نتایج جستجو برای: electric current distribution

تعداد نتایج: 1454952  

2012
George A. Levin Paul N. Barnes

We consider the distribution of an electric field in YBa2Cu3O7−x (YBCO)-coated conductors for a situation in which the DC transport current is forced into the copper stabilizer due to a weak link—a section of the superconducting film with a critical current less than the transport current. The electric field in the metal substrate is also discussed. The results are compared with recent experime...

2010
Christian Lewandowski Jens Schmutzler Christian Wietfeld

Abstract: The rollout of electric vehicles substantially changes the requirements for current power grid infrastructures. The high power demand of fast recharge stations in combination with a high risk of simultaneity leads to the necessity of extended ICT integration into the energy distribution process. This paper describes ongoing research on a simulation framework for modeling the communica...

A Amiri, A Khanchehgardan G Rezazadeh R Shabani

In this paper, the stability of a functionally graded magneto-electro-elastic (FG-MEE) micro-beam under actuation of electrostatic pressure is studied. For this purpose Euler-Bernoulli beam theory and constitutive relations for magneto-electro-elastic (MEE) materials have been used. We have supposed that material properties vary exponentially along the thickness direction of the micro-beam. Gov...

ژورنال: مجله دندانپزشکی 2014
دری, نرگس , نوری, علی , کاویانی, آزیتا ,

  Background and Aims: The ability of composite restorations to prevent microleakage needs desirable bonding material for proper sealing . The purpose of this study was to evaluate class V composite restorations microleakage in premolars with/without electric current while applying variant dentin bonding in vitro.   Materials and Methods: 120 non-carious human premolars were used for this study...

Journal: :Microelectronics Reliability 2015
Pyung Moon Jun Yeong Lim Tae-Un Youn Keum-Whan Noh Ilgu Yun

Keywords: Inter-poly dielectric (IPD) ONO Leakage current Bias polarity a b s t r a c t Retention characteristic represents a capability to maintain the storage data and it is related with the reliability of memory device. The retention characteristic is degraded by the leakage of charges from a floating gate to a control gate, and thus the leakage current at low and moderate electric field of ...

2000
G. T. Marklund T. Karlsson P. Eglitis H. Opgenoorth

Results concerning the electrodynamics of the nightside auroral bulge are presented based on simultanous satellite and ground-based observations. The satellite data include Astrid-2 measurements of electric fields, currents and particles from a midnight auroral oval crossing and Polar UVI images of the large-scale auroral distribution. The ground-based observations include STARE and SuperDARN e...

2013
M. V. MAKWANA

The widespread use of Power Electronics based equipment has produced a significant impact on quality of electric power supply. Conventional power quality mitigation equipment is providing to be inadequate for an increasing number of applications. One modern and very promising solution that deals with both load current and supply voltage imperfections is the Unified Power Quality Conditioner (UP...

2010
Thomas Bayes Sanford

MEASUREMENT AND INTERPRETATION OF MOTIONAL ELECTRIC FIELDS IN THE SEA by T. B. Sanford Submitted to the Department of Geology and Geophysics on May 1, 1967, in partial fulfillment of the requirement for the degree of Doctor of Philosophy. The total motional electric current distribution is investigated for a quasi-steady, 3-dimensional ocean current. In order that electric currents associated w...

2004
Michael D. Watson Ashley Mustafa Abushagur

AbsfracfA charge density and current density model of a waveguide system has been developed to explore the ef€ects of electric field electrode poling. An optical waveguide may be modeled during poling by considering the dielectric charge distribution, polarization charge distribution, and conduetion charge generated by the poling field. These charge distributions are the source of poling curren...

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