Results 31 to 40 of about 9,367,724 (286)

Measurements of Electric-Field Strengths in Ionization Fronts during Breakdown [PDF]

open access: yesPhysical Review Letters, 2007
Using laser-induced fluorescence-dip Stark spectroscopy, we performed time-resolved, direct measurements of electric-field strengths during the breakdown phase of a low-pressure, pulsed discharge in xenon. With this experimental technique we could for the first time quantitatively measure the time evolution of the driving force of the plasma breakdown ...
Wagenaars, E.   +2 more
openaire   +3 more sources

Effect of Loudspeakers on the In Situ Electric Field in a Driver Body Model Exposed to an Electric Vehicle Wireless Power Transfer System

open access: yesEnergies, 2020
This study computationally evaluates the effect of loudspeakers on the in situ electric field in a driver body model exposed to the magnetic field from a wireless power transfer (WPT) system in an electric vehicle (EV), one with a body made of carbon ...
Junqing Lan, Akimasa Hirata
doaj   +1 more source

Effect of environment and electric field on delayed fracture of piezoelectric ceramics

open access: yesNihon Kikai Gakkai ronbunshu, 2018
Static 4-point bending tests have been carried out with poled PZT under various environmental conditions. The average value of applied stress at which fracture occurred within 48 hours was defined as the delayed fracture strength σdf, and the effects of ...
Kazuhiro KUSUKAWA, Tatsuro KOSAKA
doaj   +1 more source

Electrooptic electric field sensor for dc and extra-low-frequency measurement [PDF]

open access: yes, 1998
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The thesis reports the results of the research carried out towards the development of an electrooptic sensor for DC and extra low frequency electric field ...
Bordovsky, Michael
core   +7 more sources

Effect of Tree Quantity and Distribution on the Electric Field under Transmission Lines

open access: yesApplied Sciences
The electric field of transmission lines has serious negative impacts on residents’ production and life with the expansion of high voltage engineering.
Ziyu Wang   +5 more
doaj   +1 more source

Improved protein separation by microchip isoelectric focusing with stepwise gradient of electric field strength

open access: yes, 2009
A stepwise gradient of electric field strength was proposed for microchip IEF-based protein separation, by which after focusing at low voltages, IEF was performed by applying higher separation voltages step-by-step.
Liang, Yu   +5 more
core   +1 more source

Electric field strength data

open access: yes, 2022
Terahertz electric field strength data of the edge ...
Qiu, Fucheng
core   +1 more source

Two-component spherical dual-type electric field strength sensor

open access: yesОмский научный вестник
Simple and easy-to-use modern sensors are required to monitor the levels of electric field strength around high-voltage power equipment, power lines, substations. These sensors ensure safety and labour protection of power equipment maintenance personnel.
S. V. Biryukov
doaj   +1 more source

A new near-zone electric-field-strength meter [PDF]

open access: yesJournal of Research of the National Bureau of Standards, Section C: Engineering and Instrumentation, 1966
The National Bureau of Standards has recently completed the development of prototype instrumentation for measuring the electric field components of complex, high-level, near-zone electromagnetic fields from O . 1 to 1 00 0 volts per meter, a t frequencies from 1 50 kHz to 30 MHz with a present uncertainty of less than ± 2 dB .
openaire   +1 more source

Analysis of electric field distribution at air gap defect and its influencing factors in mine-used high-voltage cable insulatio

open access: yesGong-kuang zidonghua, 2018
In order to know influence factors and laws of electric field distribution with air gap defects in cable insulation, taking mine-used high-voltage XLPE cable as research object, ANSYS finite element software was used to establish cable structure model ...
YANG Shuo   +5 more
doaj   +1 more source

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