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Mechanical properties of high-strength concrete subjected to high temperature by stressed test Gyu-Yong KIM, Young-Sun KIM, Tae-Gyu LEE Division of Architecture Engineering...; Abstract: Recently, the effects of high temperature on compressive strength and elastic modulus of high strength concrete were......
microanalyzer (EPMA) equipped with an energy dispersive spectroscopy (EDS) and X-ray diffraction instrument (XRD). The results show that the self-propagating high-temperature synthesis (SHS) occurs between... and TiAl2 start to decrease and TiAl keeps increasing, and finally Ti3Al and TiAl reach equilibrium. Key words: multilayered; Ti-Al based intermetallics; self-propagating high-temperature synthesis (SHS......
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Solvothermal synthesis of grain size controlled nanocrystalline SnO2 XU Gang(徐 刚), XU Sheng-ming(徐盛明), CHEN Song-zhe(陈崧哲), WU Fang(吴 芳), LI Lin-yan(李林艳) Institute of Nuclear and New Energy... synthesis, nanocrystalline particle 1 Introduction In recent years, nanocrystalline materials with size-dependent optical, electronic and magnetic properties, due to the reduction of grain size......
Synthesis of high-purity Ti2AlN ceramic by hot pressing YAN Ming(严 明)1, CHEN Yan-lin(陈艳林)1, MEI Bing-chu(梅炳初)2, ZHU Jiao-qun(朱教群)2 1. College of Chemistry and Environmental Engineering, Hubei... properties make it a candidate for many high temperature applications. Recently, the researches have mainly been concentrated on Ti2AlN thin films[10-13]. However, the fabrication of single phase, dense......
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High temperature performance of arc-sprayed aluminum bronze coatings for steel ZHANG Zhong-li(张忠礼)1, LI De-yuan(李德元)1, WANG Shui-yong(王水勇)2 1. School of Materials Science and Engineering... April 2006 Abstract: The high-temperature oxidation behavior of arc-sprayed aluminum bronze coatings on steel substrate was studied during isothermal exposures in air at 900 ℃. The surface......
Effects of erbium additions on high temperature performance of high power Ni-MH batteries XIE Shou-yun(谢守韫), CHENG Yan(成 艳), JIAN Xu-yu(简旭宇), ZHU Lei(朱 磊), CHEN Hui(陈 晖), WANG Zhong(王 忠) Energy... spherical nickel hydroxide powder is optimum as positive electrode of high power Ni-MH battery because of its excellent property. But the performances at high temperature (above 50 ℃) is still......
spread to the high-temperature activated C interface, and TiC (Fig.7(b)) is formed through the reaction[17]: Ti+C(s)=TiC(s)  ... melt is solidified, the fine acicular TiAl3 (Fig.7(c)) phase precipitates from the melt. At higher pouring temperature, the solubility of Ti in aluminum melt is high and the melt becomes uniform......
; accepted 2 September 2014 Abstract: Cf/Al composites and TiAl alloys were joined by laser ignited self-propagating high-temperature synthesis (SHS) with Ni-Al-Ti interlayer. The effect of Ti-Al content... of cracks with high density and reached the maximum shear strength of 24.12 MPa. Key words: Cf/Al composite; TiAl alloys; joint; self-propagating high-temperature synthesis; interlayer; Ti-Al content 1......