The synthesis of ZnS@MoS2 hollow polyhedrons for enhanced lithium storage performance

CrystEngComm ◽  
2018 ◽  
Vol 20 (45) ◽  
pp. 7266-7274 ◽  
Author(s):  
Yueying Zhao ◽  
Wanwan Wang ◽  
Mengna Chen ◽  
Ruojie Wang ◽  
Zhen Fang

ZnS@MoS2 hollow polyhedrons display outstanding cycling performance and high reversible specific capacity in LIB anodes.

2017 ◽  
Vol 5 (44) ◽  
pp. 23221-23227 ◽  
Author(s):  
Hao Wang ◽  
Ziliang Chen ◽  
Yang Liu ◽  
Hongbin Xu ◽  
Licheng Cao ◽  
...  

Hybrid nanocomposites constructed from starfish-like ZnxCo1−xS rooted in porous carbon and strongly coupled carbon nanotubes have been rationally designed and they exhibit excellent lithium-storage performance.


2020 ◽  
Vol 56 (55) ◽  
pp. 7629-7632 ◽  
Author(s):  
Xiaoyu Wu ◽  
Chen Qian ◽  
Huayu Wu ◽  
Lin Xu ◽  
Lingli Bu ◽  
...  

Based on the confined growth strategy and hydrogen thermal reduction, we constructed and synthesized uniform yolk–shell structured Sn@NHMCSs, which exhibit high specific capacity and good cycling stability as an anode material in lithium ion batteries.


2016 ◽  
Vol 40 (1) ◽  
pp. 285-294 ◽  
Author(s):  
Liu-Xia Zhang ◽  
Tao Li ◽  
Rui-Lin Bai ◽  
Yong-Xin Qi ◽  
Ning Lun ◽  
...  

The long-term cycling performance of S1-400C1 and TiO2-400C1 at different rates.


2019 ◽  
Vol 11 (1) ◽  
Author(s):  
Yingying Cao ◽  
Kaiming Geng ◽  
Hongbo Geng ◽  
Huixiang Ang ◽  
Jie Pei ◽  
...  

Abstract In this manuscript, we have demonstrated the delicate design and synthesis of bimetallic oxides nanoparticles derived from metal–oleate complex embedded in 3D graphene networks (MnO/CoMn2O4 ⊂ GN), as an anode material for lithium ion batteries. The novel synthesis of the MnO/CoMn2O4 ⊂ GN consists of thermal decomposition of metal–oleate complex containing cobalt and manganese metals and oleate ligand, forming bimetallic oxides nanoparticles, followed by a self-assembly route with reduced graphene oxides. The MnO/CoMn2O4 ⊂ GN composite, with a unique architecture of bimetallic oxides nanoparticles encapsulated in 3D graphene networks, rationally integrates several benefits including shortening the diffusion path of Li+ ions, improving electrical conductivity and mitigating volume variation during cycling. Studies show that the electrochemical reaction processes of MnO/CoMn2O4 ⊂ GN electrodes are dominated by the pseudocapacitive behavior, leading to fast Li+ charge/discharge reactions. As a result, the MnO/CoMn2O4 ⊂ GN manifests high initial specific capacity, stable cycling performance, and excellent rate capability.


2017 ◽  
Vol 5 (8) ◽  
pp. 4075-4083 ◽  
Author(s):  
Qiang Chen ◽  
Fengqi Lu ◽  
Ying Xia ◽  
Hai Wang ◽  
Xiaojun Kuang

Mo-doped SnS2 nanosheets supported on carbon cloth are synthesized. The nanosheets, as additive-free integrated electrodes for LIBs, exhibit a high initial discharge capacity, superior cycling performance and rate capability.


2019 ◽  
Vol 6 (1) ◽  
pp. 117-125 ◽  
Author(s):  
Guangyuan Du ◽  
Mengli Tao ◽  
Wei Gao ◽  
Youquan Zhang ◽  
Renming Zhan ◽  
...  

MoS2/Ti3C2 composite with high specific capacity, good rate performance and fast ion diffusion kinetics was synthesized by a one-step hydrothermal method.


2020 ◽  
Vol 8 (46) ◽  
pp. 24774-24781
Author(s):  
Gongrui Wang ◽  
Yapeng Li ◽  
Shuhong Jiao ◽  
Jie Li ◽  
Bo Peng ◽  
...  

Carbonaceous hierarchical nanosheet-assembly with Sn cluster incorporation and nitrogen doping (c-SnNC-HNA) have been prepared, acting as universal alkali metal ion storage host with remarkable specific capacity and outstanding cycling performance.


2014 ◽  
Vol 2 (38) ◽  
pp. 16008-16014 ◽  
Author(s):  
Jian Zhu ◽  
K. Y. Simon Ng ◽  
Da Deng

Additive-free porous olive-like carbon decorated Fe3O4 directly synthesized on the current collectors by centrifugation assisted deposition were developed. Excellent cycling performance was achieved with a specific capacity at ∼800 mA h g−1 for at least 235 cycles and impressive rate performance was accomplished.


RSC Advances ◽  
2017 ◽  
Vol 7 (8) ◽  
pp. 4437-4443 ◽  
Author(s):  
Peisheng Guo ◽  
Chengxin Wang

The electrochemical properties of Fe2SiO4 particles were systematically investigated and our results proved that fayalite presents great specific capacity, superior rate capability and long battery cycle life when tested in the form of a half-cell.


2020 ◽  
pp. 158576
Author(s):  
Mengmeng Cui ◽  
Xingjie Lu ◽  
Taofang Zeng ◽  
Olim Ruzimuradov ◽  
Dong Fang ◽  
...  

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