Structural and magnetic properties of the gas atomized Mn-Al alloy powders
文献类型:期刊论文
作者 | X. Wang ; J. Lee ; H. Kim ; C. Choi ; Z. D. Zhang |
刊名 | Metals and Materials International
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出版日期 | 2012 |
卷号 | 18期号:4页码:711-715 |
关键词 | magnetic materials gas-atomization annealing phase transformation plasma-arc-discharge permanent-magnets nanoparticles films |
ISSN号 | 1598-9623 |
中文摘要 | Ferromagnetic Mn-Al powders were produced by a gas-atomization method followed by heating treatment. The gas-atomized powders were E >-phase, which is a high temperature phase in the Mn-Al system. The E >-tau phase transformation took place by subsequent heat treatment at temperatures from 500 to 700 A degrees C. The gas-atomized powders with a smaller particle size formed the tau-phase faster and thus exhibited better magnetic properties. On the other hand, the annealing temperature and time similarly played important roles in determining the magnetic properties of the products. The Mn-Al powders of 25-38 mu m annealed at 550 A degrees C for 120 min exhibited a high coercivity of 3.2 kOe with a remanence of 38 emu/g. |
原文出处 | |
公开日期 | 2013-02-05 |
源URL | [http://ir.imr.ac.cn/handle/321006/60314] ![]() |
专题 | 金属研究所_中国科学院金属研究所 |
推荐引用方式 GB/T 7714 | X. Wang,J. Lee,H. Kim,et al. Structural and magnetic properties of the gas atomized Mn-Al alloy powders[J]. Metals and Materials International,2012,18(4):711-715. |
APA | X. Wang,J. Lee,H. Kim,C. Choi,&Z. D. Zhang.(2012).Structural and magnetic properties of the gas atomized Mn-Al alloy powders.Metals and Materials International,18(4),711-715. |
MLA | X. Wang,et al."Structural and magnetic properties of the gas atomized Mn-Al alloy powders".Metals and Materials International 18.4(2012):711-715. |
入库方式: OAI收割
来源:金属研究所
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