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Polytechnic University, Huhehaote 010062, China) Abstract:The extraction of rare earths by long-chain fatty acid in kerosene from sulphate system was described.It was demonstrated from... that there is no tetrad effect and the position of yttrium is between lanthanum and cerium. Key words:extraction; long-chain fatty acid; rare earths; [全文内容正在添加中] ......
Separation and recovery of associated rare earths from the Zhijin phosphorite using hydrochloric acidDengpan Nie1,2,3,An Xue3,Mingyang Zhu3,Yu Zhang1,4,Jianxin Cao1,41. College of Resource... Engineering, Guizhou University摘 要:The separation and extraction of associated rare earths from the Zhijin phosphorite mine is of great interest. Based......
Separation and recovery of associated rare earths from the Zhijin phosphorite using hydrochloric acidDengpan Nie1,2,3,An Xue3,Mingyang Zhu3,Yu Zhang1,4,Jianxin Cao1,41. College of Resource... Engineering, Guizhou University摘 要:The separation and extraction of associated rare earths from the Zhijin phosphorite mine is of great interest. Based......
words:phosphorus ore; calcination-digestion-desliming; separation; rare earths; [全文内容正在添加中] ...Calcination-Digestion-Desliming of Phosphorus Ore Bearing Rare Earth Wang Jing1,Zhang Qin1,Zhang Jie1,Qiu Yue qin1 (1.Guizhou University of Technology, Guiyang 550003, China) Abstract......
Partial Oxidation of Methane to Syngas over Monolithic Ni/γ-Al2O3 Catalyst--Effects of Rare Earths and Other Basic Promoters Gong Maochu1,Mei Dajiang1,Li Xuan1,Ma Di1,Chen Yaoqiang1 (1.College... selectivity is achieved when Ce and La are used as promoters, respectively. Key words:promoter; partial oxidation of methane; syngas; monolithic; rare earths; [全文内容正在添加中] ......
Effects of Rare Earths on Properties and Microstructure of Automotive Friction Materials许越,卢立国,白婧摘 要:Rare earth compounds as modifiers used widely... on application of rare earth in automotive friction materials. In order to study the effect mechanism of rare earths in friction materials, a rare earth compound was selected as additive and the effects......
Separation of Scandium and Rare Earths with the Method of PSO-Extraction Chromatography王秋泉,彭春霖摘 要:<正> Separation of scandium and rare earths..., the separation factor(βNdSc)can reach up to 1.3×104.The method can be applied tothe purposes of separation,purification and analysis of microquantity of Sc in the mixed rare earth.关键词:......
,Beijing,100088,China) Abstract:The development of rare earths (RE) applications to semiconductor materials and devices is reviewed. The recent advances in RE doped silicon light emitting diodes (LED...; rare earths; [全文内容正在添加中] ......
, the relationship betwe en structure and properties of the rare earth/polymer composite was discussed. T he problems associated with such composite materials were also presented. Key words:rare earths...Review on Rare Earth/Polymer Composite 刘美琳1,张立群2,刘力2,金日光2,赵素合2 (1.Imclone Systems Inc.,180 Varick St., New York 10014, USA;2.School of Materials Science and Engineering, Beijing University......
Behaviour of Rare Earths in Low Sulphur SteelQin LIN+;Aisheng LIU;Wen YE;Zongsen YU, Dept. of Physical Chemistry, University of Science and Technology Beijing, Beijing, 100083, China摘 要:<正> In steels 16Mn and X60 with low S content (0. 003~0. 005%), rare earth metals (REM) still show ef-fects on purifying the molten steel and controlling......