Effect of atmosphere on weight loss in sintered silicon carbide during heat treatment

Takayuki Nagano, Kenji Kaneko, Guo Dong Zhan, Mamoru Mitomo

Research output: Contribution to journalArticlepeer-review

33 Citations (Scopus)

Abstract

Heat treatment was performed on β-SiC with different sintering additives in the temperature range 1873-2073 K, in both argon and nitrogen-gas atmospheres. In the case of the specimens heat-treated at 2073 K in argon, the weight loss was more than the total weight of the sintering additives, except for B,C-doped β-SiC. On the other hand, weight loss was suppressed by about one-third to one-half in nitrogen gas. Weight loss depended mainly on the reaction at the interface between the SiC grains and the grain-boundary phase.

Original languageEnglish
Pages (from-to)2781-2787
Number of pages7
JournalJournal of the American Ceramic Society
Volume83
Issue number11
DOIs
Publication statusPublished - 2000
Externally publishedYes

All Science Journal Classification (ASJC) codes

  • Ceramics and Composites
  • Materials Chemistry

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