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Author:

魏媛 (魏媛.) | 李玉卿 (李玉卿.) | 张东涛 (张东涛.) (Scholars:张东涛) | 岳明 (岳明.) (Scholars:岳明)

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CQVIP

Abstract:

采用非晶晶化法制备SmCo_5纳米晶永磁体,研究热处理过程中有无磁场以及磁场热处理过程中退火温度、保温时间对SmCo_5纳米晶永磁体结构和磁性能的影响。研究发现,通过500℃磁场热处理样品的磁性能明显优于不加磁场热处理样品的磁性能,矫顽力提高了46.24kA/m,剩磁提高了170.18×10~(3 )A/m。当磁场热温度为700℃时,磁体矫顽力达到1334.8kA/m,剩磁达到最大值607.45×10~(3 )A/m。此外,在相同热处理温度下,延长保温时间,也能够提高SmCo_5磁体的结晶度,进而改善磁体的磁性能。

Keyword:

纳米永磁材料 SmCo5 磁场热处理

Author Community:

  • [ 1 ] 北京工业大学新型功能材料教育部重点实验室

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Source :

金属功能材料

Year: 2018

Issue: 06

Volume: 25

Page: 10-14

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 10

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