Mg-Al-B co-substitution LiNi0.5Co0.2Mn0.3O2 cathode materials with improved cycling performance for lithium-ion battery under high cutoff voltage
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- 作者：Guorong Hu ; Manfang Zhang ; Longwei Liang ; Zhongdong Peng ; Ke Du ; Yanbing Cao ; cybcsu@csu.edu.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：LiNi0.5Co0.2Mn0.3O2 ; Mg-Al-B co-substitution ; Cycling stability ; High cutoff voltages
- 刊名：Electrochimica Acta
- 出版年：2016
- 出版时间：1 February 2016
- 年：2016
- 卷：190
- 期：Complete
- 页码：264-275
- 全文大小：5597 K
文摘
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The uniform and spherical doped Li[Ni0.5Co0.2Mn0.3]0.992Mg0.003Al0.003B0.002O2 material is successfully prepared through a simple solid state synthesis.
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Electrochemical performance of LiNi0.5Co0.2Mn0.3O2 is improved by Mg–Al–B co-substitution.
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Mg–Al–B co-substitution can make the structure of the bare material stable.
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Mg–Al–B co-substitution LiNi0.5Co0.2Mn0.3O2 sample shows excellent cycling stability under high voltages.