Metallic VS2/graphene heterostructure as an ultra-high rate and high-specific capacity anode material for Li/Na-ion batteries

Author(s):  
Bo Liu ◽  
Tianyu Gao ◽  
Peiguang Liao ◽  
Yufeng Wen ◽  
Mingjia Yao ◽  
...  

Graphene has been used as a conductive substrate to improve the electrochemical performance of layered VS2 as anode material for lithium-ion batteries. However, it still lacks in-depth understanding of the...

RSC Advances ◽  
2015 ◽  
Vol 5 (25) ◽  
pp. 19241-19247 ◽  
Author(s):  
Lingyun Guo ◽  
Qiang Ru ◽  
Xiong Song ◽  
Shejun Hu ◽  
Yudi Mo

The as-prepared mesoporous ZnCo2O4 microspheres showed a high specific capacity and excellent electrochemical performance when used as an anode material for lithium ion batteries.


RSC Advances ◽  
2018 ◽  
Vol 8 (12) ◽  
pp. 6660-6666 ◽  
Author(s):  
Jun Wang ◽  
Shengli Li ◽  
Yi Zhao ◽  
Juan Shi ◽  
Lili Lv ◽  
...  

With a high specific capacity (4200 mA h g−1), silicon based materials have become the most promising anode materials in lithium-ions batteries.


Nanoscale ◽  
2020 ◽  
Vol 12 (10) ◽  
pp. 5812-5816 ◽  
Author(s):  
Jinyun Liu ◽  
Xirong Lin ◽  
Tianli Han ◽  
Qianqian Lu ◽  
Jiawei Long ◽  
...  

Metallic germanium (Ge) as the anode can deliver a high specific capacity and high rate capability in lithium ion batteries.


2015 ◽  
Vol 3 (16) ◽  
pp. 8683-8692 ◽  
Author(s):  
Lingyun Guo ◽  
Qiang Ru ◽  
Xiong Song ◽  
Shejun Hu ◽  
Yudi Mo

The as-prepared pineapple-shaped ZCO with a porous nanostructure shows a high specific capacity, superior rate capability and excellent cycling stability when used as an anode material for LIBs.


2019 ◽  
Vol 238 ◽  
pp. 102-106 ◽  
Author(s):  
Delai Qian ◽  
Yijie Gu ◽  
Yunbo Chen ◽  
Hongquan Liu ◽  
Juan Wang ◽  
...  

Materials ◽  
2019 ◽  
Vol 12 (17) ◽  
pp. 2733
Author(s):  
Jong Chan Hyun ◽  
Jin Hwan Kwak ◽  
Min Eui Lee ◽  
Jaewon Choi ◽  
Jinsoo Kim ◽  
...  

Nanoporous carbon, including redox-active functional groups, can be a promising active electrode material (AEM) as a positive electrode for lithium-ion batteries owing to its high electrochemical performance originating from the host-free surface-driven charge storage process. This study examined the effects of the nanopore size on the pseudocapacitance of the nanoporous carbon materials using nanopore-engineered carbon-based AEMs (NE-C-AEMs). The pseudocapacitance of NE-C-AEMs was intensified, when the pore diameter was ≥2 nm in a voltage range of 1.0~4.8 V vs Li+/Li under the conventional carbonate-based electrolyte system, showing a high specific capacity of ~485 mA·h·g−1. In addition, the NE-C-AEMs exhibited high rate capabilities at current ranges from 0.2 to 4.0 A·g−1 as well as stable cycling behavior for more than 300 cycles. The high electrochemical performance of NE-C-AEMs was demonstrated by full-cell tests with a graphite nanosheet anode, where a high specific energy and power of ~345 Wh·kg−1 and ~6100 W·Kg−1, respectively, were achieved.


2020 ◽  
Vol 49 (6) ◽  
pp. 1794-1802 ◽  
Author(s):  
Xiaoyu Zhang ◽  
Xinjian Li ◽  
Fuyi Jiang ◽  
Wei Du ◽  
Chuanxin Hou ◽  
...  

MnV2O6 is a promising anode material for lithium ion batteries with high theoretical specific capacity, abundant reserves and inexpensive constituent elements.


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