Recent advances in the simulation of particle-laden flows J. Harting, S. Frijters, M. Ramaioli, M. Robinson, D.E. Wolf and S. Luding Eur. Phys. J. Special Topics, 223 11 (2014) 2253-2267 Published online: 24 October 2014 DOI: 10.1140/epjst/e2014-02262-3