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Determination of Impurity Elements in Pure Cerium Oxide Product Chen Limin1,Li Jie1,Li Peizhong1 (1.Inner Mongolia Baogang Rare Earth High Science and Technology Co. Ltd.,Baotou 014010, China) Abstract:Determination of the rare earth impurity in pure cerium oxide is done by ICP-MS.The interference and other factors which affect analytical results were discussed.The accuracy are between 0.81......
Direct fabrication of cerium oxide hollow nanofibers by electrospinning LI Mei1,CUI Qizheng2,DONG Xiangting2,WANG Jinxian2 (1.State Key Laboratory on High Power Semiconductor Lasers,Changchun... formation mechanism of CeO2 hollow nanofibers was proposed. Key words:cerium; cerium oxide; nanofibers; electrospinning; rare earths; [全文内容正在添加中] ......
Color-Fading Spectrophotometric Determination of Cerium with DBC-Arsenazo 张晓霞1,翟庆洲1 (1.Research Center for Nanotechnology, West Campus, Changchun University of Science and Technology, Changchun 130022, China) Abstract:In the medium of 0.18~1.08 mol·L-1 sulfuric acid, cerium(Ⅳ) has the color-fading effect on DBC-arsenazo. The apparent molar absorptivity of the color-fading reaction is ε530 nm......
Different grain refinement mechanisms of minor zirconium and cerium in magnesium alloys YU Kun(余琨), LI Wen-xian(黎文献), WANG Ri-chu(王日初), ZHANG Shi-Jun(张世军) School of Materials Science...> Abstract: Zirconium and rare earth element cerium were added in magnesium and magnesium alloys to study their different grain refinement mechanisms. The results show that zirconium has......
Preparing Process of Cerium Acetate and Rare Earth Acetate Hao Xianku1,Xu Yanhui1,Qiao Jun1,Zhang Jun1,Ma Ying1,Chang Shu1 (1.Baotou Research Institute of Rare Earth, Baotou 014010, China) Abstract:Preparing process was presented and the influences of concentration of acetic acid, reaction temperature, the ratio of cerium carbonate and acetic acid, heat preservation time to the yield of cerium......
Formation and characterization of cerium conversion coatings on magnesium alloy YU Shenghai1,LI Lingjie1,LEI Jinglei1,PAN Fusheng3,JIANG Qiquan1,TIAN Yujing1 (1.College of Chemistry and Chemical... to improve the corrosion resistance of magnesium alloys. In this study, cerium conversion coatings formed on AZ31 magnesium alloy were characterized and the formation mechanism was discussed. X-ray......
Cerium dioxide with large particle size prepared by continuous precipitation WANG Mitang1,LI Mei1,WU Jinxiu1,LIU Zhaogang1,HU Yanhong1 (1.School of Material and Metallurgy,Inner Mongolia University of Science and Technology,Baotou 014010,China) Abstract:Cerium dioxide (CeO_2) has attracted much attention and has wide applications such as automotive exhaust catalysts, polishing materials......
Conductivity of cerium oxides doped by trivalent cations ZHANG Hong(张鸿), WANG Jian (汪健), WANG Shen-cun(王申存), LI Zhi-cheng(李志成) School of Materials Science and Engineering, Central South... have pure single fluorite-type phase in all doped cerium oxides. Impedance measurement results show that the conductivities and activation energies of CeO2-based oxides depend closely on the dopants......
EFFECT OF CERIUM ION IMPLANTATION ON THE AQUEOUS CORROSION BEHAVIOR OF ZIRCONIUM X.D.Bai1,X.Y.Liu1,X.W.Chen1,D.Q.Peng1,Q.G.Zhou1,R.H.Yu1 (1.Department of Materials Science and Engineering, Tsinghua University, Beijing 100084, China) Abstract:In order to study the influence of cerium ion implantation on the aqueous corrosion behavior of zirconium, specimens were implanted by cerium ions......
Post treatment of silane and cerium salt as chromate replacers on galvanized steel WU Haijiang1,LU Jintang1,KONG Gang1 (1.School of Materials Science and Engineering, South China University... with that of single cerium film and silane film. The results showed that, the presence of these films on the zinc coating hindered corrosion reaction by reducing the rate of both anodic and cathodic reaction......
