机构地区: 桂林电子工业学院信息材料科学与工程系
出 处: 《金属功能材料》 2004年第6期23-28,共6页
摘 要: Fe Pt纳米晶永磁材料由于在微电机械、医疗器械和高密度磁记录领域的良好应用前景而受到广泛的关注。本文简述了Fe Pt纳米晶永磁材料目前的研究工作 ,介绍了该类合金的结构特点和交换耦合作用机理 。 Fe-Pt nanocrystalline permanent magnets have attracted much attention for greater potential applications in the fields of microelectromechanial systems,medical instruments and high-density magnetic recording.The studies on Fe-Pt nanocrystalline permanent magnets 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.