nano indentation

Dear lammps users
i want to deform the surface of a material by pyramid indentor. but in the fix indent command there is just sphere and cylindrical indentor.
any help will be highly appreciate
maryam

You either have to code a “pyramid” option into fix indent,

or you an indenter made of (rigid) atoms, and build

whatever shape you want, e.g. via the create_atoms command.

Steve