Enhanced electrochemical hydrogen storage properties of Mg2NiH4 by coating with nano-nickel
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- 作者：Menghuai Li ; Yunfeng Zhu ; yfzhu@njtech.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Chen Yang ; Jiguang Zhang ; Wei Chen ; Liquan Li
- 关键词：Mg-based hydrogen storage alloy ; Mechanical milling ; Surface coating ; Electrochemical performance
- 刊名：International Journal of Hydrogen Energy
- 出版年：2015
- 出版时间：26 October 2015
- 年：2015
- 卷：40
- 期：40
- 页码：13949-13956
- 全文大小：1427 K
文摘
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Nano-nickel addition facilitates nanocrystallization and amorphization of Mg2NiH4.
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Mg2NiH4 – 2 nano-nickel reaches the maximum discharge capacity of 896 mAh/g.
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The cycle stability is improved with increasing the nano-nickel coating amount.
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The kinetic property of Mg2NiH4 is also enhanced with nano-nickel addition.