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Author:

李永利 (李永利.) | 李瑞霞 (李瑞霞.) | 张久兴 (张久兴.) (Scholars:张久兴)

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CQVIP PKU CSCD

Abstract:

采用SPS在1 600 1 650 ℃烧结5 min可以获得致密的Si3N4-BN复相陶瓷.实验结果表明,随着BN体积分数的增加,BN聚集生长导致Si3N4-BN复相陶瓷强度总体均呈缓慢下降趋势,但仍然维持在很高的强度水平,BN体积分数为30%时三点弯曲强度接近900 MPa,而且拥有优异的可加工性能.SEM分析表明,借助SPS可以在实现Si3N4-BN复相陶瓷快速致密化基础上进行相组成及显微组织的调控和优化,从而改善材料的性能.

Keyword:

氮化硼 氮化硅 SPS 可加工陶瓷

Author Community:

  • [ 1 ] [李永利]北京工业大学
  • [ 2 ] [李瑞霞]北京工业大学
  • [ 3 ] [张久兴]北京工业大学

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Source :

北京工业大学学报

ISSN: 0254-0037

Year: 2007

Issue: 11

Volume: 33

Page: 1218-1221

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 7

Chinese Cited Count:

30 Days PV: 11

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