Each particle was located by a node at its centre and the plasticindentation of the contacts between neighboring particles was represented by a non-linear spring.
颗粒间接触用广义弹簧单元表示,相邻颗粒接触点的塑性变形用非线性弹簧表示。
2
Plastic deformation induced by indentation in a GaAs single crystal was investigated using electron microscopy in the present experiment.