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Nd-Ni二元系合金相图
引用本文:潘毓英,郑建宣. Nd-Ni二元系合金相图[J]. 物理学报, 1985, 34(3): 384-389
作者姓名:潘毓英  郑建宣
作者单位:广西大学物理系
摘    要:本文用X射线衍射和差热分析方法测定了Nd-Ni二元系合金相图。在此二元系中观察到如下八个金属间化合物:Nd3Ni(熔点为590℃),Nd7Ni3(熔点为616℃),NdNi(熔点为780℃),NdNi2(940℃分解),NdNi3(1030℃分解),Nd2Ni,(1234℃分解),NdNi5(熔点为1420℃)和Nd2Ni关键词

收稿时间:1983-12-27

A PHASE DIAGRAM OF THE ALLOYS OF THE NEODYMIUM-NICKEL BINARY SYSTEM
PAN YU-YING and ZHENG JIAN-XUAN. A PHASE DIAGRAM OF THE ALLOYS OF THE NEODYMIUM-NICKEL BINARY SYSTEM[J]. Acta Physica Sinica, 1985, 34(3): 384-389
Authors:PAN YU-YING and ZHENG JIAN-XUAN
Abstract:The neodymium-nickel binary system has been studied by X-ray diffraction method and differential thermal analysis and the phase diagram determined.In this system, the following eight intermetallic compounds were observed: Nd3 Ni (M. P. 590℃), Nd7Ni3(M. P. 616℃), NdNi (M.P.780℃), NdNi2(decomposes at 940℃),NdNi3 (decomposes at 1030℃), Nd2Ni7 (decomposes at 1234℃), NdNi5(M.P. 1420℃)and Nd2Ni17. Intermetallic compound Nd2Ni17 forms peritectically 1300℃ and decomposes through a eutectoid reaction into Ni and NdNi5 at 1250℃. Five eutectics occur: Nd-Nd3Ni (570℃,~19at%Ni), Nd3Ni-Nd7Ni3 (565℃,~27at%Ni),Nd7Ni3-NdNi (540℃,~35at%Ni),NdNi-NdNi2(720℃,56at%Ni) and Nd2Ni17-Ni (1290℃,91at%Ni). Neither Nd in Ni nor Ni in Nd shows any detectable solid solubility.
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