In honour of Hans Mühlhaus' 70th birthday this month, here are some shear band simulations made with Underworld. We are investigating the role of dilatancy in the geometry of the shear bands for a box of material when a small trapdoor is opened.
This is a companion discussion topic for the original entry at https://www.underworldcode.org/articles/shear-bands-with-dilatancy-modelled-with-underworld/