研究了用部分Ca取代LPC(LPC为无钕镧镨铈混合稀土金属),同时用部分Ni取代Mg的(LPCCa)2(MgNi)17合金的吸放氢性能.比较了不同温度下,不同成分配比对合金贮氢性能的影响.其中,(LPC)1.9Ca0.1Mg15Ni2合金具有相对较低的放氢温度和较大的放氢量,在275℃的放氢量达3.43%(质量分数).分析了(LPC)1 9Ca01Mg15Ni2的微观结构,同时对合金放氢温度降低的原因进行了讨论.
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