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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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Zr替代稀土对RE（NiCoMnTi）5贮氢合金相结构和性能的影响
, PP. 854-858
Keywords: 贮氢合金,电化学性能,相结构,锆,稀土
Abstract:
研究了Ｚｒ部分替代稀土ＲＥ对ＲＥ（ＮｉＣｏＭｎＴｉ）５合金的相结构及电化学性能的影响.结果表明在０〈ｘ≤０．３）的组成范围内,ＲＥ１－ｘ（ＮｉＣｏＭｎＴｉ）５合金中均出现ＺｒＮｉ５相,且其含量随Ｚｒ替代量ｘ的增加而增多；ＬａＮｉ５主相的晶胞体积随ｘ的增加而增大,而ＺｒＮｉ５相的晶胞体积则逐渐减小.因ＺｒＮｉ５第二相的形成,ＲＥ１－ｘＺＲｘ（ＮｉＣｏＭｎＴｉ）５合金保护作用
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