scholarly journals Facile synthesis of NF/ZnOx and NF/CoOx nanostructures for high performance supercapacitor electrode materials

RSC Advances ◽  
2019 ◽  
Vol 9 (37) ◽  
pp. 21225-21232
Author(s):  
Yedluri Anil Kumar ◽  
Araveeti Eswar Reddy ◽  
Jin-Soo Bak ◽  
In-Ho Cho ◽  
Hee-Je Kim

NF/ZnOx nanocone and NF/CoOx nanoparticle electrode materials were fabricated on a nickel foam surface using a simple chemical bath deposition approach and assessed as an electrode material for high-performance supercapacitors.

2018 ◽  
Vol 10 (5) ◽  
pp. 054101 ◽  
Author(s):  
Yong Zhang ◽  
Hai-li Gao ◽  
Xiao-dong Jia ◽  
Shi-wen Wang ◽  
Ji Yan ◽  
...  

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...


Author(s):  
Wenbo Geng ◽  
Qing Wang ◽  
Jianfeng Dai ◽  
Haoran Gao

The performance of supercapacitor electrode materials was greatly affected by the specific surface area. The urchin-like NiCo2O4 was transformed into porous NiCo2O4 (AA-NiCo2O[Formula: see text] using the acid–alkali treatment method. The specific surface area of AA-NiCo2O4 was 165.0660 m2/g, which was about three times larger than that of NiCo2O4. The specific capacitance of the AA-NiCo2O4 was enhanced significantly (1700 F/g at 1 A/g), and AA-NiCo2O4 possesses good rate capacitance (1277 F/g at 10 A/g). This is mainly attributed to the larger specific surface area, fast and convenient electron–ion transport and redox reaction. Therefore, AA-NiCo2O4 is a promising high-performance supercapacitor electrode material.


2015 ◽  
Vol 39 (3) ◽  
pp. 2261-2268 ◽  
Author(s):  
Xiaomiao Feng ◽  
Ningna Chen ◽  
Jinhua Zhou ◽  
Yi Li ◽  
Zhendong Huang ◽  
...  

The shape-controlled graphene–PANI nanocomposites showing excellent performance as supercapacitor electrode materials were successfully prepared by a facile hydrothermal method without any surfactants.


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