Sponge-like NiCo2O4/MnO2 ultrathin nanoflakes for supercapacitor with high-rate performance and ultra-long cycle life

2014 ◽  
Vol 2 (21) ◽  
pp. 7738-7741 ◽  
Author(s):  
Gao Li ◽  
Wenyao Li ◽  
Kaibing Xu ◽  
Rujia Zou ◽  
Zhigang Chen ◽  
...  

We present a simple strategy for synthesis of sponge-like NiCo2O4/MnO2 ultrathin nanoflakes which exhibit a high specific capacitance of 935 F g−1 at 1 A g−1, excellent rate performance (700 F g-1 at 50 A g−1), and ultra-long cycling stability (103.1% of the initial value after 25 000 cycles).

2020 ◽  
Vol 44 (8) ◽  
pp. 6608-6622 ◽  
Author(s):  
Wen‐xing Zhan ◽  
Chang‐ling Fan ◽  
Wei‐hua Zhang ◽  
Guo‐dong Yi ◽  
Han Chen ◽  
...  

2021 ◽  
pp. 139703
Author(s):  
Dengfeng Yu ◽  
Xinsong Wei ◽  
Di Zhao ◽  
Shuwen Gao ◽  
Gongyuan Zhao ◽  
...  

2020 ◽  
Vol 8 (1) ◽  
pp. 453-460 ◽  
Author(s):  
Chao Shen ◽  
Tianle Cheng ◽  
Chunyan Liu ◽  
Lu Huang ◽  
Mengyang Cao ◽  
...  

An external force field-assisted electrochemical exfoliation method was adopted to produce few-layered bismuthene nanosheets (FBNs). These FBNs exhibited a high rate performance and ultra-long cycle life for KIBs anode.


Nanoscale ◽  
2016 ◽  
Vol 8 (5) ◽  
pp. 2613-2619 ◽  
Author(s):  
Hongxiang Wang ◽  
Hucheng Song ◽  
Zixia Lin ◽  
Xiaofan Jiang ◽  
Xiaowei Zhang ◽  
...  

An optimal highly cross-linked composite Cu/a-Si core–shell structure design has enabled a long cycle lifetime and high rate performance for silicon-loaded lithium ion batteries.


RSC Advances ◽  
2018 ◽  
Vol 8 (67) ◽  
pp. 38550-38555 ◽  
Author(s):  
Hua Fang ◽  
Gaoyun Chen ◽  
Lixia Wang ◽  
Ji Yan ◽  
Linsen Zhang ◽  
...  

A uniform Co(OH)2 sheath was anchored on the surface of a conductive CNT by a facile strategy, exhibiting comparatively high specific capacitance and outstanding long cycle life stability.


2021 ◽  
Vol 13 (4) ◽  
pp. 4915-4922
Author(s):  
Sina Rastegar ◽  
Zahra Hemmat ◽  
Chengji Zhang ◽  
Samuel Plunkett ◽  
Jianguo Wen ◽  
...  

2017 ◽  
Vol 5 (17) ◽  
pp. 8087-8094 ◽  
Author(s):  
Yutao Dong ◽  
Dan Li ◽  
Chengwei Gao ◽  
Yushan Liu ◽  
Jianmin Zhang

Self-assembled 3D urchin-like Ti0.8Sn0.2O2–rGO was fabricated by a one-step hydrothermal process as an anode material for high-rate and long cycle life LIBs.


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