Cobalt-Metal-Based Cathode for Lithium–Oxygen Battery with Improved Electrochemical Performance

ACS Catalysis ◽  
2016 ◽  
Vol 6 (7) ◽  
pp. 4149-4153 ◽  
Author(s):  
Chen Shen ◽  
Zhaoyin Wen ◽  
Fan Wang ◽  
Tian Wu ◽  
Xiangwei Wu
RSC Advances ◽  
2016 ◽  
Vol 6 (20) ◽  
pp. 16263-16267 ◽  
Author(s):  
Chen Shen ◽  
Zhaoyin Wen ◽  
Fan Wang ◽  
Xiao Huang ◽  
Kun Rui ◽  
...  

The electrochemical activity of Co3O4 in lithium–oxygen battery is significantly improved by partial reduction of Co3+ to Co2+.


2020 ◽  
Vol 49 (40) ◽  
pp. 14237-14242 ◽  
Author(s):  
Rui Sun ◽  
Zhaoxia Qin ◽  
Zhiyong Li ◽  
Haosen Fan ◽  
Shengjun Lu

Ternary transition metal oxides have attracted increasing attention due to their many merits, and will enhance electrochemical performance via the synergistic effects of the different single metal oxides.


2016 ◽  
Vol 289 ◽  
pp. 72-76 ◽  
Author(s):  
Y. Suzuki ◽  
K. Watanabe ◽  
S. Sakuma ◽  
N. Imanishi

Author(s):  
Xiao-Ping Zhang ◽  
Chu-Yue Li ◽  
Xian-Zhu Fu ◽  
Wei-Rong Chen

The nonaqueous lithium–oxygen batteries have attracted considerable interest because of the ultrahigh theoretical capacity. However, the overpotential and cyclability issue of lithium–oxygen battery caused by interfacial issue limits its commercialization. To overcome these challenges, redox mediators, which are capable of charge transport on the electrode/electrolyte interfaces, are introduced to lithium–oxygen batteries to reduce overpotential. This review provides a detailed summary of the interfacial reaction mechanism and the influence of redox mediators on the electrode/electrolyte interfaces. Researches on suppressing redox mediators’ shuttle effect are also beneficial to enhance the electrochemical performance of lithium–oxygen batteries.


2015 ◽  
Vol 30 (12) ◽  
pp. 1291
Author(s):  
ZHANG Yu-Yue ◽  
LIN Jie ◽  
MIAO Guo-Shuan ◽  
GAO Jian-Feng ◽  
CHEN Chu-Sheng ◽  
...  

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