"Concentration dependent diffusion of self-propelled rods" by Arshad Kudrolli
 

Physics

Concentration dependent diffusion of self-propelled rods

Document Type

Article

Abstract

We examine the persistent random motion of self-propelled rods (SPR) as a function of the area fraction and study the effect of steric interactions on their diffusion properties. SPR of length l and width w are fabricated with a spherocylindrical head attached to a beaded chain tail, and show directed motion on a vibrated substrate. The mean square displacement (MSD) on the substrate grows linearly with time t for

Publication Title

Physical Review Letters

Publication Date

2-23-2010

Volume

104

Issue

8

ISSN

0031-9007

DOI

10.1103/PhysRevLett.104.088001

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