典型文献
Mg-doped layered oxide cathode for Na-ion batteries
文献摘要:
Na-ion batteries(NIBs)are regarding as the optimum complement for Li-ion batteries along with the rapid devel-opment of stationary energy storage systems.In order to meet the commercial demands of cathodes for NIBs,O3-type Cu containing layered oxide Na0.90Cu0.22Fe0.30Mn0.48O2 with good comprehensive performance and low-cost el-ement components is very promising for the practical use.However,only part of the Cu3+/Cu2+redox couple partic-ipated in the redox reaction,thus impairing the specific capacity of the cathode materials.Herein,Mg2+-doped O3-Na0.90Mg0.08Cu0.22Fe0.30Mn0.40O2 layered oxide without Mn3+was synthesized successfully,which exhibited improved reversible specific capacity of 118 mAh/g in the voltage range of 2.4-4.0 V at 0.2 C,corresponding to the intercala-tion/deintercalation of 0.47 Na+(0.1 more than that of Na0.90Cu0.22Fe0.30Mn0.48O2).This work demonstrates an important strategy to obtain advanced layered oxide cathodes for NIBs.
文献关键词:
中图分类号:
作者姓名:
Yuejun Ding;Feixiang Ding;Xiaohui Rong;Yaxiang Lu;Yong-Sheng Hu
作者机构:
Key Laboratory for Renewable Energy,Beijing Key Laboratory for New Energy Materials and Devices,Beijing National Laboratory for Condensed Matter Physics,Institute of Physics,Chinese Academy of Sciences,Beijing 100190,China;Center of Materials Science and Optoelectronics Engineering University of Chinese Academy of Sciences,Beijing 100190,China
文献出处:
引用格式:
[1]Yuejun Ding;Feixiang Ding;Xiaohui Rong;Yaxiang Lu;Yong-Sheng Hu-.Mg-doped layered oxide cathode for Na-ion batteries)[J].中国物理B(英文版),2022(06):141-147
A类:
90Cu0,22Fe0,30Mn0,48O2,Cu3+,Cu2+redox,90Mg0,08Cu0,40O2,Mn3+was
B类:
doped,layered,oxide,batteries,NIBs,are,regarding,optimum,complement,Li,along,rapid,devel,opment,stationary,energy,storage,systems,In,order,meet,commercial,demands,cathodes,O3,type,containing,Na0,good,comprehensive,performance,low,cost,components,very,promising,practical,use,However,only,couple,partic,ipated,reaction,thus,impairing,specific,capacity,materials,Herein,Mg2+,without,synthesized,successfully,which,exhibited,improved,reversible,mAh,voltage,range,corresponding,deintercalation,Na+,more,than,that,This,work,demonstrates,important,strategy,obtain,advanced
AB值:
0.455895
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