dislocation loop

On the elastic interaction between dislocation loop and lattice vacancy

位错环与点阵空位间的弹性相互作用

The method simulates the crack hiding in infinitely large elastic media as dislocation loop in continuous distribution .

此方法将埋在无穷大弹性介质中裂纹，模拟为连续分布的位错环。

Energy Correction Factor of Semicircular Dislocation Loop at Surface

表面半位错环能量修正系数的计算

Study on Dislocation Loop and Stack Fault in Plasma-nitrided Layer by Rare-earth Catalytic Penetration

离子渗氮层中γ′-Fe4N相内位错环和层错类型的研究

The results show that dislocation loop groups are the typical dislocation morphologies of the creep deformation structure in the alloy .

结果表明：位错环组是合金蠕变变形结构中的典型位错组态；

The geometrical structure of the dislocation loop series produced by volume indentation of the impurity-striation has been studied .

我们研究了杂质条体印压产生的位错环列的几何结构。

The etching pattern of dislocation loop consisted of several dislocation lines . While with increasing annealing time it changed into semicircular .

位错环的腐蚀形貌由多条位错线组成，随着退火时间的延长，其形貌变为由一条位错线组成的半环形。

The impurity-striations and the dislocation loop series produced from the volume indentation by these impurity-striations in the float-zone grown silicon single crystals have been studied by means of chemical etching method .

用化学侵蚀法研究了区熔法生长的硅单晶体中的杂质条，以及由此杂质条的体印压产生的位错环列。

It is found that microdefects in SI-GaAs have various forms such as As-riched micro-precipitates , As microdefects , Ga-riched microdefects , polycrystal particles and little dislocation loop .

发现SIGaAs单晶中的微缺陷包含有富镓沉淀、富砷沉淀、砷沉淀、GaAs多晶颗粒和小位错回线等。

An exact expression for the elastic self energy of a semicircular dislocation loop at free surface is derived based on the elastic continuum dislocation theory . An energy correction factor is used to present the difference between the exact expression and earlier approximate expression .

从弹性位错理论出发，介绍了表面半位错环的弹性自能，通过位错环产生的应力场，给出了表面半位错环的能量修正系数及计算结果。