本文利用熔体快淬工艺将成分为Nd8.16Dy1Fe85.26Nb1B4.58的合金在三种不同淬速(12.25、16.33、28.6m/s)下制备成非晶快淬条带,并在热处理后经快速淬火而制得纳米永磁体.利用TEM和XRD方法,对晶化后的稀土永磁粉进行了微结构分析与表征,初步探讨了淬速及晶化条件(包括晶化温度和时间)对稀土粘结永磁体磁性能的影响规律,获得了较高矫顽力的纳米交换耦合稀土粘结永磁体.
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