Carbon-Coated Mesoporous TiO2 Nanocrystals Grown on Graphene for Lithium-Ion Batteries

2015 ◽  
Vol 7 (19) ◽  
pp. 10395-10400 ◽  
Author(s):  
Zehui Zhang ◽  
Ludan Zhang ◽  
Wei Li ◽  
Aishui Yu ◽  
Peiyi Wu



2020 ◽  
Vol 45 (15) ◽  
pp. 8186-8197 ◽  
Author(s):  
Zhongyuan Zhang ◽  
Jingshuang Liang ◽  
Xue Zhang ◽  
Wenfei Yang ◽  
Xinglong Dong ◽  
...  


2017 ◽  
Vol 422 ◽  
pp. 1113-1119 ◽  
Author(s):  
Yu Ding ◽  
Lihui Chen ◽  
Pei Pan ◽  
Jun Du ◽  
Zhengbing Fu ◽  
...  


2011 ◽  
Vol 196 (11) ◽  
pp. 5133-5137 ◽  
Author(s):  
Sang-Jun Park ◽  
Young-Jun Kim ◽  
Hyukjae Lee


2017 ◽  
Vol 246 ◽  
pp. 43-50 ◽  
Author(s):  
Yancui Yan ◽  
Guannan Guo ◽  
Tongtao Li ◽  
Dandan Han ◽  
Jiahui Zheng ◽  
...  


2012 ◽  
Vol 51 (35) ◽  
pp. 8748-8752 ◽  
Author(s):  
Sanghan Lee ◽  
Yonghyun Cho ◽  
Hyun-Kon Song ◽  
Kyu Tae Lee ◽  
Jaephil Cho


2016 ◽  
Vol 724 ◽  
pp. 87-91 ◽  
Author(s):  
Chang Su Kim ◽  
Yong Hoon Cho ◽  
Kyoung Soo Park ◽  
Soon Ki Jeong ◽  
Yang Soo Kim

We investigated the electrochemical properties of carbon-coated niobium dioxide (NbO2) as a negative electrode material for lithium-ion batteries. Carbon-coated NbO2 powders were synthesized by ball-milling using carbon nanotubes as the carbon source. The carbon-coated NbO2 samples were of smaller particle size compared to the pristine NbO2 samples. The carbon layers were coated non-uniformly on the NbO2 surface. The X-ray diffraction patterns confirmed that the inter-layer distances increased after carbon coating by ball-milling. This lead to decreased charge-transfer resistance, confirmed by electrochemical impedance spectroscopy, allowing electrons and lithium-ions to quickly transfer between the active material and electrolyte. Electrochemical performance, including capacity and initial coulombic efficiency, was therefore improved by carbon coating by ball-milling.



2015 ◽  
Vol 10 (3) ◽  
pp. 595-601 ◽  
Author(s):  
Tao Wen ◽  
Xi-Lin Wu ◽  
Shouwei Zhang ◽  
Xiangke Wang ◽  
An-Wu Xu




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