Journal ArticleDOI
In situ intercalative polymerization of pyrrole in graphene analogue of MoS2 as advanced electrode material in supercapacitor
TLDR
In this article, a facile strategy to synthesize polypyrrole/molybdenum disulfide (PPy/MoS 2 ) nanocomposite as an advanced electrode material for high-performance supercapacitors applications is reported.About:
This article is published in Journal of Power Sources.The article was published on 2013-05-01. It has received 395 citations till now. The article focuses on the topics: Polypyrrole & Cyclic voltammetry.read more
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Nitrogen-doped hollow carbon nanospheres wrapped with MoS2 nanosheets for simultaneous electrochemical determination of acetaminophen and 4-aminophenol
TL;DR: In this paper, nitrogen-doped hollow carbon spheres wrapped with MoS2 nanosheets (MoS2@NHCSs) were synthesized via a simple step-by-step method and consecutively the obtained nanohybrids were successfully used to construct a reliable electrochemical sensor for simultaneously detecting acetaminophen (ACAP) and 4-aminophenol (4-AP).
Journal ArticleDOI
Gram-scale synthesis of aligned C3N4–polypyrrole heterojunction aerogels with tunable band structures as efficient visible and near infrared light-driven metal-free photocatalysts
TL;DR: In this paper, a new class of gram-scale 3D aligned heterojunction aerogels of polypyrrole (PPy)/C3N4 nanosheets (NSs) were designed and synthesized by directional freezing of poly pyrrole and polyvinyl alcohol (PVA) aqueous suspension.
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Controlled synthesis of Ni(OH)2/MoS2 nanohybrids for high-performance supercapacitors
TL;DR: In this paper, a sandwich-like Ni(OH)2/MoS2 nanocomposites (NMCs) is designed and fabricated as an anode for supercapacitors, where a MoS2 nanoplate grows on the two sides of porous Ni(O)2 nanosheets.
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Preparation of a MoS2/carbon nanotube composite as an electrode material for high-performance supercapacitors
TL;DR: In this article, the effects of various carbon-based materials (2D graphene nanosheet (GNS), 1D carbon nanotube (CNT), and 0D nano carbon (NC)) on the electrochemical performance of supercapacitors were reported.
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Fe3O4/carbon nanotubes/polyaniline ternary composites with synergistic effects for high performance supercapacitors
TL;DR: In this paper, the pseudocapacitive behavior of Fe3O4 was studied and approaches to improve its electrochemical activity were examined, and the authors showed that by optimizing the electrode architectures, they were able to construct ternary Fe 3O4/CNTs/PANI composites that delivered excellent electroactivity and cyclic stability because of synergistic effects from each component.
References
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Journal ArticleDOI
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-Based Ultracapacitors
TL;DR: CMG materials are made from 1-atom thick sheets of carbon, functionalized as needed, and here their performance in an ultracapacitor cell is demonstrated, illustrating the exciting potential for high performance, electrical energy storage devices based on this new class of carbon material.
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Detection of individual gas molecules adsorbed on graphene
Fred Schedin,A. K. Geim,Sergey V. Morozov,Ernie W. Hill,Peter Blake,Mikhail I. Katsnelson,K. S. Novoselov +6 more
TL;DR: In this paper, it was shown that micrometre-size sensors made from graphene are capable of detecting individual events when a gas molecule attaches to or detaches from graphene's surface.
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Carbon-based materials as supercapacitor electrodes
Lili Zhang,Xiu Song Zhao +1 more
TL;DR: This tutorial review provides a brief summary of recent research progress on carbon-based electrode materials forsupercapacitors, as well as the importance of electrolytes in the development of supercapacitor technology.
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Large Area, Few-Layer Graphene Films on Arbitrary Substrates by Chemical Vapor Deposition
Alfonso Reina,Xiaoting Jia,John T. Ho,Daniel Nezich,Hyungbin Son,Vladimir Bulovic,Mildred S. Dresselhaus,Jing Kong +7 more
TL;DR: The transparency, conductivity, and ambipolar transfer characteristics of the films suggest their potential as another materials candidate for electronics and opto-electronic applications.