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Author:

张东涛 (张东涛.) (Scholars:张东涛) | 岳明 (岳明.) (Scholars:岳明) | 张久兴 (张久兴.)

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CQVIP PKU CSCD

Abstract:

采用放电等离子烧结技术制备了Sm2Fe17Nx烧结磁体,考查了压力、烧结温度和升温速率对烧结磁体性能的影响.结果表明:随压力的增加,磁体的致密度显著提高,但Sm2Fe17Nx分解成SmN、α-Fe和N2的程度加剧,造成磁体的矫顽力明显下降,在1GPa的高压下烧结时,超过200℃后磁体的矫顽力就下降很快,说明高压促进了Sm2Fe17Nx的低温分解;采用升温速率为450℃/min的快速烧结工艺,发现未能有效地抑制Sm2Fe17Nx的分解.

Keyword:

放电等离子烧结 高压烧结 Sm2Fe17Nx 磁体

Author Community:

  • [ 1 ] [张东涛]北京工业大学
  • [ 2 ] [岳明]北京工业大学
  • [ 3 ] [张久兴]北京工业大学

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Source :

粉末冶金技术

ISSN: 1001-3784

Year: 2007

Issue: 3

Volume: 25

Page: 213-216,223

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 2

Chinese Cited Count:

30 Days PV: 8

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