【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 ,重点叙述了有关制备工艺和元素添加对其磁性能影响的研究更多还原

【Abstract】 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.更多还原