Polar nano-rods under shear: From equilibrium to chaos S. Grandner, S. Heidenreich, S. Hess and S. H. L. Klapp Eur. Phys. J. E, 24 4 (2007) 353-365 Published online: 21 January 2008 DOI: 10.1140/epje/i2007-10246-8