COMPUTER SIMULATION OF EARLY STAGE OF DISLOCATION STRUCTURES IN A FATIGUED COPPER SINGLE CRYSTAL

查看全文 作　　者：J.H.Yang1,2) , S.X.Li1)and C.X.Ma2) 1) State Key Laboratoryfor Fatigueand Fracture of Materials,Instituteof Metal Research ,The Chinese Academy of Sciences,72 Wenhua Road,Shenyang 110015 ,China 2) Department of Materials Physics, Northeastern Universit 出　　处：《Acta Metallurgica Sinica(English Letters)》索引1999年第12卷第4期,共5页 摘　　要：The dislocation evolution wassimulated by using positiveand negative parallelstraightedgedislocationsrandomly distributing on the primary slip planes astheinitialconditions. Thevein and wallstructuresof dynamicequilibrium have been obtained. Abig dipolestructure wasfound inthesimulation. 关 键 词：computersimulation DISLOCATION STRUCTURES FATIGUE COPPER SINGLE crys tals.