Evaluating thermal expansion coefficient and density of ceramic coatings by relative method
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- 作者：Chenguang Wei ; Zhengquan Liu ; Yiwang Bao ; ywbao@ctc.ac.cn" class="auth_mail" title="E-mail the corresponding author ; Detian Wan ; Yan Qiu ; Xiaogen Liu
- 关键词：Ceramics ; Thermal properties ; Thick films ; Thermal expansion coefficient ; Density ; Relative method
- 刊名：Materials Letters
- 出版年：2015
- 出版时间：15 December 2015
- 年：2015
- 卷：161
- 期：Complete
- 页码：542-544
- 全文大小：625 K
文摘
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A relationship among properties of coating, substrate and coated sample is derived.
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Testing method for thermal expansion coefficient of ceramic coating is established.
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Density of ceramic coating is evaluated by using this indirect test method.
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Measured result of SiC coating confirms the validity of this simple method.