通过双辊快淬法制备的AB5型富铈稀土储氢合金,经X射线衍射(XRD)、扫描电镜(SEM)以及元素分析(ICP),表明该合金具有纳米晶结构,其组成成分为La0.37Ce0.41Pr0.1Nd0.12Ni4.0Co0.45Mn0.3Al0.25.同时对合金电化学性能以及循环性能进行了表征,在100mA/g放电比容量为295mA·h/g,用300 mA/g充放电120次循环后,容量衰减仅为4.8%.
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