In situ transformation of ZIF-67 into hollow Co2V2O7 nanocages on graphene as a high-performance cathode for aqueous asymmetric supercapacitors

2020 ◽  
Vol 7 (19) ◽  
pp. 3646-3656
Author(s):  
Kai Le ◽  
Mengjiao Gao ◽  
Dongmei Xu ◽  
Zhou Wang ◽  
Guanwen Wang ◽  
...  

A Co2V2O7/G composite with MOF-derived hollow Co2V2O7 nanocages uniformly distributed on graphene exhibits excellent electrochemical performance for supercapacitors.

2016 ◽  
Vol 4 (23) ◽  
pp. 9113-9123 ◽  
Author(s):  
Shuxing Wu ◽  
K. S. Hui ◽  
K. N. Hui ◽  
Kwang Ho Kim

We report ultrathin porous NiO nanoflake arrays on nickel foam as an advanced electrode, which exhibits excellent electrochemical performance in supercapacitors.


RSC Advances ◽  
2014 ◽  
Vol 4 (81) ◽  
pp. 43155-43159 ◽  
Author(s):  
Prasit Kumar Dutta ◽  
Uttam Kumar Sen ◽  
Sagar Mitra

SnS nanostructured anode for high performance sodium ion battery without any in situ conductive coating and expensive additive stabilizer in electrolyte.


RSC Advances ◽  
2017 ◽  
Vol 7 (2) ◽  
pp. 1038-1044 ◽  
Author(s):  
Yansong Gai ◽  
Yuanyuan Shang ◽  
Liangyu Gong ◽  
Linghao Su ◽  
Long Hao ◽  
...  

Porous ZnCo2O4 microspheres with excellent electrochemical performance were prepared via a facial self-template solvothermal method for application in supercapacitors.


Nanoscale ◽  
2020 ◽  
Vol 12 (7) ◽  
pp. 4655-4666 ◽  
Author(s):  
Alan Meng ◽  
Xiangcheng Yuan ◽  
Tong Shen ◽  
Jian Zhao ◽  
Guanying Song ◽  
...  

Amorphous nickel sulfide nanoparticles electrodeposited on N-doped graphene nanotubes exhibit excellent electrochemical performance for asymmetric supercapacitors and the OER.


2017 ◽  
Vol 5 (44) ◽  
pp. 23349-23360 ◽  
Author(s):  
Jun Huang ◽  
Junchao Wei ◽  
Yazhou Xu ◽  
Yingbo Xiao ◽  
Yiwang Chen

A pinecone-inspired hierarchical CNFs/NiCo2S4@PPy electrode was elaborately engineered to achieve excellent electrochemical performance due to the favorable structural design.


2019 ◽  
Vol 7 (21) ◽  
pp. 13205-13214 ◽  
Author(s):  
Qi-Long Wu ◽  
Shi-Xi Zhao ◽  
Le Yu ◽  
Xiao-Xiao Zheng ◽  
Yi-Feng Wang ◽  
...  

In situ synthesized oxygen vacancy-enriched MoO3−x nanobelts realized excellent electrochemical performance as asymmetric supercapacitors at room/low temperature.


Author(s):  
Jian Zhao ◽  
He Cheng ◽  
Huanyu Li ◽  
Yan-Jie Wang ◽  
Qingyan Jiang ◽  
...  

Developing advanced negative and positive electrode materials for asymmetric supercapacitors (ASCs) as the electrochemical energy storage can enable the device to reach high energy/power densities resulting from the cooperative effect...


RSC Advances ◽  
2021 ◽  
Vol 11 (12) ◽  
pp. 6798-6803
Author(s):  
Linchao Zeng ◽  
Jianhui Zhu ◽  
Minsu Liu ◽  
Peixin Zhang

Antimony nanosheet modified separator is prepared for high performance Li–S batteries for the first time.


2014 ◽  
Vol 2 (30) ◽  
pp. 12068-12074 ◽  
Author(s):  
Miaomiao Liu ◽  
Jing Sun

A well-organized flexible GS/Fe3O4 paper has been constructed, which exhibits excellent electrochemical performance as a self-supporting negative electrode.


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