共搜索到20036条信息,每页显示10条信息,共2004页。用时:0小时0分0秒171毫秒
......
Mechanical alloying and characteristics of spark plasma sintering of Ti-Al composite powders CHEN Hua(陈 华), XUE Tao(薛 涛), MEN Hong-zhi(门洪志) School of Materials Science and Engineering, Changchun University of Technology, Changchun 130012, China Received 15 July 2007; accepted 10 September 2007 Abstract: The mechanical alloying process of Ti-Al composite powders were carried out......
Mechanical Alloying of Co and Al Powders程力智,张玉梅,孙道智,熊湘源,何开元摘 要:<正> 1.IntroductionMechanical alloying is one of the effec-tive methods to prepare amorphous alloys[1].This method was first used by Koch etal.to prepare the Ni60Nb40amorphous alloy[2].Since then many other amorphousbinary alloys have been prepared by the关键词:......
......
......
......
Synthesis of Mg-Cu-Gd amorphous alloy by mechanical alloying and its thermal stability XU Chun-xia(许春霞), PAN Fu-sheng(潘复生) , WANG Jing-feng(王敬丰), TANG Ai-tao(汤爱涛), HU Yao-bo(胡耀波) Chongqing... synthesized by mechanical alloying (MA). The most suitable process is that the milling velocity is 600 r/min and the mass ratio of ball to powder is 20?1, so the shortest forming time of the amorphous......
applications. In composites, reinforcements might be fibers, particulates, or whiskers. Mechanical alloying(MA) is a promising technique for producing nanocomposite materials that are difficult...Review on nanocomposites fabricated by mechanical alloyingMohammed A.Taha1,Rasha A.Youness2,M.F.Zawrah31. Solid State Physics Department, National Research Centre,El Buhouth St.,Dokki 12622, Cairo......
......
Microstructure and properties of ultra-fine tungsten heavy alloys prepared by mechanical alloying and electric current activated sintering LI Xiao-qiang(李小强), XIN Hong-wei(辛红伟), HU Ke(胡 可), LI...: The microstructure and properties of the 93W-4Ni-2Co-1Fe (mass fraction, %) tungsten heavy alloys prepared by mechanical alloying and electric current activated sintering from mixed elemental powders were......