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Thermodynamic analysis on sodium carbonate decomposition of calcium molybdenum XIA Wen-tang(夏文堂), ZHAO Zhong-wei(赵中伟), LI Hong-gui(李洪桂) School of Metallurgical Science and Engineering, Central... of CaMoO4 reduces significantly in the presence of sodium carbonate. In order to achieve effective leaching of molybdenum from CaMoO4, a certain concentration of sodium carbonate is necessary. High total......
Hardware Materials in Molten Carbonate Fuel Cell:A ReviewLing Chen,Chao-Yi Yuh摘 要:The high-temperature molten carbonate fuel cell is an ultra-clean... experience high-temperature reducing and oxidizing atmospheres in the presence of molten alkali carbonate electrolyte.Material selections are founded on many decades of focused research and development......
Effi ciency of Concrete Crack-healing based on Biological Carbonate Precipitation罗勉1,2,钱春香1,2,LI Ruiyang1,2,RONG Hui1,21. College of Materials Science and Engineering, Southeast University2. Research... by developing a new way. The self-healing agent based on biological carbonate precipitation was developed. Crack-healing capacity of the cement paste specimens with this biochemical agent was researched......
Synthesis and Characterization of Tetravalent Cerium Complexes with p-Tert-butylcalix［n］arenes (n=4, 6, 8) 增田嘉孝1,严纯华2,张亚文2 (1.Diuision of Materials Science The Graduate School of Science... solution. Ce4+ ions in the complexes are coordinated by phenolic groups of the ligands, oxygen atoms of dmf molecules, and / or OH- ions. Key words:rare earths; tetravalent cerium complex; p-t-butyl......
, Beijing 100022, China) Abstract:Nanoparticles of cerium oxide were prepared by common precipitation method using cerium nitrate solution and ammonia reagent. Cerium oxide particles with different.... The cerium oxide appeared in the form of spherical and rod-like grains under neutral condition, and the specific surface changed to 114.7975 m2·g-1. Moreover, in alkaline solution, cerium oxide powders were......
J. Cent. South Univ. (2016) 23: 1058-1065 DOI: 10.1007/s11771-016-0355-x Flotation of a new chelate collector on fine refractory iron ore-containing carbonate WANG Ting-xia(王婷霞)1, ZHU Yi-min(朱一民)2...: iron ore-containing carbonate; flotation; collector; hydrogen bonding; mechanism; electronegativity 1 Introduction China is rich in iron ore resources, but with the extension of mining, ore grade......
Effect of cerium on microstructure, wetting and mechanical properties of Ag-Cu-Ti filler alloy DING Wenfeng1,XU Jiuhua1,CHEN Zhenzhen1,FU Yucan1,YANG Changyong1 (1.Jiangsu Key Laboratory of Precision and Micro-Manufacturing Technology,Nanjing University of Aeronautics & Astronautics,Nanjing 210016,China) Abstract:Effect of cerium on microstructure, mechanical and wetting properties of Ag-Cu-Ti......
Effect of Cerium on Mechanical Properties and Morphology of ZZn4-1 Alloy LI Ping1,LI Ya-guo2,LIU Hai-lin2,ZHU Yi-qing2,XUE Tao2 (1.Guiyang Steel Mill, Guiyang 550002, China;2.Guizhou Research Centre of Physical Testing and Chemical Analysis, Guiyang 550002, China) Abstract:Effect of the addition of cerium in appropriate amount on the mechanical properties and morphology of ZZn4-1 alloy......
Effect of Cerium on Microstructure and Mechanical Properties of Mg-8Li-3Al Alloy Wang Tao1,Wu Ruizhi1,Zhang Milin1 (1.Key Laboratory of Superlight Materials & Surface Technology, Ministry... prepared. And the effects of cerium content on the microstructure and mechanical properties were studied. Results show that the as-cast alloy is composed of α(Mg),β(Li) and Al2Ce. Cerium has obvious......
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