共搜索到8958条信息,每页显示10条信息,共896页。用时:0小时0分0秒326毫秒
......
......
......
passivated later. The cathodic reduction is stronger and plays an important role for the dissolution of chalcopyrite. The potentialstatic I-t curve also identify the above conclusion. Key words: chalcopyrite; decomposition; anodic oxidization; cathodic reduction 黄铜矿是一种很难被氧化分解的硫化矿物......
J. Cent. South Univ. (2018) 25: 2040-2048 DOI: https://doi.org/10.1007/s11771-018-3893-6 Study of road tunnel threshold zone lighting reduction coefficient DU Feng(杜峰)1, 2, WENG Ji(翁季)1, HU Ying... in threshold zones mostly adopt the reduction coefficient method. However, the determination of reduction coefficient k simply considers tunnel design speed and flow rate, while excluding outside tunnel......
Reduction Mechanism of Scandium Ion in Fluoride Salt Melt 田彦文1,翟玉春1,李成威2,孙本良2 (1.School of Materials and Metallurgy,Northeastern University,Shenyang 110006,China;2.School of Materials Science... and chronopotentiometry were used to investigate the reduction mechanism of the electrochemical deposition of Sc3+ to Sc on Ag electrode in LiF-NaF system at 1043 K. Experimental results indicate......
J. Cent. South Univ. (2016) 23: 1890-1898 DOI: 10.1007/s11771-016-3244-4 Influence of hydrogen-enriched atmosphere under coke oven gas injection on reduction swelling behaviors of oxidized pellet... reduction swelling behaviors and reaction mechanism of oxidized pellet in hydrogen-enriched atmosphere under coke oven gas injection. In this work, the effects of hydrogen concentration in N2-CO-H2......
Effect of dolomite on reduction swelling property of iron ore pelletsXU Bin(许斌), HOU Tong(侯通), CHEN Xu-ling(陈许玲), LI Qian(李骞), JIANG Tao(姜涛), LI Peng(李鹏) (School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, China)Abstract:The effect of various dosages of dolomites on the reduction swelling property of iron ore pellets was studied. Experimental results......
......
J. Cent. South Univ. (2016) 23: 44-51 DOI: 10.1007/s11771-016-3047-7 Numerical simulation of chemical vapor deposition reaction in polysilicon reduction furnace XIA Xiao-xia(夏小霞)1, 2, WANG Zhi-qi(王志... Central South University Press and Springer-Verlag Berlin Heidelberg 2016 Abstract: Three-dimensional model of chemical vapor deposition reaction in polysilicon reduction furnace was established......