Stuck in traffic: Patterns of powder adhesion N. Nirmal Thyagu, A. Vasilenko, A. Voyiadjis, B. J. Glasser and T. Shinbrot Eur. Phys. J. E, 35 10 (2012) 105 Published online: 22 October 2012 DOI: 10.1140/epje/i2012-12105-y