而不同的石墨烯面之间存在的表面能可以通过在晶界处形成空位或者位错环而得到降低。
The interface energy that exists between the sheets could be minimized by the grain boundaries by the formation of dislocations or pairs of rings.
利用高温拉伸、抗弯测试和显微压痕测试等研究手段，指出硅材料表面状况、位错和杂质是其机械性能的主要影响因素。
By means of tensile tests at high temperature, bending strength and indentation, it is found that the mechanical properties of silicon mainly depend on surface states, dislocations and impurities.
变形试样表面滑移线及位错组态、位错反相畴界研究结果都证实了这一点。
This is confirmed by the investigation of the surface slip lines of deformed samples, dislocation configuration and antiphase boundaries of dislocation move trace.
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