Lattice Boltzmann simulations of capillary filling: Finite vapour density effects F. Diotallevi, L. Biferale, S. Chibbaro, G. Pontrelli, F. Toschi and S. Succi Eur. Phys. J. Special Topics, 171 (2009) 237-243 Published online: 07 May 2009 DOI: 10.1140/epjst/e2009-01034-6