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in Zn-Mg coatings. Key words: magnesium; zinc; corrosion resistance; physical vapor deposition; coating; electrochemistry 1 Introduction Metallic coatings containing zinc (Zn) have been commercially... and electrochemistry of zinc [M]. New York: Plenum Press, 1996: 180. [6] HOSKING N C, STROM M A, SHIPWAY P H, RUDD C D. Corrosion resistance of zinc-magnesium coated steel [J]. Corrosion Science, 2007, 49......
. The existence of deformation would enhance the corrosion process of tinplate cans. Finally, the corrosion mechanism of tinplate cans in coffee was proposed.Key words:electrochemistry sensor......
60~90 ℃时属于扩散步骤控制. 关键词:镉;微电流;锌板置换;电化学 中图分类号:TF8 文献标志码:A Process optimization and electrochemistry study of electrical... in 60-90 ℃. Key words: cadmium; micro-current; zinc plate cementation; electrochemistry 镉主要用于制造合金,电镀,电池和颜料等,同时还是原子反应堆控制棒的重要成分[1-2].镉的毒性 较大[3],其提取和使用过程都需引起特别注意,国内外都曾发生严重的镉中毒事件.由于镉多伴生在铅锌矿中,因此主要作为铅锌冶炼的......
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the electrochemistry behavior of pyrite. Fig. 5 Equivalent circuit for pyrite in the presence and absence of A. ferrooxidans: (a) Between 0.15-0.35 V; (b) Between 0.35-0.60 V Figure 4 also indicates..., ZHANG Yi, FANG Zhao-heng. A review on bioleaching mechanism and electrochemistry of arsenic-bearing gold ores [J]. The Chinese Journal of Process Engineering, 2006, 6(5): 849-856. (in Chinese) [2......
rate was. Key words: lattice parameter; chalcopyrite; phase transition; bioleaching; electrochemistry 1 Introduction Bioleaching technology is considered an appropriate way to recover metal from low...): 123-133. [21] GOMEZ C, FIGUEROA M, MUNOZ J, BLAZQUEZ M L, BALLESTER A. Electrochemistry of chalcopyrite [J]. Hydrometallurgy, 1996, 43(43): 331-344. [22] ZENG Wei-ming, QIU Guan-zhou, ZHOU Hong-bo, CHEN......
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reaction is affected by the sizes of hole and grain of cathode. Key words: eletro-deoxidation; molten salt; Nb2O5; niobium; electrochemistry 金属铌具有熔点高, 耐蚀性好, 热中子俘获截面小, 导热导电性能好等特性, 在航空航天, 超导等领域得到了广泛的应......
leaching; heavy metal; electrochemistry 氰化浸金法自诞生以来, 一直成为从矿石中提取金的主要方法[1]. 该法具有许多至今难以替代的优点, 但也存在着浸金速率慢等问题. 多年来, 为了加快浸金速率, 国内外黄金工作者进行了大量的研究, 取得了显著的成效. 纯氧工艺和过氧化氢[2-4]助浸工艺等加强氧化的措施已获得应用, 明显提高了金的浸出速率, 缩短了浸金时间......
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