Results 41 to 50 of about 2,305,687 (346)

Effect of Temperature on Space Charge Distribution of Oil–Paper Insulation under DC and Polarity Reversal Voltage

open access: yesEnergies, 2018
The electric field distortion caused by space charge is an important factor affecting the operation reliability of oil–paper insulation in a converter transformer.
Qingguo Chen   +4 more
doaj   +1 more source

The relationship between charge distribution, charge packet formation and electroluminescence in XLPE under DC [PDF]

open access: yes, 2001
Different reports describing the internal distribution of space charge in cross-linked polyethylene (XLPE) under DC field have been published recently. The most striking fact observed is the organization of the space charge into charge packets that cross
Dissado, L. A.   +6 more
core   +1 more source

Longitudinal space charge debunching and compensation in high-frequency accelerators

open access: yesPhysical Review Special Topics. Accelerators and Beams, 1999
Space charge debunching is a major issue for future high-gradient, high-frequency accelerator techniques. Space charge will set limits on the maximum six-dimensional phase space density obtainable in optical or plasma based accelerators.
L. C. Steinhauer, W. D. Kimura
doaj   +1 more source

Highly conductive polymer nanocomposites for emerging high voltage power cable shields: experiment, simulation and applications

open access: yesHigh Voltage, 2020
High voltage power cables play a critical role in global electricity transmission and distribution. The currently used power cables cannot fulfil the green and sustainable requirement of modern society because of the thermoset nature of cable insulation ...
Xingyi Huang   +6 more
doaj   +1 more source

Studies on charge production from Cs2Te photocathodes in the PITZ L-band normal conducting radio frequency photo injector

open access: yes, 2016
This paper discusses the behavior of electron bunch charge produced in an L-band normal conducting radio frequency cavity (RF gun) from Cs2Te photocathodes illuminated with ps-long UV laser pulses when the laser transverse distribution consists of a flat-
Asova, G.   +22 more
core   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Dimensionality of charge space [PDF]

open access: yesIl Nuovo Cimento, 1956
There is no dearth of experimental evidence to indicate that real space-time is a four-dimensional manifold. At present there is much less certainty in attributing dimensions to the charge space of heavy particles, and it may be worth while to review various hypotheses and the meager experimental evidence in this regard. The Clebsch-Gordon coefficients
openaire   +2 more sources

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Deep trap sites suppressing space charge injection in polycyclic aromatic compounds doped XLPE composite

open access: yesIET Nanodielectrics, 2020
In this study, the space charge characteristics in the polycyclic aromatic compounds doped cross-linked polyethylene (XLPE) composite were analysed by integration current (Q(t)) method and quantum chemical calculation.
Jin Li   +4 more
doaj   +1 more source

A Symplectic Multi-Particle Tracking Model for Self-Consistent Space-Charge Simulation

open access: yes, 2016
Symplectic tracking is important in accelerator beam dynamics simulation. So far, to the best of our knowledge, there is no self-consistent symplectic space-charge tracking model available in the accelerator community.
Qiang, Ji
core   +2 more sources

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