A simple synthesis of metallic Ni and Ni-Co alloy fine powders from a mixed-metal acetate precursor

被引:60
作者
Syukri [1 ]
Ban, T [1 ]
Ohya, Y [1 ]
Takahashi, Y [1 ]
机构
[1] Gifu Univ, Fac Engn, Dept Appl Chem, Gifu 5011193, Japan
关键词
metal acetate; nanoparticles; nickel;
D O I
10.1016/S0254-0584(02)00185-2
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A new process for the synthesis of metallic Ni, and Ni-Co alloy nanoparticles at a relatively low temperature is reported. The process consists of heating a precursor containing a methyl hydrazine complex of the respective metal ions in nitrogen atmosphere at temperature as low as 400degreesC. The metallic Ni and Ni-Co alloy powders are characterized by scanning electron microscopy, powder X-ray diffraction (XRD), differential thermal analysis (DTA), and thermogravimetric (TG) analysis. The crystalline nanoparticles showed a narrow distribution in the particle size and homogeneous spherical form with mean diameter around 0.40 mum. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:645 / 649
页数:5
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