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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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纳米晶体Ni-P合金晶粒微观结构的研究
, PP. 413-419
Keywords: Ｎｉ－Ｐ纳米晶体,非晶晶化法,超过饱和固溶,晶格畸变
Abstract:
采用非晶晶化法制备出晶粒尺寸不同的Ｎｉ－Ｐ合金复相纳米晶体样品。利用Ｘ射线衍射技术分别对样品中Ｎｉ固溶体和Ｎｉ_３Ｐ的晶格参数随晶粒尺寸的变化进行了测试，发现在Ｎｉ固溶体纳米相中Ｐ的固溶浓度增大，约为平衡固溶度的１０－１５倍，形成超过饱和固溶晶格结构；在Ｎｉ_３Ｐ化合物纳米相中空位浓度增加导致晶格畸变发生，而且随晶粒尺寸减小晶格畸变程度增大。
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