共搜索到15144条信息，每页显示10条信息，共1515页。用时：0小时0分0秒700毫秒
increases after being activated by KOH alkaline solution. Key words: Ni-S-Co; amorphous alloy; electro-deposition; hydrogen evolution reaction ... in 30% KOH alkaline solution for 1-10 min. 2.2 Components and composition of Ni-S-Co deposits The nickel, sulfur and cobalt contents were determined by EDX measurement. XRD (D/MAX-RB) and SEM......
A M, MARCHIANO S L, ARVIA A J. Electrochemical formation and cathodic dissolution of a thin cuprous oxide film on copper in alkaline aqueous solution [J]. Journal of Electroanalytical Chemistry... C N. EIS analysis on the anodic dissolution kinetics of pure iron in a highly alkaline solution [J]. Electrochemistry Communications, 2005, 7(12): 1429-1433. [28] BOISSY C, ALEMANY D, NORMAND B. EIS......
J. Cent. South Univ. Technol. (2010) 17: 760-764 DOI: 10.1007/s11771-010-0553-x Solvent extraction of zinc from zinc sulfate solution LONG Huai-zhong(龙怀中)1, CHAI Li-yuan(柴立元)1, QIN Wen-qing(覃文庆)2...; Abstract: The extraction of zinc from zinc sulfate solution was investigated, using 20% saponified D2EHPA as an extractant and 260# sulfonate kerosene......
of V from Cr and Al in alkaline solution 3 结论 1) 在A-N1923煤油萃取体系中添加适量的酒石酸钠可以有效地抑制钒,铬共萃,即使在碱度大于0.1 mol/L NaOH的溶液中,仍然可以实现钒,铬的有效 分离. 2) 采用有机相组成为18%A-N1923+88%煤油(体积分数)的萃取体系,在pH=12的含钒,铬,铝料液中添加... amine A-N1923- sodium tartrate system to separate V and Cr in strongly alkaline aqueous solution. The distribute behavior of Al during the process of extraction and separation of V and Cr was also......
of electrolytes such as silicate and aluminate solution with and without sodium fluorosilicate. The PEO processes were carried out under a hybrid voltage (260 V DC combined with 200 V, 60 Hz AC... oxidation; oxide layer; Al alloy; alkaline electrolyte ......
, the SCC susceptibility of AA7003 in the acid chloride solution is higher than that in the alkaline solution at each potential. Moreover, the effect of hydrogen on SCC increases with increasing hydrogen...Effects of applied potential on the stress corrosion cracking behavior of 7003 aluminum alloy in acid and alkaline chloride solutionsXiao-yan Zhang1,2,Ren-guo Song1,2,Bin Sun1,2,Hai Lu1,2,Chao......
......
-alkaline leaching method JIN Xiu-ju1, 3, YANG Chun-ping1, 2, 3, ZENG Guang-ming1, 3, HE Hui-jun1, 3, LI Chang-ling1, 3, LUO Zhong-bing1, 3, LUO Sheng-xi1, 3 (1. College of Environmental Science... to solid ratio on vanadium leaching rate and the leaching solution recycle experiment were studied. The results show that the leaching rate of vanadium is 88.67% under the condition of 12% NaOH and 4......
比为1:3,浸出时间为48 h的条件下,金的浸出率为87.83%. 关键词:氰化尾渣；脱硅；碱浸出；氰化浸出 中图分类号:TF 11.31 文献标志码:A Recovering gold from cyanide residue by alkaline predesilication-cyanide leaching technique WANG... State Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, China) Abstract: High-concentration alkaline leaching was used to treat......
-cyanide alkaline bath, with derivative of imidazol with new brightener, was investigated, zinc-plated steel specimens were treated with a solution of 50 mmol·L-1 Ce(NO3)3. The corrosion behavior of bare... for galvanized steel. Key words:green coating; free-cyanide; alkaline bath; EIS; electro-galvanized; rare earths; [全文内容正在添加中] ......
