简单微观游泳者的运动反转
软凝聚态物质
2007-05-23 v1
摘要
我们利用流体动力学模拟和标度论证,研究了由锚定在磁性球体表面的半柔性聚合物构成的微观游泳者的运动。该游泳者由旋转磁场驱动,并根据旋转频率的数值表现出前进和后退运动。具体而言,当频率低于临界频率 ω∗ 时,系统表现出向前推力;而当频率高于 ω∗ 时,运动发生反转。
引用
@article{arxiv.0705.2669,
title = {Motion-reversal in a simple microscopic swimmer},
author = {A. Alexander-Katz},
journal= {arXiv preprint arXiv:0705.2669},
year = {2007}
}
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5 pages, 4 figures
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