Programme  Titles  Presenters  Topics  Session 9: Granular Gases Friday, July 17, 2009, Friday, July 17, 2009 1:30 pm Metals Hall Chair: Jim Jenkins 9-1 Energy injection in a non-equilibrium bilayer granular gas experiment Kristin Combs, Jeffrey Olafsen* 9-2 Experimental measurements of time dependent structure in shock waves and gravitational-collapse of a granular gas Greg A. Voth*, John A. Perez, Reuben Son 9-3 A density wave in a vertically vibrating granular layer and the occurrence of spikes and ripples on its surface Osamu Sano*, Ataka Takei 9-4 A Superheated state in granular matter F. Pacheco-Vázquez, G. A. Caballero-Robledo, J. C. Ruiz-Suarez* 9-5 A new experiment with convection rolls in granular media Frank Rietz*, Ralf Stannarius 9-6 Numerical definition of the bouncing of a particle on a granular layer Franck Bourrier*, François Nicot, Félix Darve 9-7 Rebound kinematics of spheress resulting from oblique impacts Chuan-Yu Wu*, Colin Thornton, Long-Yuan Li 9-8 Model of sand transport by consecutive disk collisions on 2D disordered packing Luc OGER*, Madani AMMI, Alexandre VALANCE