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Abstract:
采用放电等离子烧结技术在1 GPa的高压下制备了Sm2Fe17Nx烧结磁体,并对烧结磁体的微观结构和磁性能进行了分析测试.结果表明,随烧结温度的升高,磁体的致密度显著提高,但Sm:Fe17Nx分解成SmN、a-Fe和N2的程度加剧,造成磁体的矫顽力明显下降.对其分解机制分析发现,其分解过程是一个"易形核、难长大"的过程,分解产物为弥散、细小分布的微晶和非晶的SmN和a-Fe核心.
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稀有金属材料与工程
ISSN: 1002-185X
Year: 2008
Issue: 9
Volume: 37
Page: 1673-1676
0 . 7 0 0
JCR@2022
ESI Discipline: MATERIALS SCIENCE;
JCR Journal Grade:4
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 11
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