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Sm-Co系复合永磁体的制备
引用本文:张哲旭,孙继兵,崔春翔,杨薇,郭平.Sm-Co系复合永磁体的制备[J].稀有金属材料与工程,2009,38(Z1).
作者姓名:张哲旭  孙继兵  崔春翔  杨薇  郭平
作者单位:河北工业大学,天津,300130
基金项目:国家自然科学基金,天津市重点项目 
摘    要:综述了具有磁交换耦合作用的新型Sm-Co复合永磁体的研究进展.说明了硬磁相与软磁相间的磁交换耦合作用机理,以及交换耦合作用对复合永磁材料磁性能的影响.通过列举典型的Sm-Co永磁体及其磁性能,讨论了合金成分、添加元素和制备工艺对磁性材料显微结构和磁性能的影响,并且重点介绍了快淬速度对磁性能的影响.

关 键 词:稀土永磁  交换耦合  快淬速度

Synthesis of Sm-Co Composite Permanent Magnet
Zhang Zhexu,Sun Jibing,Cui Chunxiang,Yang Wei,Guo Ping.Synthesis of Sm-Co Composite Permanent Magnet[J].Rare Metal Materials and Engineering,2009,38(Z1).
Authors:Zhang Zhexu  Sun Jibing  Cui Chunxiang  Yang Wei  Guo Ping
Affiliation:Zhang Zhexu,Sun Jibing,Cui Chunxiang,Yang Wei,Guo Ping (Hebei University of Technology,Tianjin 300130,China)
Abstract:Recent research progress in the new Sm-Co based magnetic exchange-coupling composite permanent magnet is reviewed. The mechanism of magnetic exchange-coupling between hard and soft magnetic phases and the effect of such exchange-coupling on the magnetic properties of the composite magnets are illuminated. Through exemplifiying typical Sm-Co based magnets and their properties,the effects of composition,processes and substitution elements on the microstructure and magnetic properties of magnets are discussed,...
Keywords:rare-earth permanent magnet  exchange-coupling  melt-spun speed  
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