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Recovery of rare earths from acid leach solutions of spent nickel-metal hydride batteries using solvent extraction夏允,肖连生,田吉英,李兆洋,曾理摘 要:The extraction of rare earths from acid leach solutions of spent nickel-metal hydride batteries using a primary amine extractant of N1923 was studied.The effects of feed pH,temperature,agitation rate and time......
Automation System in Rare Earths Countercurrent Extraction Processes 廖春生1,严纯华1,王明文1,吴声1,李标国1,贾江涛1 (1.State Key Laboratory of Rare Earth Materials Chemistry and Applications, Beijing Institute of Founder Rare Earth Science and Technology, Peking University,) Abstract:Based on the countercurrent extraction theory for optimized designing and simulating, the rare earth separation processes......
Kinetics Analysis of Pre-Eutectoid Transformation of Austenite in Carbon-Manganese Clean Steel with Rare Earths郭锋,林勤摘 要:By means of rapid cool dilatometry, the influence of rare earths on kinetics of pre-eutectoid transformation of austenite of carbon-manganese clean steel was studied. While the content of rare earths were proper, the nucleation of pre......
of K10H3[Dy(SiW4Mo7O39)2] improves by 0.93 56×104 times. Key words:inorganic chemistry; POMs; rare earths co-permeation; conductivity; rare earths; [全文内容正在添加中] ......
Determination of Light Rare Earths by a Spectrophoto-metry Based on the Linear Combination of Multiwavelength Data刘思东,崔秀君,郭伊荇,李永涛摘 要:<正> The present... resultsis improved greatly for the analysis of light rare earths with the coexistence of heavy rare earths.The analyti-cal error from the reagent blank and co-coloration of light and heavy rare earths......
Development course of separating rare earths with acid phosphorus extractants: A critical reviewDeqian LiState Key Laboratory of Rare Earth Resources, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences摘 要:This paper reviews the development course of separating rare earths with acid phosphorus extractants,including extraction chemistry......
Development course of separating rare earths with acid phosphorus extractants: A critical reviewDeqian LiState Key Laboratory of Rare Earth Resources, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences摘 要:This paper reviews the development course of separating rare earths with acid phosphorus extractants,including extraction chemistry......
Effect of Rare Earths on Tribological Properties of Carbon Fibers Reinforced PTFE Composites Shangguan Qianqian1,Cheng Xianhua1 (1.School of Mechanical & Power Engineering, Shanghai Jiao Tong University, Shanghai 200030, China;2.State Key Laboratory of Tribology, Tsinghua University, Beijing 100084, China) Abstract:Carbon fibers (CF) were surface treated with air-oxidation and rare earths (RE......
of original rare earth material. Key words:irradiative material; fluorescent analysis; rare earths; [全文内容正在添加中] ...Research on Rare Earth Encapsulated Luminescent Material Yu Zhiwei1,Qi Xiaopeng1,LIU Chengdong1 (1.Material Science and Engineering Department, East China Institute of Technology Fuzhou, Jiangxi......
, Hebei University of Technology, Tianjin 300130, China) Abstract:Rare earth mineral composite materials were prepared using rare earths and natural far-infrared mineral materials. The influences of rare... the rare earth additive content is 6% and heat treatment temperature is 750 ℃. Key words:composite materials; heat treatment; far infrared; far infrared radiance; rare earths; [全文内容正在添加中] ......