Flow and arrest in stressed granular materials

/images/sm22.png — Evolution of the load-bearing force-chain network from steady flow (left) to shear arrest (right) (journal cover).

/images/jamming2.png — The simulation protocol.

Work by Ishan Srivastava and collaborators at Sandia National Laboratories, describing states of steady flow and shear arrest in frictional granular materials under external stress and identifying the critical boundary between them. This study used the GRANULAR package in LAMMPS.

Related publications

Flow and arrest in stressed granular materials, I. Srivastava, L. E. Silbert, J. B. Lechman, and G. S. Grest, Soft Matter 18, 735 (2022).