共搜索到6751条信息,每页显示10条信息,共676页。用时:0小时0分0秒442毫秒
Forming process of cross-connected finned micro-grooves in copper strips CHI Yong(池 勇), TANG Yong(汤 勇), CHEN Jin-chang(陈锦昌), DENG Xue-xiong(邓学雄), LIU Lin(刘 林), WAN Zhen-ping(万珍平), LIU Xiao-qing... finned micro-grooves structure was formed on the surface of copper strips with thickness of 0.4 mm. The structure was fabricated by making ‘V’-grooves in copper strips and perpendicular ‘V’-grooves......
Tailoring the microstructure and mechanical properties of the final Al-Mn foils by different intermediate annealing processLi Huang,Guangjie Huang,Yunchang Xin,Lingfei Cao,Xiaodong Wu,Zhihong Jia... annealing(SSA, 530?C/15 h)and two-step annealing(TSA, 450?C/5 h + 530?C/15 h), were used to tailor microstructure before coldrolling and annealing of the final twin-roll cast Al-Mn foils......
......
Microstructure, Photoluminescent Properties and Application of ZnO Films Grown on Al Foils吴红艳,ZHAO Jiayu,XIE Aigen,XU Linhua,ZHONG Kun,SHEN TongtongSchool of Physics and Optoelectronic Engineering... for the preparation of luminescent films on metal substrate to detect the wear life. ZnO films were prepared on aluminum(Al) foils by the magnetron sputtering technique. The microstructure, tribological properties......
Dissolution kinetics of low grade complex copper ore in ammonia-ammonium chloride solution LIU Wei(刘 维), TANG Mo-tang(唐谟堂), TANG Chao-bo(唐朝波), HE Jing(何 静), YANG Sheng-hai(杨声海),YANG Jian-guang(杨建... complex copper ore was investigated in ammonia-ammonium chloride solution. The concentration of ammonia and ammonium chloride, the ore particle size, the solid-to-liquid ratio and the temperature......
J. Cent. South Univ. (2012) 19: 77-84 DOI: 10.1007/s11771-012-0975-8 Leaching kinetics of low-grade copper ore with high-alkality gangues in ammonia-ammonium sulphate solution LIU Zhi-xiong(刘志雄)1, 2... Engineering, Jishou University, Jishou 416000, China ? Central South University Press and Springer-Verlag Berlin Heidelberg 2012 Abstract: The leaching kinetics of low-grade copper ore with high-alkality......
......
......
......
Preparation of electrolytic copper powders with high current efficiency enhanced by super gravity field and its mechanism WANG Ming-yong(王明涌)1, 2, WANG Zhi(王 志)1, GUO Zhan-cheng(郭占成)1, 3 1... to enhance electrolytic reaction for the preparation of copper powders. The morphology, microstructure and size of copper powders were characterized by scanning electron microscopy, X-ray diffractometry......