Ultra-small Co3O4 nanoparticles–reduced graphene oxide nanocomposite as superior anodes for lithium-ion batteries

2015 ◽  
Vol 17 (14) ◽  
pp. 8885-8893 ◽  
Author(s):  
Yongbing Lou ◽  
Jing Liang ◽  
Yinglian Peng ◽  
Jinxi Chen

A facile solution-based method was reported to prepare ultra-small Co3O4 nanoparticles–reduced graphene oxide (Co3O4–RGO) nanocomposite as anode material for lithium-ion batteries. This Co3O4–RGO nanocomposite showed good electrochemical performance.

2017 ◽  
Vol 5 (26) ◽  
pp. 13430-13438 ◽  
Author(s):  
Bangrun Wang ◽  
Jun Jin ◽  
Xiaoheng Hong ◽  
Sui Gu ◽  
Jing Guo ◽  
...  

The unique sandwich structure endows the superior electrochemical performance of the rGO/Ge/rGO hybrid.


Coatings ◽  
2021 ◽  
Vol 11 (7) ◽  
pp. 836
Author(s):  
Muhammad Usman Hameed ◽  
Muhammad Yasir Akram ◽  
Ghulam Ali ◽  
Muhammad Hafeez ◽  
Faizah Altaf ◽  
...  

Iron oxides are considered promising electrode materials owing to their capability of lithium storage, but their poor conductivity and large volume expansion lead to unsatisfactory cycling stability. In this paper, an inexpensive, highly effective, and facile approach to the synthesis of Fe3O4 nanoparticles/reduced graphene oxide composite (Fe3O4/RGO) is designed. The synthesized Fe3O4/RGO composite exhibits high reversible capability and excellent cyclic capacity as an anode material in lithium-ion batteries (LIBs). A reversible capability of 701.8 mAh/g after 50 cycles at a current density of 200 mA·g−1 can be maintained. The synergetic effect of unique structure and high conductivity RGO promises a well soakage of electrolyte, high structure stability, leading to an excellent electrochemical performance. It is believed that the study will provide a feasible strategy to produce transition metal oxide/carbon composite electrodes with excellent electrochemical performance for LIBs.


2019 ◽  
Vol 6 (8) ◽  
pp. 2126-2134 ◽  
Author(s):  
Jiuling Yu ◽  
Di Huang ◽  
Yanan Liu ◽  
Hongmei Luo

A Ag–TiO2/rGO nanocomposite exhibits enhanced electrochemical performance with good stability, as the intra-/inter-grain connectivity is increased between nanosized Ag and TiO2 particles on the reduced graphene oxide surface.


2016 ◽  
Vol 4 (40) ◽  
pp. 15302-15308 ◽  
Author(s):  
Zhigao Luo ◽  
Jiang Zhou ◽  
Lirong Wang ◽  
Guozhao Fang ◽  
Anqiang Pan ◽  
...  

We report the synthesis of a novel 2D hybrid nanosheet constructed by few layered MoSe2 grown on reduced graphene oxide (rGO), which exhibits excellent electrochemical performance as anodes for lithium ion batteries.


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