Fe-Pt纳米晶永磁合金薄膜研究现状  

Developments of Research on Fe-Pt Nanocrystalline Permanent Magnets Films

作　　者：汪元亮[1] 顾正飞[1] 成钢[1] 马垒[1] 赵家成[1] 

机构地区：[1]桂林电子科技大学信息材料科学与工程系,广西桂林541004

出　　处：《电工材料》2006年第3期29-33,共5页Electrical Engineering Materials

摘　　要：Fe_Pt纳米微晶永磁薄膜材料由于在高密度磁记录材料领域、微电机械和医用器械领域具有良好的应用前景而受到广泛关注。本文简述了Fe_Pt纳米微晶永磁薄膜的研究现状,介绍了该类永磁材料的结构特点和交换耦合作用机理,重点叙述了有关制备工艺和添加元素对改进其磁性能影响的研究。Fe-Pt Film nanocrystalline permanent magnets films have attracted much attention for greater potential applications in the fields of microelectro mechanial systems, medical instruments and high-density magnetic recording. The studies on Fe-Pt nanocrystalline permanent magnets films are summarized, the exchange coupling theory and microstructure characteristics, especially the influence of preparatory technique and element additions on the properties of the permanent-magnets of Fe-Pt based alloys are introduced .

关 键 词：永磁材料 交换耦合 剩磁增强 永磁性能 FePt薄膜 

分 类 号：TM201.4[一般工业技术—材料科学与工程] TM205.1[电气工程—电工理论与新技术]