计算了用Ca还原La2O3生成纯金属La(3Ca+La2O3=2La+3CaO),La与Ni反应生成LaNi5合金(La+5Ni=LaNi5)的标准吉布斯自由能和吉布斯自由能变化,以及反应平衡时的钙分压在1223,1273,1323,1373K温度下制得了LaNi5合金,XRD鉴定了反应产物的物相,热力学计算说明在La-Ni系化合物中生成物只能是LaNi5.
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