论文标题

分层前部的受控繁殖和干扰

Controlled Propagation and Jamming of a Delamination Front

论文作者

Kothari, Mrityunjay, Lemon, Zoë S., Roth, Christine, Cohen, Tal

论文摘要

我们研究了柔软的粘合剂层剥离中分层前沿的出生和传播。在受控的置换设置中,该层通过亚临界的不稳定部分脱离,运动一直持续到被逮捕,直到被堵塞。使用数值溶液和缩放分析,我们定量描述平衡形状,并获得对材料和界面特性的构成敏感性。我们以一种延迟或避免通过可调界面属性完全卡住的方法结束。

We study the birth and propagation of a delamination front in the peeling of a soft, weakly adhesive layer. In a controlled-displacement setting, the layer partially detaches via a subcritical instability and the motion continues until arrested, by jamming of the two lobes. Using numerical solutions and scaling analysis, we quantitatively describe the equilibrium shapes and obtain constitutive sensitivities of jamming process to material and interface properties. We conclude with a way to delay or avoid jamming altogether by tunable interface properties.

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