Results 11 to 20 of about 52,981 (234)

Perspective on Micro-Supercapacitors [PDF]

open access: yesFrontiers in Chemistry, 2022
The rapid development of portable, wearable, and implantable electronic devices greatly stimulated the urgent demand for modern society for multifunctional and miniaturized electrochemical energy storage devices and their integrated microsystems. This article reviews material design and manufacturing technology in different micro-supercapacitors (MSCs)
Xiangfei Sun   +4 more
openaire   +3 more sources

Quantum supercapacitors [PDF]

open access: yesPhysical Review B, 2019
Recently there has been a great deal of interest on the possibility to exploit quantum-mechanical effects to increase the performance of energy storage systems. Here we introduce and solve a model of a quantum supercapacitor. This consists of two chains, one containing electrons and the other one holes, hosted by arrays of double quantum dots, the ...
Ferraro D.   +4 more
openaire   +6 more sources

Introduction to Supercapacitors

open access: yesNanoscale Advances, 2023
Guest editors Zhaojun Han, Ruopian Fang, Dewei Chu, Da-Wei Wang and Kostya (Ken) Ostrikov, introduce this Nanoscale Advances themed issue on supercapacitors.
Han, Zhaojun   +4 more
openaire   +3 more sources

Diagnostics of supercapacitors [PDF]

open access: yesMATEC Web of Conferences, 2018
The paper represents the mathematical model for diagnostics of supercapacitors. The research objectives are the problem of determining a supercapacitor technical condition during its operation. The general reliability of diagnostics is described as the methodological and instrumental reliabilities of diagnostics. The instrumental diagnostic reliability
Juliy Boiko   +3 more
openaire   +3 more sources

Carbon Nanotubes for Supercapacitor [PDF]

open access: yesNanoscale Research Letters, 2010
As an electrical energy storage device, supercapacitor finds attractive applications in consumer electronic products and alternative power source due to its higher energy density, fast discharge/charge time, low level of heating, safety, long-term operation stability, and no disposable parts.
Yuan Ping Feng   +3 more
openaire   +4 more sources

Preparation and electrochemical performance of hollow activated carbon fiber self-supported electrode for supercapacitor [PDF]

open access: yes, 2020
Hollow activated carbon fiber (HACF) with high specific surface area and high charge storage capability was prepared by pre-oxidation, carbonization and KOH-activation from polyacrylonitrile (PAN).
Cardon, Ludwig   +3 more
core   +1 more source

Printing of wirelessly rechargeable solid-state supercapacitors for soft, smart contact lenses with continuous operations [PDF]

open access: yes, 2019
Recent advances in smart contact lenses are essential to the realization of medical applications and vision imaging for augmented reality through wireless communication systems.
Ahn, David B.   +6 more
core   +2 more sources

Biocompatible Mesoporous Hollow Carbon Nanocapsules for High Performance Supercapacitors. [PDF]

open access: yes, 2020
A facile and general method for the controllable synthesis of N-doped hollow mesoporous carbon nanocapsules (NHCNCs) with four different geometries has been developed.
Bradley, R.   +7 more
core   +1 more source

Supercapacitors Performance Evaluation [PDF]

open access: yesAdvanced Energy Materials, 2014
The performance of a supercapacitor can be characterized by a series of key parameters, including the cell capacitance, operating voltage, equivalent series resistance, power density, energy density, and time constant. To accurately measure these parameters, a variety of methods have been proposed and are used in academia and industry.
Zhang, Sanliang, Pan, Ning
openaire   +4 more sources

A supercapacitor based enhancement technique for stand-alone surge protection circuits [PDF]

open access: yes, 2013
With the International Technology Roadmap for Semiconductors predicting below-25nm feature-size VLSIs, powered by DC power supplies of less than 1V, protection against transients has become mandatory for modern electronic systems.
Fernando, Jayathu, Kularatna, Nihal
core   +2 more sources

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