LANTHANA

作品数：11被引量：27H指数：3
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相关领域：理学化学工程更多>>
相关期刊：《Journal of Chemistry and Chemical Engineering》《China Rare Earth Information》《Journal of Rare Earths》《Chinese Chemical Letters》更多>>
相关基金：国家自然科学基金国家重点基础研究发展计划更多>>
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Structure evolution and thermal stability of La_2O_3-doped mullite fibers via sol-gel method被引量：2
《Journal of Rare Earths》2012年第2期175-180,共6页王炜 翁端 吴晓东 
Project supported by the Ministry of Science and Technology of China (2009AA064801)
The lanthana-doped mullite fibers were prepared via a sol-gel method from the aluminum isopropoxide-aluminum nitrate-tetraethyl orthosilicate system. The structure evolution and thermal stability of the mullite fibers...
关键词：mullite fibers lanthana doping phase transformation grain growth rare earths 
Influence of [La(EDTA)]^- on pore structure of activated alumina carrier at high-temperature
《Journal of Rare Earths》2010年第S1期326-328,共3页刘晓军 徐炳辉 吴玉胜 张林楠 
Project supported by the National Natural Science Foundation of China (50804031)
The activated alumina as a catalyst carrier were widely used in automotive exhaust catalysts under high temperature,such as,petroleum refining catalysts,hydrogenation and hydrodesulfurization catalyst carrier in China...
关键词：ALUMINA LANTHANA specific surface area thermal stability pore-expanding agent rare earths 
Influence of La_2O_3 on preparation and performance of porous cordierite from rice husk被引量：13
《Journal of Rare Earths》2010年第4期614-617,共4页郭伟 陆洪彬 冯春霞 
Project supported by the Jiangsu Province Natural Science Foundation (BK2009671);the Natural Science Foundation of Jiangsu Provincial Edu-cation Department (07KJB430123);the Key Laboratory Foundation of Ecological-Environment Materials (Yancheng Institute of Technology) of Jiangsu Province (XKY2009033)
A porous cordierite was synthesized at 1350 ℃ using rice husk as silica source and pore forming agent, and La2O3 as fluxing agent. The crystal phases of the cordierite were analyzed by X-ray diffraction (XRD) and the...
关键词：porous ceramic CORDIERITE rice husk LANTHANA 
Synthesis of La^(3+) and Nd^(3+) co-doped yttria nanopowder for transparent ceramics by oxalate precipitation method被引量：4
《Journal of Rare Earths》2010年第2期232-236,共5页王能利 张希艳 邱关明 孙海鹰 刘全生 米晓云 王晓春 
supported by the Science and Technology Development Program of Jilin Province (20080511)
Polycrystalline Nd3+ and La3+ co-doped yttria nanopowder Nd3+:Y1.90La0.10O3 for transparent ceramics was synthesized by co-precipitation method using oxalate acid as the precipitant and(NH4)2SO4 as the electrical stab...
关键词：yttria nanopowder LANTHANA OXALATE CO-PRECIPITATION transparent ceramics rare earths 
Influence of Additives Ceria and Lanthana on Performance of Pd/Al/Monolith Honeycomb Catalysts
《Journal of Rare Earths》2003年第5期529-532,共4页田东旭 王浩静 王心葵 
ProjectsupportedbyScienceandTechnologyCouncilofShanxiProvince ( 982 117)
The effects of ceria and lanthana additives on activity and thermal stabilization of the catalysts for CO oxidation were studied. The results show that the addition of CeO 2 clearly improves the catalytic activity, w...
关键词：catalitic chemistry CERIA LANTHANA H  2  TPR rare earths 
Bonding of Silicon Nitride Ceramic Composite with RE_2O_3Al_2O_3SiO_2 Glass Solders
《Journal of Rare Earths》1999年第3期194-199,共6页周飞 李志章 罗启富 
Liquid bonding of Si 3N 4 ceramic composite was carried out with RE 2O 3 Al 2O 3 SiO 2 glass solders. The effect of bonding conditions and interfacial reaction on the joint strength was studied. The joint st...
关键词：Rare earths Si  3N  4 ceramic composite LANTHANA YTTRIA BONDING 
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