Results 31 to 40 of about 2,171,614 (354)

Progress on carbon for electrochemical capacitors

open access: yesBattery Energy, 2023
Electrochemical capacitors bridge the energy gap between conventional dielectric capacitors and batteries. The energy storage mechanism relies on purely physical electrical double‐layer charging (EDL) and the faradaic process involving fast ...
Girum G. Bizuneh   +2 more
doaj   +1 more source

Current progress achieved in novel materials for supercapacitor electrodes: mini review

open access: yesNanoscale Advances, 2019
Supercapacitors are highly attractive for a large number of emerging mobile devices for addressing energy storage and harvesting issues. This mini review presents a summary of recent developments in supercapacitor research and technology, including all ...
Sumaiyah Najib, E. Erdem
semanticscholar   +1 more source

Differentiation of roughness and surface defect impact on dielectric strength of polymeric thin films

open access: yesIET Nanodielectrics, 2020
Increasing the dielectric strength of polymer films has been a key theme as it is directly responsible for increasing energy density of relevant components such as film capacitors and insulation tapes.
Daniel Qi Tan
doaj   +1 more source

The magnetoelectrochemical switch [PDF]

open access: yes, 2014
In the field of spintronics, the archetype solid-state two-terminal device is the spin valve, where the resistance is controlled by the magnetization configuration.
Andreas, C.   +15 more
core   +2 more sources

Fabrication of resistively-coupled single-electron device using an array of gold nanoparticles [PDF]

open access: yes, 2017
We demonstrated one type of single-electron device that exhibited electrical characteristics similar to those of resistively-coupled SE transistor (R-SET) at 77 K and room temperature (287 K).
Ayumi Hirano-Iwata   +6 more
core   +2 more sources

Spatial resolution in electrical impedance tomography: A topical review

open access: yesJournal of Electrical Bioimpedance, 2017
Electrical impedance tomography (EIT) is a relatively new imaging technique. It has the advantages of low cost, portability, non-invasiveness and is free from radiation effects.
Chitturi Venkatratnam, Farrukh Nagi
doaj   +1 more source

Local charge transfer doping in suspended graphene nanojunctions

open access: yes, 2012
We report electronic transport measurements in nanoscale graphene transistors with gold and platinum electrodes whose channel lengths are shorter than 100 nm, and compare them with transistors with channel lengths from 1 \textmu{}m to 50 \textmu{}m.
Charudatta Galande   +5 more
core   +1 more source

Increased Cycling Efficiency and Rate Capability of Copper-coated Silicon Anodes in Lithium-ion Batteries

open access: yes, 2011
Cycling efficiency and rate capability of porous copper-coated, amorphous silicon thin-film negative electrodes are compared to equivalent silicon thin-film electrodes in lithium-ion batteries. The presence of a copper layer coated on the active material
Kowolik, Kristin   +2 more
core   +1 more source

Advanced Architectures and Relatives of Air Electrodes in Zn–Air Batteries

open access: yesAdvancement of science, 2018
Zn–air batteries are becoming the promising power sources for portable and wearable electronic devices and hybrid/electric vehicles because of their high specific energy density and the low cost for next‐generation green and sustainable energy ...
Jing Pan   +5 more
semanticscholar   +1 more source

Stability Study of Synthetic Diamond Using a Thermally Controlled Biological Environment: Application towards Long-Lasting Neural Prostheses

open access: yesSensors
This paper demonstrates, for the first time, the stability of synthetic diamond as a passive layer within neural implants. Leveraging the exceptional biocompatibility of intrinsic nanocrystalline diamond, a comprehensive review of material aging analysis
Jordan Roy   +8 more
doaj   +1 more source

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