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Effects of thermal cycling on thermal expansion behaviors of b-LiAlSiO4 reinforced copper matrix compositesXUE Zong-wei1, WANG Li-dong1, YANG Cong-tao2, LIU Zhe1, FEI Wei-dong1, 3(1. School... particles in the composite. Meanwhile, the relaxation of TMS during thermal cycling causes the twins deformation of matrix in the Euc/Cu composites.Key words:copper matrix composite; thermal expansion......
STUDY ON GREY FORECASTING MODEL OF COPPER EXTRACTION RATE WITH BIOLEACHING OF PRIMARY SULFIDE ORE H.C. Jiang1,B.H. Yang1,A.X. Wu2,Y. Xi3,X.S. Chen1 (1.School of Resources & Safety, Central South..., China) Abstract:A model GM (grey model) (1,1) for forecasting the rate of copper extraction during the bioleaching of primary sulphide ore was established on the basis of the mathematical theory......
EFFECT OF COPPER IMPLANTATION ON ANTIBACTERIAL ACTIVITY OF AUSTENITIC STAINLESS STEEL J.Xiong1,B.F.Xu1,H.W.Ni1,P.Y.Xiong2,Z.G.Dan1 (1.School of Material and Metallurgy, Wuhan University of Science and Technology, Wuhan 430081, China;2.School of Medicine Science, Wuhan University of Science and Technology, Wuhan 430081, China) Abstract:Antibacterial activity has been studied by copper ion......
Corrosion characteristics of copper in magnetized sea water ZHANG Peng(张鹏)1, GUO Bin(郭斌)1, JIN Yong-ping(金永平)1, CHENG Shu-kang(程树康)2 1. School of Materials Science and Engineering, Harbin...; Abstract: The corrosion characteristics of copper in magnetic......
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J. Cent. South Univ. (2020) 27: 2249-2258 DOI: https://doi.org/10.1007/s11771-020-4446-3 Separation of silicon and iron in copper slag by carbothermic reduction-alkaline leaching process WANG Hong... of copper slag (CS) containing 35%-45% iron is generated for every ton of copper produced during the pyrometallurgical process from copper concentrate. Therefore, the recovery of iron from CS utilizes......
J. Cent. South Univ. (2021) 28: 1255-1265 DOI: https://doi.org/10.1007/s11771-021-4693-y Improving effect of carbonized quantum dots (CQDs) in pure copper matrix composites HUANG Xiao(黄啸)1, BAO Rui... composite material is ~31% higher than that of the pure copper sample, and the conductivity of 0.4 CQD/Cu is ~96% IACS, which is as high as pure copper. TEM and HRTEM results show that good interface......