scholarly journals Toward high practical capacitance of Ni(OH)2 using highly conductive CoB nanochain supports

2017 ◽  
Vol 5 (1) ◽  
pp. 92-96 ◽  
Author(s):  
Hui Wang ◽  
Jingjing Yan ◽  
Rongfang Wang ◽  
Shunxi Li ◽  
Dan J. L. Brett ◽  
...  
Keyword(s):  
Specific Capacitance ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Target Structure ◽  
Promising Target

Nano-chain amorphous CoB@porous Ni(OH)2 ultrathin sheets is developed, which has high specific capacitance, rate capability and long-term capacity. These particles, through their chain-like core and porous ultrathin sheets, thus afford a promising target structure for supercapacitor materials.

A cost effective, highly porous, manganese oxide/carbon supercapacitor material with high rate capability

2016 ◽  
Vol 4 (15) ◽  
pp. 5390-5394 ◽  
Author(s):  
Rongfang Wang ◽  
Yuanyuan Ma ◽  
Hui Wang ◽  
Julian Key ◽  
Dan Brett ◽  
...  
Keyword(s):  
Specific Capacitance ◽  
Carbon Material ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Cost Effective ◽  
High Rate ◽  
Cycle Stability ◽  
High Rate Capability ◽  
Highly Porous

A porous, cube-shaped, Mn2O3/carbon material has been prepared and it shows a high specific capacitance of 349.6 F g−1 at 50 mA g−1 and excellent long-term cycle stability after 2000 cycles.

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.

scholarly journals Dissected carbon nanotubes functionalized by 1-hydroxyanthraquinone for high-performance asymmetric supercapacitors

RSC Advances ◽  
2017 ◽  
Vol 7 (76) ◽  
pp. 48341-48353 ◽  
Author(s):  
Xia Yang ◽  
Yuying Yang ◽  
Quancai Zhang ◽  
Xiaotong Wang ◽  
Yufeng An ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Graphene Oxide ◽  
Specific Capacitance ◽  
Reduced Graphene Oxide ◽  
High Performance ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Covalent Modification ◽  
Asymmetric Supercapacitors ◽  
Reduced Graphene

1-Hydroxyanthraquinone (HAQ) is selected to functionalize the dissected carbon nanotubes (rDCNTs) with reduced graphene oxide layers through non-covalent modification. The composite achieves high specific capacitance and ultrahigh rate capability.

Co3O4/ZnO nanoheterostructure derived from core–shell ZIF-8@ZIF-67 for supercapacitors

RSC Advances ◽  
2016 ◽  
Vol 6 (57) ◽  
pp. 52137-52142 ◽  
Author(s):  
Jiao Xu ◽  
Shucheng Liu ◽  
Yi Liu
Keyword(s):  
Specific Capacitance ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
Thermal Conversion ◽  
Core Shell

Co3O4/ZnO heteronanostructures were prepared through the thermal conversion of core–shell ZIF-8@ZIF-67, exhibiting a high specific capacitance and improved rate capability.

Electrodeposition of manganese dioxide film on activated carbon paper and its application in supercapacitors with high rate capability

RSC Advances ◽  
2014 ◽  
Vol 4 (109) ◽  
pp. 64187-64192 ◽  
Author(s):  
Yongfu Qiu ◽  
Pingru Xu ◽  
Bing Guo ◽  
Zhiyu Cheng ◽  
Hongbo Fan ◽  
...  
Keyword(s):  
Activated Carbon ◽  
Manganese Dioxide ◽  
Specific Capacitance ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
High Rate ◽  
Carbon Paper ◽  
High Rate Capability ◽  
First Time ◽  
Dioxide Film

The composite MnO2/ACP is reported for the first time and it shows high specific capacitance and remarkable rate capability.

Liquor ammonia mediated V(v) insertion in thin Co3O4 sheets for improved pseudocapacitors with high energy density and high specific capacitance value

2015 ◽  
Vol 51 (88) ◽  
pp. 15986-15989 ◽  
Author(s):  
Ramkrishna Sahoo ◽  
Anindita Roy ◽  
Soumen Dutta ◽  
Chaiti Ray ◽  
Teresa Aditya ◽  
...  
Keyword(s):  
Energy Density ◽  
Specific Capacitance ◽  
Rate Capability ◽  
High Specific Capacitance ◽  
High Energy ◽  
High Energy Density

Fabrication of ultrathin 2D Co3V2O8 nanosheets for pseudocapacitors, with high specific capacitance value, high energy density and excellent rate capability.

A three-dimensional graphene aerogel containing solvent-free polyaniline fluid for high performance supercapacitors

Nanoscale ◽  
2017 ◽  
Vol 9 (45) ◽  
pp. 17710-17716 ◽  
Author(s):  
Zhaodongfang Gao ◽  
Junwei Yang ◽  
Jing Huang ◽  
Chuanxi Xiong ◽  
Quanling Yang
Keyword(s):  
Specific Capacitance ◽  
Conducting Polymer ◽  
High Performance ◽  
Three Dimensional ◽  
High Specific Capacitance ◽  
Solvent Free ◽  
Graphene Aerogel ◽  
Term Stability ◽  
Long Term Stability

Conducting polymer based supercapacitors usually suffer from the difficulty of achieving high specific capacitance and good long-term stability simultaneously.

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