Comparative study on the capacity degradation behavior of Pr₅Co₁₉-type single-phase Pr₄MgNi₁₉ and La₄MgNi₁₉ alloys

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• 关键词：Metal hydride electrode ; Pr5Co19-type single phase ; Electrochemical properties ; Cycling stability
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：15 February 2017
• 年：2017
• 卷：694
• 期：Complete
• 页码：1089-1097
• 全文大小：2981 K
• 卷排序：694

文摘

Single-phase Pr5Co19-type Pr4MgNi19 and La4MgNi19 alloys are obtained. Decomposition processes of Pr5Co19-type phase are observed. Volume expansibility of [A2B4] and [AB5] subunits in two alloys show large difference.