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Introduction to Supercapacitors
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
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Perspective on Micro-Supercapacitors [PDF]
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
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Carbon Nanotubes for Supercapacitor [PDF]
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.
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Supercapacitors Performance Evaluation [PDF]
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
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Redox Electrolytes in Supercapacitors [PDF]
© 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
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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.
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Composite Electrodes for Electrochemical Supercapacitors [PDF]
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
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Molecular simulations of supercapacitors
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.
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Polymer Electrolytes for Supercapacitors
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
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Reducing Internal Resistance in Activated Carbon Supercapacitors via Exfoliated Coal-Derived Graphene Additive. [PDF]
Salimi Nanadegani F +4 more
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