Hierarchical TiO2−x imbedded with graphene quantum dots for high-performance lithium storage

2018 ◽  
Vol 54 (12) ◽  
pp. 1413-1416 ◽  
Author(s):  
Weifeng Zhang ◽  
Tan Xu ◽  
Zhenwei Liu ◽  
Nae-Lih Wu ◽  
Mingdeng Wei

TiO2−x/GQDs with large specific surface areas and better electrical conductivity facilitate ion diffusion and electron transportation, leading to a high reversible capacity and a superior rate capability.

RSC Advances ◽  
2015 ◽  
Vol 5 (38) ◽  
pp. 29837-29841 ◽  
Author(s):  
Xiao Zhang ◽  
Yaping Xie ◽  
Yanfang Sun ◽  
Qiao Zhang ◽  
Qiuyu Zhu ◽  
...  

CoFe2O4nanotubes synthesizedviaself-templated strategy based on the Kirkendall effect show large and stable reversible capacity superior high-rate capability, durable cycling life and good capacity retention.


2019 ◽  
Vol 7 (6) ◽  
pp. 2553-2559 ◽  
Author(s):  
Pengxin Li ◽  
Xin Guo ◽  
Shijian Wang ◽  
Rui Zang ◽  
Xuemei Li ◽  
...  

Two-dimensional Sb@TiO2−x nanoplates with abundant voids deliver high reversible capacity, excellent rate capability and stable cycling performance.


RSC Advances ◽  
2014 ◽  
Vol 4 (109) ◽  
pp. 63784-63791 ◽  
Author(s):  
Junke Ou ◽  
Yongzhi Zhang ◽  
Li Chen ◽  
Hongyan Yuan ◽  
Dan Xiao

The HDPC derived from human hair shows superior performance as an anode material for LIBs with high reversible capacity (1331 mA h g−1 at 0.1 A g−1) and excellent rate capability (205 mA h g−1 at 10 A g−1).


RSC Advances ◽  
2017 ◽  
Vol 7 (37) ◽  
pp. 23122-23126 ◽  
Author(s):  
Zhenwei Mao ◽  
Min Zhou ◽  
Kangli Wang ◽  
Wei Wang ◽  
Hongwei Tao ◽  
...  

Co3O4@CNFs was fabricated facilely with unique 1D structure of Co3O4 nanoparticles encapsulated in carbon nanofibers, delivering a high reversible capacity of 422.4 mA h g−1 with outstanding rate capability and cycling performance.


2016 ◽  
Vol 4 (28) ◽  
pp. 10948-10955 ◽  
Author(s):  
Wei Sun ◽  
Liu Wan ◽  
Xiaocheng Li ◽  
Xinhong Zhao ◽  
Xingbin Yan

A bean pod-like void-containing Si@DDAC@N-GNS structure has been elaborately designed and synthesized, which demonstrates highly reversible capacity, excellent rate capability and good cycling stability.


RSC Advances ◽  
2016 ◽  
Vol 6 (38) ◽  
pp. 31925-31933 ◽  
Author(s):  
Yudi Mo ◽  
Qiang Ru ◽  
Xiong Song ◽  
Junfen Chen ◽  
Xianhua Hou ◽  
...  

The as-prepared 3D porous NiCo2O4 ellipsoids supported by flexile carbon nanotubes nanowire arrays show high reversible capacity, excellent cycling stability, and good rate capability when used as an anode material for LIBs.


Nanoscale ◽  
2015 ◽  
Vol 7 (7) ◽  
pp. 3270-3275 ◽  
Author(s):  
Hongwei Zhang ◽  
Xiaoran Sun ◽  
Xiaodan Huang ◽  
Liang Zhou

A novel “spray drying–carbonization–oxidation” strategy has been developed to fabricate an α-Fe2O3@graphitic carbon nanocomposite with a high reversible capacity, excellent cycling stability, and outstanding rate capability.


2019 ◽  
Vol 6 (5) ◽  
pp. 1275-1281 ◽  
Author(s):  
Shuwen Wang ◽  
Wenda Li ◽  
Haochen Song ◽  
Changming Mao ◽  
Zhonghua Zhang ◽  
...  

The nitrogen-enriched carbon-coated flower-like bismuth sulfide architectures prepared by a simple synthetic progress offer a very high reversible capacity, an improved rate capability and a satisfactory cycle life.


RSC Advances ◽  
2016 ◽  
Vol 6 (58) ◽  
pp. 53319-53323 ◽  
Author(s):  
Tiantian Gu ◽  
Min Zhou ◽  
Mengyun Liu ◽  
Kangli Wang ◽  
Shijie Cheng ◽  
...  

A PNP@CNT electrode demonstrates a high reversible capacity of 149 mA h g−1 at quite a low potential of −0.65 V (vs. SCE), superior rate capability and long-term cycling stability over 500 cycles.


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