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Effects of additives on nickel electrowinning from sulfate system LU Jing(卢 静), YANG Qi-hua(阳启华), ZHANG Zhao(张 昭) School of Chemical Engineering, Sichuan University, Chengdu 610065... and improve the surface morphology of cathode nickel, the influence of additives of boric acid and dodecyl sodium sulfate (SDS) on the process of nickel electrowinning from sulfate system was studied......
Sound absorption and insulation property of closed-cell aluminum foam YU Hai-jun(尉海军)1, LI Bing(李 兵)1, YAO Guang-chun(姚广春)1, WANG Xiao-lin(王晓林)2, LUO Hong-jie(罗洪杰)1, LIU Yi-han(刘宜汉)1 1... of the sound absorption mainly depends on the Helmholtz resonator, the microphone as well as cracks of closed-cell aluminum foam. The sound insulation experiments show that the sound reduction index......
Function of grinding fly ash in production of aluminum foam WANG Yong(王 永), YAO Guang-chun(姚广春), LI Bing(李 兵) School of Materials and Metallurgy, Northeastern University, Shenyang... the onset of rupture. Finally, the aluminum foam with uniform cell structure can be obtained. The density is about 0.4 g/cm3, porosity is in the range of 85%-90% and the aperture is 4-7 mm. Key words......
Influence of process parameters on electrochemical and physical properties of sputtered iron-doped nickel oxide thin films HUANG Jin-zhao(黄金昭)1, XU Zheng(徐 征)1, LI Hai-ling(李海玲)2, KANG Guo-hu(亢国虎...; 2. Beijing Solar Energy Research Institute, Beijing 100083, China Received 19 November 2005; accepted 2 March 2006 Abstract: The iron-doped nickel oxide films used as oxygen evolution catalysts......
Removal of copper from nickel anode electrolyte through ion exchange CHEN Ai-liang(陈爱良)1, 2, QIU Guan-zhou(邱冠周)1, ZHAO Zhong-wei(赵中伟)2, SUN Pei-mei(孙培梅)2, YU Run-lan(余润兰)1 1...; Abstract: An novel method for removal of copper from nickel anodic electrolyte through ion exchange was studied after cupric......
Properties of fluoride film and its effect on electroless nickel deposition on magnesium alloys LIU Xin-kuan(刘新宽)1, LIU Zi-li(刘子利)2, LIU Ping(刘 平)1, XIANG Yang-hui(向阳辉)3, HU Wen-bin(胡文斌)3, DING... stability in electroless nickel (EN) bath was analyzed. The effects of the fluoride film on EN deposition were studied additionally. The results show that the fluoride film on magnesium alloys......
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Research on Laser Cladded Nickel Based Nanometer Tungsten Carbide Composite Coating DAI Jian-qiang1,ZOU Chang-gu1,YAN Min-jie1,XI Wen-long1,ZHANG Guang-jun1,GE Da-fang1,WANG Hui-Ping1 (1.Shanghai University of Engineering Science, Shanghai, China) 摘要:CO2 laser is adopted on the surface of austenitic stainless steel (1Cr18Ni9) to clad nickel based nanometer WC/Co composite coating. SEM, EDAX......
Pretreatment study on chloridizing segregation and magnetic separation of low-grade nickel laterites LIU Wan-rong(刘婉蓉)1, LI Xin-hai(李新海)1, HU Qi-yang(胡启阳)1, WANG Zhi-xing(王志兴)1, GU Ke... ____________________________________________________________________________________________ Abstract: The chloridizing segregation and magnetic separation of low-grade nickel laterites from Yunnan province of China was investigated. The nickel laterites were characterized......
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