Enabling In Situ Pre- and Post-processing for Exascale Hemodynamic Simulations - A Co-design Study with the Sparse Geometry Lattice-Boltzmann Code HemeLB. - Fang Chen; Markus Flatken; Achim Basermann; Andreas Gerndt; James Hetherington; Timm Krüger; Gregor Matura; Rupert W. Nash (SC Companion, 2012)