Results 41 to 50 of about 238,828 (294)

Emergence of nonequilibrium charge dynamics in a charge-cluster glass [PDF]

open access: yesPhysical Review B, 2014
Non-equilibrium charge dynamics, such as cooling-rate-dependent charge vitrification and physical aging, have been demonstrated for a charge-cluster glass in $θ$-(BEDT-TTF)$_2$CsZn(SCN)$_4$ using electron transport measurements. The temperature evolution of the relaxation time obeys the Arrhenius law, indicating that the glass-forming charge liquid can
Sato, T.   +7 more
openaire   +2 more sources

Electric Vehicle Fast-Charging Station Unified Modeling and Stability Analysis in the dq Frame

open access: yesEnergies, 2018
The electric vehicle fast-charging station is an important guarantee for the popularity of electric vehicle. As the fast-charging piles are voltage source converters, stability issues will occur in the grid-connected fast-charging station.
Xiang Wang, Zhengyou He, Jianwei Yang
doaj   +1 more source

A 10-bit Charge-Redistribution ADC Consuming 1.9 μW at 1 MS/s [PDF]

open access: yes, 2010
This paper presents a 10 bit successive approximation ADC in 65 nm CMOS that benefits from technology scaling. It meets extremely low power requirements by using a charge-redistribution DAC that uses step-wise charging, a dynamic two-stage comparator and
Elzakker, Michiel van   +5 more
core   +2 more sources

Accelerating charging dynamics in subnanometre pores [PDF]

open access: yesNature Materials, 2014
Having smaller energy density than batteries, supercapacitors have exceptional power density and cyclability. Their energy density can be increased using ionic liquids and electrodes with sub-nanometer pores, but this tends to reduce their power density and compromise the key advantage of supercapacitors.
Kondrat, S   +3 more
openaire   +4 more sources

Laser-induced charging of microfabricated ion traps

open access: yes, 2011
Electrical charging of metal surfaces due to photoelectric generation of carriers is of concern in trapped ion quantum computation systems, due to the high sensitivity of the ions' motional quantum states to deformation of the trapping potential.
Chuang, Isaac L.   +5 more
core   +1 more source

Dynamics of charges and solitons

open access: yesJournal of Geometry and Physics, 2018
We first show that trajectories traced by charges moving in rotational magnetic fields are are, basically, the non-parallel geodesics of surfaces of revolution with coincident axis. Thus, people living in a surface of revolution are not able to sense the magnetic Hall e↵ect induced by the surrounding magnetic field and perceive charges as influenced ...
Barros, Manuel   +2 more
openaire   +2 more sources

Analysis and Case Study of National Economic Evaluation of Expressway Dynamic Wireless Charging

open access: yesEnergies, 2022
As the transportation industry develops new forms of energy and electrification, expressway dynamic wireless charging has become an attractive technology that has the potential to completely solve a range of anxieties associated with electric vehicles ...
Siqi Li   +3 more
doaj   +1 more source

Charge Retention in Quantized Energy Levels of Nanocrystals [PDF]

open access: yes, 2006
Understanding charging mechanisms and charge retention dynamics of nanocrystal memory devices is important in optimization of device design. Capacitance spectroscopy on PECVD grown germanium nanocrystals embedded in a silicon oxide matrix was performed ...
Akca, Imran   +5 more
core   +3 more sources

Complexity of Scheduling Charging in the Smart Grid

open access: yes, 2017
In the smart grid, the intent is to use flexibility in demand, both to balance demand and supply as well as to resolve potential congestion. A first prominent example of such flexible demand is the charging of electric vehicles, which do not necessarily ...
Albert, Michael   +2 more
core   +1 more source

RC-circuit-like dynamic characteristic of the magnetic domain wall in ferromagnetic nanowires

open access: yes, 2015
We have investigated dynamic behaviors of the magnetic domain wall under perpendicular magnetic field pulses in ferromagnetic nanowires using micromagnetic simulations.
Cheng Chen   +4 more
core   +1 more source

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