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PREPARATION OF HIGH THERMAL EXPANSION COEFFICIENT PORCELAINS FUSED TO METALS J.P.Yang1,J.Q.Wu1 (1.Dept. of Inorganic Materials, South China University of Technology, Guangzhou 510640, China... and 50%o of low fused temperature frit has an average TEC of 19.2× 10-6/° C from room temperature to 450°C, which is much higher than the common porcelains. Key words:thermal expansion coefficient......
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Coefficient of thermal expansion of stressed thin films WANG Zheng-dao(王正道), JIANG Shao-qing(蒋少卿) Institute of Mechanics, School of Civil Engineering, Beijing Jiaotong University, Beijing 100044, China Received 10 April 2006; accepted 25 April 2006 Abstract: A new technique was proposed to determine the coefficient of thermal expansion (CTE) of thin films at low temperature......
Superplastic forming of Ti6Al4V alloy using ZrO2-TiO2 ceramic die with adjustable linear thermal expansion coefficient JIANG Shao-song(蒋少松), ZHANG Kai-feng(张凯峰) National Key Laboratory...; Abstract: Firstly, the relation between the coefficient of thermal expansion(CTE......
higher thermal conductivity(TC) and more suitable coefficient of thermal expansion(CTE) should be adopted. Moreover, the low density is desirable in avionics and portable systems such as lap-top... the generated heat from devices. Diamond has a extremely high modulus, a very low coefficient of thermal expansion and the highest thermal conductivity in all natural materials[8-10]. Therefore......
Preparation and Characteristic of Glass-Ceramics with Super Low Thermal Expansion Coefficient Wang Kun1,Zhao Chunxia1,Jiang Hui1,Chen Guangle1,Wang Shengjun1,Fan Shigang1 (1.Research Institute of Synthetic Crystals, Beijing 100018, China) Abstract:The preparation technics of glass-ceramics with super low coefficient of thermal expansion containing β-quartz solid solution as a main crystal......
dispersed in the composite and bonded to the matrix. In addition, the thermal expansion of the composites with various MWCNT contents (0%, 1% and 5%, mass fraction) were investigated. The coefficient... Thermal expansion of MWCNT-reinforced copper composite XU Long-shan(许龙山), CHEN Xiao-hua(陈小华), PAN Wei-ying(潘伟英), LI Wen-hua(李文华), YANG Zhi(杨 植), PU Yu-xing(蒲玉兴), YI Guo-jun (易国军) , YI Bin......
. The negative thermal expansion coefficient of Nd2AlFe11Mn5 compound is found by X-ray diffraction in temperature range of 122－203 K. There exists an anisotropic and strong positive spontaneous... near Tc. For example, in Y2Al3Fe11Mn3 compound[11], the average thermal expansion coefficient is =?v/(v?T)≈－7.5?10－5/K in the temperature range 185－200 K. In this paper, the thermal expansion......
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ZrW2O8, which show negative thermal expansion over a very broad temperature range (which is from 0.3 to 1 050 K)[3,4]. The discovery of the new materials with a negative coefficient of thermal..., in Y2Al3Fe11Mn3 compound[13], the average thermal expansion coefficient is =?V/(V?T)≈-7.5?10-5/K in the temperature range of 185-200 K. This makes these materials interesting from both a fundamental point......
