4. Contact models

This section describes what granular models can be used along with pair gran and fix wall/gran.

4.1. surface commands

Click on the surface model style itself for a full description:

default

roughness

superquadric

4.2. model commands

Click on the normal model style itself for a full description:

hertz

hertz/break

hertz/stiffness

hertz/lubricated

hooke

hooke/break

hooke/hysteresis

hooke/stiffness

hooke/stiffness/collheat

jkr

4.3. cohesion commands

Click on the cohesion model style itself for a full description:

capillary

hamaker

morse

sjkr

sjkr2

4.4. tangential commands

Click on the tangential model style itself for a full description:

history

history/lubricated

incremental_history

no_history

4.5. rolling_friction commands

Click on the rolling friction model style itself for a full description:

cdt

epsd

epsd2