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cond-mat.stat-mech2007
Wet Sand flows better than dry sand
Jorge E. Fiscina, Christian Wagner
We investigated the yield stress and the apparent viscosity of sand with and without small amounts of liquid. By pushing the sand through a tube with an enforced Poiseuille like pr…
physics.flu-dyn2007
Blistering of viscoelastic filaments
R. Sattler, J. Eggers, C. Wagner
When a dilute polymer solution experiences capillary thinning, it forms an almost uniformly cylindrical thread, which we study experimentally. In the last stages of thinning, when…