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《中国工程科学》 >> 2007年 第9卷 第4期

表面张力作用下柱形胶体的弹性失稳

中国科学技术大学力学和机械工程系中科院材料力学行为与设计重点实验室 , 合肥  230027

收稿日期: 2006-02-28 修回日期: 2006-04-29

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摘要

采用弹性理论研究了圆柱形胶体在表面张力作用下的弹性失稳问题;利用能量泛函变分的方法导出 了发生弹性失稳的非经典边界条件,得到了失稳的判据方程。分析判据方程发现,弹性失稳与圆柱体的半径、 内禀尺度和失稳波长相关。

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