Journal ArticleDOI
Review on supercapacitors: Technologies and materials
TLDR
In this article, the technologies and working principles of different materials used in supercapacitors are explained, together with brief explanations of their properties, such as specific surface area and capacitance values.Abstract:
In this review, the technologies and working principles of different materials used in supercapacitors are explained. The most important supercapacitor active materials are discussed from both research and application perspectives, together with brief explanations of their properties, such as specific surface area and capacitance values. A review of different supercapacitor electrolytes is given and their positive and negative features are discussed. Finally, cell configurations are considered, pointing out the advantages and drawbacks of each configuration.read more
Citations
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Ultracapacitors: Why, How, and Where is the Technology
TL;DR: In this paper, the authors compared the power density characteristics of ultracapacitors and batteries with respect to the same charge/discharge efficiency, and showed that the battery can achieve energy densities of 10 Wh/kg or higher with a power density of 1.2 kW/kg.
Journal ArticleDOI
Recent advancements in supercapacitor technology
Waseem Raza,Faizan Ali,Nadeem Raza,Yiwei Luo,Ki-Hyun Kim,Jianhua Yang,Sandeep Kumar,Andleeb Mehmood,Eilhann E. Kwon +8 more
TL;DR: In this article, a review of recent advances in supercapacitor (SC) technology with respect to charge storage mechanisms, electrode materials, electrolytes (e.g., particularly paper/fiber-like 3D porous structures), and their practical applications is presented.
Journal ArticleDOI
Carbon-based composite materials for supercapacitor electrodes: a review
Arie Borenstein,Ortal Hanna,Ran Attias,Shalom Luski,Thierry Brousse,Thierry Brousse,Doron Aurbach +6 more
TL;DR: In this article, the authors present the recent advances in the field of composite materials that include at least one carbon-based component for supercapacitor electrodes, focusing on cases in which a single material by itself suffers from a drawback that can be overcome by combining it with other components, enabling the fabrication of a composite material with enhanced performance.
Journal ArticleDOI
Review of supercapacitors: Materials and devices
TL;DR: In this paper, a concise description of technologies and working principles of different materials utilized for supercapacitors has been provided, where the main focus has been on materials like carbon-based nanomaterials, metal oxides, conducting polymers and their nanocomposites along with some novel materials like metal-organic frameworks, MXenes, metal nitrides, covalent organic frameworks and black phosphorus.
Journal ArticleDOI
Bio-Integrated Wearable Systems: A Comprehensive Review
Tyler R. Ray,Jungil Choi,Amay J. Bandodkar,Siddharth Krishnan,Philipp Gutruf,Limei Tian,Roozbeh Ghaffari,John A. Rogers +7 more
TL;DR: This review summarizes the latest advances in this emerging field of "bio-integrated" technologies in a comprehensive manner that connects fundamental developments in chemistry, material science, and engineering with sensing technologies that have the potential for widespread deployment and societal benefit in human health care.
References
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Kostya S. Novoselov,Andre K. Geim,Sergey V. Morozov,Da Jiang,Y. Zhang,S. V. Dubonos,Irina V. Grigorieva,A. A. Firsov +7 more
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The rise of graphene
TL;DR: Owing to its unusual electronic spectrum, graphene has led to the emergence of a new paradigm of 'relativistic' condensed-matter physics, where quantum relativistic phenomena can now be mimicked and tested in table-top experiments.
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Two-dimensional gas of massless Dirac fermions in graphene
Kostya S. Novoselov,A. K. Geim,Sergey V. Morozov,Da Jiang,Mikhail I. Katsnelson,Irina V. Grigorieva,S. V. Dubonos,A. A. Firsov +7 more
TL;DR: This study reports an experimental study of a condensed-matter system (graphene, a single atomic layer of carbon) in which electron transport is essentially governed by Dirac's (relativistic) equation and reveals a variety of unusual phenomena that are characteristic of two-dimensional Dirac fermions.
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Materials for electrochemical capacitors
TL;DR: This work has shown that combination of pseudo-capacitive nanomaterials, including oxides, nitrides and polymers, with the latest generation of nanostructured lithium electrodes has brought the energy density of electrochemical capacitors closer to that of batteries.
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Graphene: Status and Prospects
TL;DR: This review analyzes recent trends in graphene research and applications, and attempts to identify future directions in which the field is likely to develop.