脉冲电流对2091铝锂合金再结晶动力学的影响 - TNMSC 关键字: 脉冲电流； 位错结构； 再结晶；铝锂合金[gap=1047]Key words: current pulse； dislocation structure； recrystallization； AlLi alloy
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The cyclic deformation behavior and the fatigue dislocation structures of copper single crystals have attracted substantive interests in many decades.
不同取向铜单晶体的循环形变行为和循环形变过程中形成的疲劳位错结构多年以来就是众多研究者所关注的课题。
参考来源 - 利用SEM·2,447,543篇论文数据，部分数据来源于NoteExpress
提供了一般界面上周期位错结构的矩阵方法和计算特殊界面位错结构的简易矢量方法。
A matrix method is provided for calculating the periodic dislocation structures in general interfaces, and a vector method is given for calculating the dislocation structure in special interfaces.
扫描电子显微镜图像显示这两种晶界原子结构中的位错排列十分相似。
Imaging with scanning transmission electron microscopy showed that the atomic grain-boundary structure had dislocations that had very similar arrangement.
实验结果表明，金刚石晶体中存在有位错、亚结构及包裹体等缺陷。
The results show that there do exist some defects in the diamonds such as dislocation, substructure, inclusion, etc.
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