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J. Cent. South Univ. Technol. (2009) 16: 0906-0913 DOI: 10.1007/s11771-009-0151-y Preparation and microstructure characterization of poly-sialate-disiloxo type of geopolymeric cement ZHANG Yun... replaced by 4-coordinated Al tetrahedral. Key words: geopolymeric cement; poly-sialate-disiloxo; preparation; microstructure ......
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Electrodeposition preparation of Nafion-Pt-HxMoO3 and its activity toward methanol oxidation LI Wei(李 伟), HUANG Qing-dan(黄青丹), ZHANG Qing-long(张庆龙), HUANG You-ju(黄幼菊), ZHAO Ling-zhi(赵灵智... in the preparation solution is 0.012%(mass fraction). In this case the oxidation peak current of methanol on Nafion-Pt-HxMoO3 is 1.76 times larger than that on Pt-HxMoO3 and keeps unchanged when the potential......
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is controlled by both mass-transfer step and charge-transfer step was put forward. Key words: nano material; Ni(OH)2; transformation pH; preparation ... their emphasis on the discoveries of new preparation methods. However, there are very few detailed reports on a certain preparation method and the relationship between the preparation conditions......
. The applications of porous SiC ceramic were introduced, and its research directions were predicted. Key words: SiC; porous ceramics; preparation technology; application 多孔陶瓷是一类包含大量孔隙的陶瓷材料,其发展始于20世纪70年代.通常,多孔材料不... and Technology of Advanced Materials, 2010, 11(4): 044303. [5] QIAN J M, WANG J P, JIN Z H. Preparation of biomorphic SiC ceramic by carbothermal reaction of oak wood charcoal[J]. Materials Science......
; 文献标志码:A 文章编号:1672-7207(2013)06-2181-05 Preparation of Ca2Co2O5 powders by homogeneous precipitation WANG Haidong, CHEN Shuibo, WAN... powders; homogeneous precipitation; preparation mechanism 近年来,由于能源与环境问题的日益突出,迫切希望能够发展一种可降低化石燃料,符合环保要求的绿色可再生能源技术.热电技术正是一种以热电材料为基础,实现热能与电能相互转化的环保能源技术.热电材料是一种具有热电效应的功能材料,热电效应包括Seebeck效应(用于发电)和Peltier效应(用于制冷......
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