Results 11 to 20 of about 59,062 (281)

Dynamic Single-Electron Transistor Modeling for High-Frequency Capacitance Characterization

open access: yesApplied Sciences, 2022
Based on the time-dependent master equation and taking the dynamic gate current into account, a new single-electron transistor (SET) model is proposed, which can represent intrinsic terminal capacitances and transcapacitances.
Alka Singh   +3 more
doaj   +1 more source

Circuit quantization with time-dependent magnetic fields for realistic geometries

open access: yesnpj Quantum Information, 2022
Quantum circuit theory has become a powerful and indispensable tool to predict the dynamics of superconducting circuits. Surprisingly however, the question of how to properly account for a time-dependent driving via external magnetic fields has hardly ...
R.-P. Riwar, D. P. DiVincenzo
doaj   +1 more source

A Simple and Non-Destructive Method to Measure Per-Terminal Baseplate Coupling of Power Modules

open access: yesIEEE Open Journal of Power Electronics, 2023
The fast slew rates of wide bandgap semiconductors can produce common-mode currents that flow through the baseplates of multi-chip power modules. These currents increase the electromagnetic signature of these devices and force designers to reduce edge ...
Brian T. DeBoi   +2 more
doaj   +1 more source

Finite element modelling of electrostatic fields in process tomography capacitive electrode systems for flow response evaluation [PDF]

open access: yes, 1993
Various aspects and results of 2-D finite element (FE) modeling of electrostatic fields in 12-electrode capacitive systems for two-phase flow imaging are described. The capacitive technique relies on changes in capacitances between electrodes (mounted on
Abdullah, F., Khan, S.
core   +1 more source

50-nm self-aligned and 'standard' T-gate InP pHEMT comparison: the influence of parasitics on performance at the 50-nm node [PDF]

open access: yes, 2006
Continued research into the development of III-V high-electron mobility transistors (HEMTs), specifically the minimization of the device gate length, has yielded the fastest performance reported for any three terminal devices to date.
Elgaid, K.   +5 more
core   +1 more source

Specific duality and stability of positive electrical circuits

open access: yesArchives of Electrical Engineering, 2017
The specific duality and asymptotic stability of the positive linear electrical circuits are addressed. The specific duality of positive linear electrical circuits composed of resistances, inductances, capacitances and source voltages is established.
Kaczorek Tadeusz
doaj   +1 more source

Reduction of operational amplifiers finite gain effects in switched-capacitor biquads [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2005
A combined approach for reducing the errors in the pole frequency f p, the pole Q - factor Qp and the magnitude at the pole frequency Hp, of switched capacitor biquads is presented.
Radev Nikolay, Ivanov Kantcho
doaj   +1 more source

Tunable Lowpass Filter with RF MEMS Capacitance and Transmission Line

open access: yesActive and Passive Electronic Components, 2012
We have presented an RF MEMS tuneable lowpass filter. Both distributed transmission lines and RF MEMS capacitances were used to replace the lumped elements.
Shimul C. Saha   +4 more
doaj   +1 more source

Hydrothermal Synthesis of CuO-SnO2 and CuO-SnO2-Fe2O3 Mixed Oxides and their Electrochemical Characterization in Neutral Electrolyte

open access: yesInternational Journal of Electrochemical Science, 2009
Hydrothermal synthesis of CuO-SnO2 and CuO-SnO2-Fe2O3 mixed oxides is done in an autoclave using the precursors and urea. The powders are characterized by XRD, XRF, SEM and XPS.
M. Jayalakshmi, K. Balasubramanian
doaj   +1 more source

CoWO4 Nanoparticles Prepared in Different Solvents and Their Pseudocapacitant Performances

open access: yesInternational Journal of Electrochemical Science, 2017
Cobalt tungstates (CoWO4) nanoparticles have been successfully fabricated through a facile hydrothermal route by employing different solvents. The structure, morphology, surface area and pore distribution of the as-prepared products were characterized ...
Aiping Li   +6 more
doaj   +1 more source

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