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Abstract:
采用放电等离子烧结技术将非晶Pr4.2Tb0.3Fe78B17.5薄带制备成块状纳米晶复合磁体.研究了烧结条件对磁体密度、微观结构和磁性能的影响.结果表明,烧结温度的升高可使磁体得到高致密度,但同时由于其晶粒长大,结果导致磁性能的恶化.在最佳烧结条件下得到磁体的磁性能为Br=1.02 T,JHc=220 kA/m.磁体具有较好的微观结构,平均晶粒尺寸为20 nm.
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稀有金属材料与工程
ISSN: 1002-185X
Year: 2007
Issue: 3
Volume: 36
Page: 497-499
0 . 7 0 0
JCR@2022
ESI Discipline: MATERIALS SCIENCE;
JCR Journal Grade:3
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SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 1
Chinese Cited Count:
30 Days PV: 0
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