通过PCT设备和SEM分析方法研究了Gd2O3和Nd2O3对LiAlH4放氢性能的影响.结果表明,在相同的条件下,掺杂Gd2O3和Nd2O3的LiAlH4显示了非常好的放氢性能.有关掺杂量(0.5,1,2,3,4,5,6)mol％的研究发现,Gd2O3和Nd2O3对LiAlH4放氢量的影响是非常相似的.其影响趋势为:随着掺杂量的增加,LiAlH4放氢量逐步下降,并且试样的放氢起始时间被明显地缩短了.此外,有关掺杂试样的显微组织研究表明,掺杂Gd2O3和Nd2O3对LiAlH4的显微组织的影响不明显.
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