Zn/Ti/F synergetic-doped Na0.67Ni0.33Mn0.67O2 for sodium-ion batteries with high energy density

Author:

Fan Yong1,Ye Xianchang1,Yang Xiaofen1,Guan Lianyu1,Chen Chunhua2ORCID,Wang Huan3,Ding Xiang1ORCID

Affiliation:

1. College of Chemistry and Materials Science, Fujian Provincial University Engineering Research Center of Efficient Battery Modules, Fujian Key Laboratory of Polymer Materials, Fujian Normal University, 32 Shangsan Road, Fuzhou 350007, China

2. CAS Key Laboratory of Materials for Energy Conversions, Department of Materials Science and Engineering & Collaborative Innovation Center of Suzhou Nano Science and Technology, University of Science and Technology of China, Anhui Hefei 230026, China

3. Key Laboratory of Advanced Energy Materials Chemistry (Ministry of Education), Nankai University, Tianjin 300071, China

Abstract

P2–Na0.67Ni0.33Mn0.67O2 is a promising cathode for sodium-ion batteries due to its high theoretical capacity, but it elicits a harmful phase transformation and severe fading of capacity above 4.2 V.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Fujian Province

Department of Education, Fujian Province

Publisher

Royal Society of Chemistry (RSC)

Subject

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

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