HIGH-PURITY

作品数：124被引量：275H指数：8
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相关机构：清华大学中南大学哈尔滨工业大学东北大学更多>>
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Effect of cerium on microstructure,texture and properties of ultrahigh-purity copper被引量：1
《Journal of Rare Earths》2024年第1期220-227,I0008,共9页Yunxiao Hua Haitao Liu Kexing Song Jiangwei Wang Yin'gang Guo Jing Tian Huiwen Guo 
Project supported by the Henan Province Science and Technology Tackling Key Problems Project(222102230001);the Henan Province Young Talent Lifting Engineering Project(2021HYTP018);the Central Plain Scholar Workstation Project(224400510025);the National Natural Science Foundation of China(52071133,51904090 and 52071284)。
The effects of Ce addition(310 ppm and 1500 ppm)on the microstructure,texture and properties of ultrahigh-purity copper(99.99999%)were systematically studied using scanning electron microscopy(SEM),transmission electr...
关键词：Ce addition Grain refinement TEXTURE Conductivity Ultrahigh-purity copper Rare earths 
Role of grain boundary character on Bi segregation-induced embrittlement in ultrahigh-purity copper被引量：1
《Journal of Materials Science & Technology》2023年第28期52-61,共10页Y.X.Hua K.X.Song H.T.Liu J.W.Wang C.M.Zhang Y.J.Zhou B.Pang J.T.Song J.L.He H.L.Zhao 
the National Natu-ral Science Foundation of China(Nos.52071133,51904090 and 52071284);the Henan Province Science and Technology Tackling Key Problems Project(No.222102230001);the Henan Province Young Talent Lifting Engineering Project(No.2021HYTP018);the Central Plain Scholar Workstation Project(No.224400510025);the Key R&D projects of Henan Province(No.221111230600).
Bismuth(Bi),as an impurity element in copper and copper-based alloys,usually has a strong tendency of grain boundary(GB)segregation,which depends on the GB characters.However,the influence of such a segregation on the...
关键词：Grain boundary character EMBRITTLEMENT Bi segregation Atomic configuration Ultrahigh-purity copper 
Production of high-purity Mg metal from dolomite through novel molten salt electrolysis and vacuum distillation
《Journal of Magnesium and Alloys》2023年第4期1308-1320,共13页Hyeong-Jun Jeoung Tae-Hyuk Lee Jin-Young Lee Kyung-Woo Yi Jungshin Kang 
supported by the National Research Councile of Science and Technology funded by the Korean Ministry of Industry in Korea(Project Nos.:1711173260,22-3803);the Korea Evaluation Institute of Industrial Technology funded by the Korean Ministry of Industry in Korea(Project Nos.:1415179713,20011157).
In this study,a novel Mg production process for producing high-purity Mg metal from dolomite was developed.When the electrolysis of calcined dolomite was conducted using Cu cathode and C anode in MgF_(2)–LiF molten s...
关键词：High-purity magnesium DOLOMITE Magnesium oxide Electrolytic process Copper metal cathode Vacuum distillation 
Insight into selective removal of copper from high-concentration nickel solutions with XPS and DFT:New technique to prepare 5N-nickel with chelating resin被引量：3
《Journal of Environmental Sciences》2016年第10期34-44,共11页Xuewen Tao Fuqiang Liu Zhiping Bai Dongyang Wei Xiaopeng Zhang Junfei Wang Jie Gao Xiaowen Sun Baohua Li Chenghui Li Aimin Li 
generous support provided by the National Natural Science Foundation of China (Nos. 51378253 and 51522805);the Discipline Crossing Foundation of Nanjing University
An efficient and profitable separation process was proposed to prepare 5N （the purity of the metal solution reaches 99.999%） high-purity nickel from 3N nickel-solutions using Purolite S984. The adsorption performanc...
关键词：Selective separationHigh-purity nickelAmino chelating resinCopperDensity functional theory 
Study of ultrahigh-purity copper billets refined by vacuum melting and directional solidification被引量：6
《Rare Metals》2011年第3期304-309,共6页FU Yabo CHEN Jie LIU Ning LU Yiping LI Tingju YIN Guomao 
The purpose of this paper is to study large-sized copper billets refined with 5N ultrahigh purity after vacuum melting and directional solidifi-cation （VMDS）. The precise impurity analysis of copper billets was carr...
关键词：COPPER REFINING vacuum melting directional solidification electrical conductivity 
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