组元占比对层状纳米孪晶Cu力学行为的影响

万涛, 程钊, 卢磊

Effect of Component Proportion on Mechanical Behaviors of Laminated Nanotwinned Cu

WAN Tao, CHENG Zhao, LU Lei

图2 HNT Cu和LNT Cu的拉伸工程应力-应变曲线和加工硬化率-真应变曲线

Fig.2 Engineering stress-strain curves (a) and work hardening rate (Θ) vs true strain curves (b) of LNT Cu and HNT Cu (The endings of elastic-plastic transition are indicated by the intersections of work hardening curves with the dash line at Θ = E / 100 in the inset of Fig.2b, where E is Young's modulus of Cu (120 GPa))