A non-equilibrium thermodynamic instability in shear-induced diffusion in polymer solutions J. Casas-Vázquez, M. Criado-Sancho, D. Jou and J. E. Llebot Eur. Phys. J. Special Topics, 146 (2007) 13-20 Published online: 05 July 2007 DOI: 10.1140/epjst/e2007-00165-0