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Cycling performance of layered oxide cathode materials for sodium-ion batteries
Layered oxide is a promising cathode material for sodium-ion batteries because of its high-capacity, high operating voltage, and simple synthesis. Cycling performance is an important criterion for evaluating the application prospects of batteries. However, facing challenges, including phase transiti...
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Published in: | International journal of minerals, metallurgy and materials metallurgy and materials, 2024-07, Vol.31 (7), p.1720-1744 |
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Main Authors: | , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites |
Online Access: | Get full text |
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Summary: | Layered oxide is a promising cathode material for sodium-ion batteries because of its high-capacity, high operating voltage, and simple synthesis. Cycling performance is an important criterion for evaluating the application prospects of batteries. However, facing challenges, including phase transitions, ambient stability, side reactions, and irreversible anionic oxygen activity, the cycling performance of layered oxide cathode materials still cannot meet the application requirements. Therefore, this review proposes several strategies to address these challenges. First, bulk doping is introduced from three aspects: cationic single doping, anionic single doping, and multi-ion doping. Second, homogeneous surface coating and concentration gradient modification are reviewed. In addition, methods such as mixed structure design, particle engineering, high-entropy material construction, and integrated modification are proposed. Finally, a summary and outlook provide a new horizon for developing and modifying layered oxide cathode materials. |
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ISSN: | 1674-4799 1869-103X |
DOI: | 10.1007/s12613-023-2776-5 |