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In this work, homogeneous Ni0.33Co0.67Se hollow nanoprisms were synthesized successfully in virtue of Kirkendall effect. It is the first time for bimetallic Ni-Co compounds Ni0.33Co0.67Se to be used in lithium-ion batteries (LIBs). Impressively, the Ni0.33Co0.67Se hollow nanoprisms show superior specific capacity (1, 575 mAh/g at the current density of 100 mA/g) and outstanding rate performance (850 mAh/g at 2, 000 mA/g) as anode material for LIBs. This work proves the potential of bimetallic chalcogenide compounds as high performance anode materials for LIBs.

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Publication history
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Acknowledgements

Publication history

Received: 30 November 2018
Revised: 19 January 2019
Accepted: 24 January 2019
Published: 29 May 2019
Issue date: June 2019

Copyright

© Tsinghua University Press and Springer-Verlag GmbH Germany, part of Springer Nature 2019

Acknowledgements

Acknowledgements

This work was supported by the National Natural Science Foundation of China (Nos. 51425204, 51521001, and 51602239), the National Key R & D Program of China (No. 2016YFA0202603), the Program of Introducing Talents of Discipline to Universities (No. B17034), the Yellow Crane Talent (Science & Technology) Program of Wuhan City, and the International Science & Technology Cooperation Program of China (No. 2013DFA50840).

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