针对以上现象,Geiger [33] 提出了“表面层模型”(Surface layer model)来解释这种 “尺寸效应”现象:位于试样变形表面的晶粒的限制小于试样内部的晶粒,变形过 程中位错的移动会堆积在晶界中,但是自...
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-d surface layer model 三维表层模型
transitional surface layer model 过渡式表面层模型
3-d surface layer model 三维表层模型
surface defect layer model 表面缺陷层模型
surface layer velocity model 表层速度模型
Then transitional surface layer model are established to simulate the process of micro upsetting.
基于微塑性成形的特点建立过渡式表面层模型。
Two kinds of size effects on micro deep drawing are investigated, which can be explained by surface layer model and strain gradient model.
另一个为考虑应变梯度效应的模型,该模型在已有的材料特征基础上引入了尺度效应。
Based on these, the physical model of plastic degenerating layer has been established and the fractional mechanism of surface crystal particles has been explained by micro-edge cutting theory.
在此基础上,建立了陶瓷镜面磨削塑性变质层的物理模型,并用微刃切削理论解释了表面晶粒的碎化机理。
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