Three-dimensional graphene hydrogel supported ultrafine RuO2 nanoparticles for supercapacitor electrodes

2015 ◽  
Vol 39 (5) ◽  
pp. 4035-4040 ◽  
Author(s):  
Yuying Yang ◽  
Yarong Liang ◽  
Yadi Zhang ◽  
Ziyu Zhang ◽  
Zhiming Li ◽  
...  
Keyword(s):  
Specific Capacitance ◽  
Three Dimensional ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Porous Framework ◽  
Good Rate Capability ◽  
Cycling Life

A 3D porous framework of RuO2/RGOH shows excellent supercapacitive performances, high specific capacitance, good rate capability and a long cycling life.

Facile synthesis of three-dimensional flower-like MoO2–graphene nanostructures with enhanced electrochemical performance

2016 ◽  
Vol 4 (27) ◽  
pp. 10414-10418 ◽  
Author(s):  
Ying Ma ◽  
Yulong Jia ◽  
Lina Wang ◽  
Min Yang ◽  
Yingpu Bi ◽  
...  
Keyword(s):  
Electrochemical Performance ◽  
Specific Capacitance ◽  
Hydrothermal Reaction ◽  
Three Dimensional ◽  
Rate Capability ◽  
Cycling Stability ◽  
Facile Synthesis ◽  
Enhanced Electrochemical Performance ◽  
Good Rate Capability ◽  
Graphene Nanostructures

Three-dimensional MoO2–G flower-like nanostructures were synthesized through a facile hydrothermal reaction and showed significantly improved specific capacitance, good rate capability and cycling stability.

Hierarchical CuCo2O4@NiMoO4 core–shell hybrid arrays as a battery-like electrode for supercapacitors

2017 ◽  
Vol 4 (9) ◽  
pp. 1575-1581 ◽  
Author(s):  
Jinghuang Lin ◽  
Haoyan Liang ◽  
Henan Jia ◽  
Shulin Chen ◽  
Yifei Cai ◽  
...  
Keyword(s):  
Specific Capacitance ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Cycling Stability ◽  
Core Shell ◽  
Excellent Cycling Stability ◽  
Good Rate Capability

Hierarchical CuCo2O4@NiMoO4 core–shell hybrid arrays exhibit a high specific capacitance, good rate capability and excellent cycling stability.

Facile synthesis of a metal–organic framework-derived Mn2O3 nanowire coated three-dimensional graphene network for high-performance free-standing supercapacitor electrodes

2016 ◽  
Vol 4 (21) ◽  
pp. 8283-8290 ◽  
Author(s):  
Dong Ji ◽  
Hu Zhou ◽  
Jian Zhang ◽  
Yuanyuan Dan ◽  
Hongxun Yang ◽  
...  
Keyword(s):  
High Performance ◽  
Metal Organic Framework ◽  
Three Dimensional ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Free Standing ◽  
Metal Organic ◽  
Oxide Composites ◽  
First Time ◽  
Good Rate Capability

3DGN and MOF-derived metal oxide composites as free-standing electrodes for supercapacitors have been reported for the first time which exhibit a high specific capacitance, good rate capability and excellent long cycle stability.

Ni(OH)2 nanosheets grown on a 3D graphene framework as an excellent cathode for flexible supercapacitors

RSC Advances ◽  
2014 ◽  
Vol 4 (88) ◽  
pp. 47609-47614 ◽  
Author(s):  
Yufang Ma ◽  
Wanjun Chen ◽  
Peng Zhang ◽  
Feng Teng ◽  
Jinyuan Zhou ◽  
...  
Keyword(s):  
Specific Capacitance ◽  
Hydrothermal Method ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
3D Graphene ◽  
Graphene Composite ◽  
Flexible Supercapacitors ◽  
Good Rate Capability

A simple and scalable hydrothermal method is used to fabricate the Ni(OH)2 nanosheets/3D graphene composite, which presents high specific capacitance and good rate capability.

In-situ formation of MnO@N-doped carbon for asymmetric supercapacitor with enhanced cycling performance

2022 ◽  
Author(s):  
Maiyong Zhu ◽  
Chengyu Tu ◽  
Xuan Li ◽  
Qiao Luo ◽  
Songjun Li
Keyword(s):  
Specific Capacitance ◽  
Economic Efficiency ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Cycling Performance ◽  
Asymmetric Supercapacitor ◽  
Next Generation ◽  
In Situ Formation ◽  
Cycling Life

Searching electrodes with high specific capacitance, rate capability, long cycling life and economic efficiency is central for next-generation supercapacitors. In this work, a hybrid electrode consisting of MnO and N-doped...

Ultrathin Nanosheets-Assembled Nickel-Based Metal-Organic Framework Microflowers for Supercapacitor Application

2022 ◽  
Author(s):  
Chong-Huan Wang ◽  
Da-Wei Zhang ◽  
Shude Liu ◽  
Yusuke Yamauchi ◽  
Fei-Bao Zhang ◽  
...  
Keyword(s):  
Electrochemical Performance ◽  
Specific Capacitance ◽  
Electrode Material ◽  
Metal Organic Framework ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Supercapacitor Application ◽  
Ultrathin Nanosheets ◽  
Metal Organic ◽  
Organic Framework

Herein, we propose a solvent-assisted approach for preparing Ni-MOF microflowers with high specific capacitance and excellent rate capability as an electrode material for supercapacitors. Such high electrochemical performance is attributed...

Controllable synthesis of 3D hierarchical bismuth compounds with good electrochemical performance for advanced energy storage devices

RSC Advances ◽  
2015 ◽  
Vol 5 (64) ◽  
pp. 51773-51778 ◽  
Author(s):  
Jinfeng Sun ◽  
Jinqing Wang ◽  
Zhangpeng Li ◽  
Zhigang Yang ◽  
Shengrong Yang
Keyword(s):  
Energy Storage ◽  
Electrochemical Performance ◽  
Specific Capacitance ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Controllable Synthesis ◽  
Energy Storage Devices ◽  
Storage Devices ◽  
Bismuth Compounds

3D hierarchical bismuth (Bi)-based compounds with controllable sizes and morphologies exhibit high specific capacitance and superior rate capability.

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