钴-碳框架封装作为固态电解质层实现稳定的氧化硅负极用于锂存储(英文) |
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作者姓名: | 陈本强 许东明 周双 常智 潘安强 |
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作者单位: | 1. School of Materials Science and Engineering,Key Laboratory of Electronic Packaging and Advanced Functional Materials of Hunan Province,Central South University;2. School of Materials Science and Engineering,Xinjiang Environmental and Functional Materials Engineering Research Center,Xinjiang University |
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基金项目: | financially supported by the National Natural Science Foundation of China (51874362, 22209208);;Key Research and Development Program of Hunan Province (2023GK2015); |
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摘 要: | 非化学计量的氧化硅(SiOx,0x体积变化.h-SiOx@Co@N-CNTs作为锂离子电池负极材料,具有优异的循环稳定性和高倍率性能.以0.2 A g-1的电流密度循环370次,容量为701 mAh g-1,容量保持率为100%.另外,在1.0 A g-1电流密度下循环500圈,容量没有衰减.结果表明,所合成的锂离子电池结构具有一定的优越性,对材料的优化也有一定的启发作用.
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