pulsed Electric Field

open access: yesActa Technologica Agriculturae, 2018
Presented paper investigates the application of a line voltage changer to an installation for pre-sowing seed treatment by pulsed electric field (PEF) in order to increase the sowing quality of seeds and to suppress pathogenic microflora.
Starodubtseva Galina Petrovna   +4 more
doaj   +1 more source

Performance limiting effects in X-band accelerators

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2011
Acceleration gradient is a critical parameter for the design of future TeV-scale linear colliders. The major obstacle to higher gradient in room-temperature accelerators is rf breakdown, which is still a very mysterious phenomenon that depends on the ...
Faya Wang   +2 more
doaj   +1 more source

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