The origin of heavy element doping to relieve the lattice thermal vibration of layered materials for high energy density Li ion cathodes-Reference-Cited by-同舟云学术

The origin of heavy element doping to relieve the lattice thermal vibration of layered materials for high energy density Li ion cathodes

Published:2020 Issue:25 Volume:8 Page:12424-12435
ISSN:2050-7488
Container-title:Journal of Materials Chemistry A
language:en
Short-container-title:J. Mater. Chem. A

Author:

Zhao Ruirui¹²³⁴⁵^ORCID,Zhang Jiliang⁶⁷⁸⁹,Lee Gi-Hyeok¹⁰¹¹¹²⁹,Zhang Kai¹³¹⁴¹⁵¹⁶¹⁷,Lau Vincent Wing-hei¹⁰¹¹¹²⁹^ORCID,Lee Jey-Jau¹⁸¹⁹²⁰,Moudrakovski Igor²¹²²²³^ORCID,Yang Yue-Lin¹⁸¹⁹²⁰,Zou Feng⁶⁷⁸⁹,Park Mihui¹⁰¹¹¹²⁹,Hung I.-Ming²⁴²⁵²⁶²⁰,Kang Yong-Mook⁶⁷⁸⁹^ORCID

Affiliation:

1. School of Chemistry

2. Engineering Research Center of MTEES (Ministry of Education)

3. South China Normal University

4. Guangzhou

5. China

6. Department of Materials Science and Engineering

7. Korea University

8. Seoul 02841

9. Republic of Korea

10. Department of Energy and Materials Engineering

11. Dongguk University-Seoul

12. Seoul 04620

13. Key Laboratory of Advanced Energy Materials Chemistry (Ministry of Education)

14. Renewable Energy Conversion and Storage Center

15. College of Chemistry

16. Nankai University

17. Tianjin 300071

18. National Synchrotron Radiation Research Center

19. Hsinchu 30076

20. Taiwan

21. Max Planck Institute for Solid State Research

22. 70569 Stuttgart

23. Germany

24. Department of Chemical Engineering and Materials Science

25. Yuan Ze University

26. Taoyuan 320

Abstract

We report an effective strategy to inhibit the phase transition of LiCoO₂ from hexagonal layered to cubic spinel during delithiation. The small thermal vibration amplitude of the Sn dopant helps pin the lattice vibration, stabilizing CoO₆ octahedra during charge/discharge.

Funder

China Scholarship Council

National Research Foundation of Korea

Guangdong Science and Technology Department

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

Link

http://pubs.rsc.org/en/content/articlepdf/2020/TA/D0TA03979A

Reference56 articles.

1. Reviving lithium cobalt oxide-based lithium secondary batteries-toward a higher energy density