Journal ArticleDOI
Low-temperature direct synthesis of mesoporous vanadium nitrides for electrochemical capacitors
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In this article, mesoporous vanadium nitrides are directly synthesized by a one-step chemical precipitation method at a low temperature (70°C) by using nanowhiskers with diameters of 2-5nm.About:
This article is published in Applied Surface Science.The article was published on 2017-04-01. It has received 27 citations till now. The article focuses on the topics: Vanadium nitride & Vanadium.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.
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A review on metal nitrides/oxynitrides as an emerging supercapacitor electrode beyond oxide
TL;DR: In this article, a review of state-of-the-art progress in supercapacitor performance of metal nitrides/oxynitrides, underlying charge-storage mechanism, important outcomes and their limitations is presented.
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Review of Transition Metal Nitrides and Transition Metal Nitrides/Carbon nanocomposites for supercapacitor electrodes
TL;DR: In this article, transition metal nitrides (TMN) with low electrical resistance, excellent thermal and chemical stability are promising as electrode materials for supercapacitors, and the integration of TMN with carbonaceous nanocomposite materials attracts great research interests because of the unique inherent properties of carbonaceous material (high specific surface area and low resistivity).
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Cyclic stability of supercapacitors: materials, energy storage mechanism, test methods, and device
Qianghong Wu,Tianqi He,Yikai Zhang,Junlei Zhang,Zhijun Wang,Ying Liu,Lei Zhao,Youzhi Wu,Fen Ran +8 more
TL;DR: In this paper, the authors summarized the cyclic stability of supercapacitors according to type of electrode material and its energy storage mechanism and discussed the strategies to boost the stability of those electrode materials.
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Vanadium nitride for aqueous supercapacitors: a topic review
TL;DR: In this article, the authors focus on vanadium nitride-based anode materials and carefully summarize their energy storage mechanisms, applications, advantages and disadvantages, and future development prospects.
References
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Reporting physisorption data for gas/solid systems with special reference to the determination of surface area and porosity (Recommendations 1984)
TL;DR: Mise au point comportant des definitions generales et la terminologie, la methodologie utilisee, les procedes experimentaux, les interpretations des donnees d'adsorption, les determinations de l'aire superficielle, and les donnes sur la mesoporosite et la microporosite.
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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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Electrochemical Capacitors for Energy Management
John R. Miller,Patrice Simon +1 more
TL;DR: Electrochemical capacitors enable rapid storage and efficient delivery of electrical energy in heavy-duty applications and are being enabled by electrochemical capacitor technology.
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Conducting-polymer-based supercapacitor devices and electrodes
TL;DR: In-situ high-resolution transmission electron microscopy (HRTEM) studies of the structural transformations that occur during the synthesis of carbon-coated LiFePO4 and heat treatment to elevated temperatures were conducted in two different electron microscopes as discussed by the authors.
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Graphene-based supercapacitor with an ultrahigh energy density
TL;DR: The key to success was the ability to make full utilization of the highest intrinsic surface capacitance and specific surface area of single-layer graphene by preparing curved graphene sheets that will not restack face-to-face.