Polymer-derived SiAlCN ceramics resist oxidation at 1400 °C

Yiguang Wang, Yi Fan, Ligong Zhang, Wenge Zhang, Linan An*

*此作品的通讯作者

科研成果: 期刊稿件文章同行评审

121 引用 (Scopus)

摘要

The oxidation kinetics of polymer-derived SiAlCN ceramics are determined at 1400 °C by measuring oxide-scale thickness as a function of oxidation time. The results reveal that the SiAlCN ceramics possess much better oxidation resistance than polymer-derived SiCN without Al, pure SiC and Si3N4. X-ray diffraction studies reveal that the oxide scales consist of cristobalite, plus a small amount of mullite for the sample with high aluminum-content. The reason that the SiAlCNs exhibited better oxidation resistance is discussed.

源语言英语
页(从-至)295-297
页数3
期刊Scripta Materialia
55
4
DOI
出版状态已出版 - 8月 2006
已对外发布

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