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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

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

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.
Pan, H., Li, J., Feng, Y.P.
openaire   +3 more sources

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

Redox Electrolytes in Supercapacitors [PDF]

open access: yesJournal of The Electrochemical Society, 2015
© The Author(s) 2015. Most methods for improving supercapacitor performance are based on developments of electrode materials to optimally exploit their storage mechanisms, namely electrical double layer capacitance and pseudocapacitance. In such cases, the electrolyte is supposed to be electrochemically as inert as possible so that a wide potential ...
Akinwolemiwa, Bamidele   +2 more
openaire   +2 more sources

Supercapacitors

open access: yes, 2020
The paper presents new energy storage devices that will outperform lithium-ion and lead-acid batteries. In the first place is the safety of materials used for humans and the environment.
Pasichnyk, N. O., Isai, B. Y.
openaire   +1 more source

Composite Electrodes for Electrochemical Supercapacitors [PDF]

open access: yesNanoscale Research Letters, 2009
Manganese dioxide nanofibers with length ranged from 0.1 to 1 μm and a diameter of about 4-6 nm were prepared by a chemical precipitation method. Composite electrodes for electrochemical supercapacitors were fabricated by impregnation of the manganese dioxide nanofibers and multiwalled carbon nanotubes (MWCNT) into porous Ni plaque current collectors ...
Yang QuanMin, Li Jun, Zhitomirsky Igor
openaire   +3 more sources

Molecular simulations of supercapacitors

open access: yes, 2023
Supercapacitors are energy storage devices with the ability to deliver and store energy at a fast rate. Therefore, they are mainly utilised in applications where a fast response time is required, e.g. regenerative braking systems of vehicles and for balancing the supply and demand of intermittent renewable energy.
openaire   +2 more sources

Polymer Electrolytes for Supercapacitors

open access: yesPolymers
Because of safety concerns associated with the use of liquid electrolytes and electrolyte solutions options of non-liquid materials like gels and polymers used as ion conducting electrolytes have been explored intensely. The low ionic conductivity of hard and soft solid materials was too low for practical applications in supercapacitors which require ...
Xuecheng Chen, Rudolf Holze
openaire   +2 more sources

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