The phenomenon of spontaneous particle percolation under gravity is investigated by means of the discrete element method. Percolation behaviors such as percolat
Survivin,a novel member of inhibitor ofapoptosis(IAP) protein family,is aberrantly expressed in cancer but undetectable in normal,differentiated adult tissues.T
A two-dimensional discrete element model (DEM) simulation of cohesive polygonal particles has been developed to assess the benefit of point source vibration to
Solids phase chromatography for particle classification is based on different retention times of particles with different properties when they are elutriated th