Ａｌ＿(６７)Ｍｎ＿８Ｔｉ＿(２５)有序合金常温变形位错分解的计算机模拟分析戎咏华，吴晓华，陈小夫，陈世朴，胡赓祥（上海交通大学材料科学系，上海２０００３０）常温脆性仍是Ｌｌ＿２型Ａｌ＿３Ｔｉ合金成为新一代航天航空材料的主要障碍。为此，了解其变形机制及变... Computer Simulation of Dislocation Decomposition of Al_ (67) Mn_8Ti_ (25) Oriented Alloys at Room Temperature Rong Yonghua, Wu Xiaohua, Chen Xiaofu, Chen Shipu, Hu Xiangxiang (Department of Materials Science and Technology, Shanghai Jiaotong University, Shanghai 200030) Brittleness of Ll_2 Al_3Ti alloy A major obstacle to the generation of aerospace materials. To this end, understand the deformation mechanism and change ...