Journal ArticleDOI
H-TiO(2) @MnO(2) //H-TiO(2) @C core-shell nanowires for high performance and flexible asymmetric supercapacitors.
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TLDR
A flexible solid-state asymmetric supercapacitor device with H-TiO(2) @MnO (2) core-shell NWs as the positive electrode and H- TiO( 2) @C core- shell NWsas the negative electrode is developed, able to deliver a high specific capacitance and maximum volumetric energy density.Abstract:
A flexible solid-state asymmetric supercapacitor device with H-TiO(2) @MnO(2) core-shell NWs as the positive electrode and H-TiO(2) @C core-shell NWs as the negative electrode is developed. This device operates in a 1.8 V voltage window and is able to deliver a high specific capacitance of 139.6 F g(-1) and maximum volumetric energy density of 0.30 mWh cm(-3) with excellent cycling performance and good flexibility.read more
Citations
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Towards flexible solid-state supercapacitors for smart and wearable electronics
TL;DR: The state-of-the-art advancements in FSSCs are reviewed to provide new insights on mechanisms, emerging electrode materials, flexible gel electrolytes and novel cell designs.
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Flexible Energy-Storage Devices: Design Consideration and Recent Progress
TL;DR: This review describes the most recent advances in flexible energy-storage devices, including flexible lithium-ion batteries and flexible supercapacitors, based on carbon materials and a number of composites and flexible micro-supercapacitor.
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Flexible solid-state supercapacitors: design, fabrication and applications
TL;DR: Flexible solid-state supercapacitors (SCs) have attracted increasing interest because they can provide substantially higher specific/volumetric energy density compared to conventional capacitors.
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Design Hierarchical Electrodes with Highly Conductive NiCo2S4 Nanotube Arrays Grown on Carbon Fiber Paper for High-Performance Pseudocapacitors
TL;DR: The development of highly conductive NiCo2S4 single crystalline nanotube arrays grown on a flexible carbon fiber paper (CFP), which can serve not only as a good pseudocapacitive material but also as a three-dimensional conductive scaffold for loading additional electroactive materials.
Journal ArticleDOI
Low-Cost High-Performance Solid-State Asymmetric Supercapacitors Based on MnO2 Nanowires and Fe2O3 Nanotubes
Peihua Yang,Yong Ding,Ziyin Lin,Zhongwei Chen,Yuzhi Li,Pengfei Qiang,Masood Ebrahimi,Wenjie Mai,Wenjie Mai,Ching-Ping Wong,Zhong Lin Wang,Zhong Lin Wang +11 more
TL;DR: A low-cost high-performance solid-state flexible asymmetric supercapacitor with α-MnO2 nanowires and amorphous Fe2O3 nanotubes grown on flexible carbon fabric is first designed and fabricated.
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.
Journal ArticleDOI
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.
Journal ArticleDOI
Laser Scribing of High-Performance and Flexible Graphene-Based Electrochemical Capacitors
TL;DR: It is shown that graphite oxide sheets can be converted by infrared laser irradiation into porous graphene sheets that are flexible, robust, and highly conductive, and hold promise for high-power, flexible electronics.
Journal ArticleDOI
Hydrogen-Treated TiO2 Nanowire Arrays for Photoelectrochemical Water Splitting
Gongming Wang,Hanyu Wang,Yichuan Ling,Yuechao Tang,Xunyu Yang,Robert Carl Fitzmorris,Changchun Wang,Jin Z. Zhang,Yat Li +8 more
TL;DR: The first demonstration of hydrogen treatment as a simple and effective strategy to fundamentally improve the performance of TiO(2) nanowires for photoelectrochemical (PEC) water splitting and opening up new opportunities in various areas, including PEC water splitting, dye-sensitized solar cells, and photocatalysis.
Journal ArticleDOI
Advanced Asymmetric Supercapacitors Based on Ni(OH)2/Graphene and Porous Graphene Electrodes with High Energy Density
Jun Yan,Zhuangjun Fan,Wei Sun,Guoqing Ning,Tong Wei,Qiang Zhang,Rufan Zhang,Linjie Zhi,Fei Wei +8 more
TL;DR: In this paper, a high-voltage asymmetric supercapacitor is successfully fabricated using Ni(OH)2/graphene and porous graphene as the positive and negative electrodes, respectively.