Wagner, G.; Meakin, P.; Feder, J.; Jøssang, T. - In: Physica A: Statistical Mechanics and its Applications 245 (1997) 3, pp. 217-230
A modified invasion percolation model that includes migration and fragmentation processes is presented. Fluid clusters were formed using the ordinary gravity invasion percolation model. Migration of fluid clusters was driven by buoyancy forces. The fluid formed a fragmented structure oriented in...