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Characterization of phases in Mg-10Y-5Gd-2Zn-0.5Zr alloy processed by heat treatment WANG Qu-dong(王渠东)1, GAO Yan(高 岩)1, 2, YIN Dong-di(尹冬弟)1, CHEN Chang-jiang(陈长江)1 1. National Engineering..., XRD, SEM and EDS. The mechanisms of microstructure evolution were discussed. The results show that, after high temperature heat treatments, the Mg12ZnY phases still exist. During solution-treatment......
Preparation of silver nanoparticle via active template under ultrasonic ZHENG Min(郑 敏)1, WANG Zuo-shan(王作山)2, ZHU Ya-wei(朱亚伟)1 1. College of Material Engineering, Soochow University, Suzhou... for the production of silver nanoparticle by using nano-carbon as active template. Special ultrasonic condition was used to assure the active effect of the template and achieve an even and stable micro-reactor......
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Evolution of eutectic structures in Al-Zn-Mg-Cu allaoys during heat treatment FAN Xi-gang(樊喜刚)1, JIANG Da-ming(蒋大鸣)1, MENG Qing-chang(孟庆昌)1, ZHANG Bao-you(张宝友)1, WANG Tao(王 涛)2 1. Analysis...; Abstract: The evolution of the eutectic structures in the alloys with different copper contents during heat treatment was studied by scanning......
Microstructure Evolution of AS41 Magnesium Alloy Fabricated by Ultrasonic Vibration张志强The Key Laboratory of Electromagnetic Processing of Materials, Ministry of Education, Northeastern University摘 要:The effects of ultrasonic vibration on the grain size and morphology of Mg2Si in Mg-4 wt% Al-1 wt%Si(AS41) alloys designed were evaluated. The results show......
Effect of ultrasonic power on polymer ultrasonic plastification JIANG Bingyan, QI Pengcheng, ZHANG Sheng, WU Wangqing, ZOU Yang (State Key Laboratory of High-Performance Complex Manufacturing, School of Mechanical and Electrical Engineering, Central South University, Changsha 410083, China) Abstract: Considering that plasticizing rate and quality are closely related to ultrasonic power in the process......
Ultrasonic vibrating system design and tool analysis Kei-Lin KUO Department of Vehicle Engineering, National Taipei University of Technology, Taipei 10608, China Received 2 March 2009...; Abstract: The applications of ultrasonic vibrations for material removal processes exist predominantly in the area of vertical processing of hard and brittle materials. This is because the power......
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Current understanding of the origin of equiaxed grains in pure metals during ultrasonic solidification and a comparison of grain formation processes with low frequency vibration, pulsed magnetic... independent of alloy chemistry), is made possible by using ultrasonic, magnetic or pulsed magnetic and electric current pulse techniques. The dominant mechanisms proposed for the grain refinement......
