A one-step, cost-effective green method to in situ fabricate Ni(OH)2 hexagonal platelets on Ni foam as binder-free supercapacitor electrode materials

2015 ◽  
Vol 3 (5) ◽  
pp. 1953-1960 ◽  
Author(s):  
Lingjie Li ◽  
Jing Xu ◽  
Jinglei Lei ◽  
Jie Zhang ◽  
Frank McLarnon ◽  
...  

The Ni(OH)2 hexagonal platelets were in situ fabricated on Ni foam as a binder-free supercapacitor electrode material with high performance and excellent cycling stability by a one-step, cost-effective, green hydrothermal treatment of three-dimensional (3D) Ni foam in a 15 wt% H2O2 aqueous solution.

2021 ◽  
Vol 5 (20) ◽  
pp. 5236-5246
Author(s):  
Xuerui Yi ◽  
Huapeng Sun ◽  
Neil Robertson ◽  
Caroline Kirk

Nanoflower Ni(OH)2 shows exceptionally high specific capacitance.


2015 ◽  
Vol 3 (13) ◽  
pp. 6761-6766 ◽  
Author(s):  
Qing Chen ◽  
Yang Zhao ◽  
Xianke Huang ◽  
Nan Chen ◽  
Liangti Qu

A one-step strategy for the development of graphitic-C3N4 functionalized graphene composites as advanced three-dimensional supercapacitor electrode materials.


RSC Advances ◽  
2015 ◽  
Vol 5 (32) ◽  
pp. 25304-25311 ◽  
Author(s):  
Jian Wu ◽  
Rui Mi ◽  
Shaomin Li ◽  
Pan Guo ◽  
Jun Mei ◽  
...  

A novel NiCo2O4 nanoneedle arrays with bottom crosslinked nanosheets grew on Ni foam as advanced binder-free electrodes via a facile one-step hydrothermal method followed by annealing in air, which exhibited high electrochemical performance.


2021 ◽  
Author(s):  
Shuling Liu ◽  
Rui Wang ◽  
Qiuting Wang ◽  
Qianhong Tian ◽  
Xian Cui

Transition-metal selenides is regarded as promising electrode materials due to their superior electrochemical performances for supercapacitors. In this study, nanorod-like hybrid of Ni0.85Se@Cu2-xSe on Ni-foam substrate is successfully synthesized via...


2018 ◽  
Vol 47 (7) ◽  
pp. 2256-2265 ◽  
Author(s):  
Ling-Li Xing ◽  
Gang-Gang Zhao ◽  
Ke-Jing Huang ◽  
Xu Wu

Various V2O5 three-dimensional nanostructures are synthesized using a facile template-free hydrothermal method and evaluated for use as supercapacitor electrode materials.


2021 ◽  
Vol 8 (1) ◽  
pp. 72-78
Author(s):  
Fuyong Ren ◽  
Yajun Ji ◽  
Shufen Tan ◽  
Fei Chen

Herein, binder-free sponge-like NiCo2S4 nanosheets supported on Ni foam with ultra-high mass loading were synthesized via a facile one-step hydrothermal route.


2021 ◽  
Author(s):  
Chengchao Wang ◽  
Datong Wu ◽  
Yong Qin ◽  
Yong Kong

After in situ selenylation, the hydrothermally synthesized NiMoO4 was partially converted to NiSe2 and MoSe2, and the obtained NiMoO4/NiSe2/MoSe2 nanowire was used as supercapacitor electrode materials. The specific capacitance of...


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