Reduced free-standing Co3O4@Ni cathode for lithium–oxygen batteries with enhanced electrochemical performance

RSC Advances ◽  
2016 ◽  
Vol 6 (20) ◽  
pp. 16263-16267 ◽  
Author(s):  
Chen Shen ◽  
Zhaoyin Wen ◽  
Fan Wang ◽  
Xiao Huang ◽  
Kun Rui ◽  
...  
Keyword(s):  
Electrochemical Performance ◽  
Electrochemical Activity ◽  
Partial Reduction ◽  
Free Standing ◽  
Lithium Oxygen Battery ◽  
Lithium Oxygen Batteries ◽  
Enhanced Electrochemical Performance

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

An efficient, bifunctional catalyst for lithium–oxygen batteries obtained through tuning the exterior Co2+/Co3+ ratio of CoOx on N-doped carbon nanofibers

2019 ◽  
Vol 9 (8) ◽  
pp. 1998-2007 ◽  
Author(s):  
Xiuling Zhang ◽  
Wei Fan ◽  
Shuyu Zhao ◽  
Ran Cao ◽  
Congju Li
Keyword(s):  
Electrochemical Performance ◽  
Carbon Nanofibers ◽  
Bifunctional Catalyst ◽  
Electrospinning Technique ◽  
The Rich ◽  
Lithium Oxygen Batteries ◽  
Enhanced Electrochemical Performance

CoOx NPs@N-doped carbon nanofibers were obtained by an electrospinning technique and served as an excellent catalyst for Li–O2 cells. The enhanced electrochemical performance can be ascribed to the rich Co2+ toward the ORR and OER on the surface of CoOx.

A general method for constructing robust, flexible and freestanding MXene@metal anodes for high-performance potassium-ion batteries

2019 ◽  
Vol 7 (16) ◽  
pp. 9716-9725 ◽  
Author(s):  
Yuan Tian ◽  
Yongling An ◽  
Shenglin Xiong ◽  
Jinkui Feng ◽  
Yitai Qian
Keyword(s):  
Electrochemical Performance ◽  
High Performance ◽  
Potassium Ion ◽  
Electrodeposition Technique ◽  
Free Standing ◽  
Enhanced Electrochemical Performance ◽  
General Method ◽  
Metal Anodes

Flexible and free-standing MXene@Sb paper was fabricated via a general electrodeposition technique, and, in the form of anodes for potassium-ion batteries, it delivered enhanced electrochemical performance.

Hollow nanoparticle-assembled hierarchical NiCo2O4 nanofibers with enhanced electrochemical performance for lithium-ion batteries

2020 ◽  
Vol 7 (21) ◽  
pp. 4101-4112
Author(s):  
Chen Han ◽  
Wen-Qiang Cao ◽  
Mao-Sheng Cao
Keyword(s):  
Electrochemical Performance ◽  
Lithium Ion Batteries ◽  
Lithium Ion ◽  
Electrospun Nanofibers ◽  
Electrochemical Activity ◽  
Lithium Storage ◽  
Enhanced Electrochemical Performance ◽  
Storage Properties

Hollow NiCo2O4 nanoparticle-assembled electrospun nanofibers showed tailorable electrochemical activity and tunable lithium storage properties.

Doping and controllable pore size enhanced electrochemical performance of free-standing 3D graphene films

2018 ◽  
Vol 427 ◽  
pp. 598-604 ◽  
Author(s):  
Liping Wang ◽  
Kaiqiang Qin ◽  
Jiajun Li ◽  
Naiqin Zhao ◽  
Chunsheng Shi ◽  
...  
Keyword(s):  
Electrochemical Performance ◽  
Pore Size ◽  
Free Standing ◽  
3D Graphene ◽  
Graphene Films ◽  
Enhanced Electrochemical Performance
Sign in / Sign up

Export Citation Format

Share Document