【摘要】 从改善磁性能的角度出发,简要地介绍了近年来对双相纳米晶复合永磁材料的研究进展。从双相纳米晶复合永磁材料的制备工艺、元素添加、显微组织、磁性能等方面进行了归纳,表明:优良的显微结构是获得高性能双相纳米晶永磁材料的关键,通过元素添加或改善工艺可以优化组织,提高双相纳米晶复合永磁材料的磁性能。更多还原

【Abstract】 Recent development of nanostructure two-phase permanent magnets is reviewed from the point of improvement of magnetic properties. A conclusion is drawn by the investigation of the preparation process, elements addition, microstructure and magnetic properties of nanocomposite permanent magnets: uniform nanoscale microstructure is a key factor to guarantee excellent magnetic properties, and the elements addition and /or optimization of process contribute to finer microsturcture and high magnetic properties.更多还原