fix 2 substrate langevin 1800.0 1800.0 100.0 48279 scale 3 1.5
This command works fine for me. Are you using the current version of LAMMPS?
Steve
fix 2 substrate langevin 1800.0 1800.0 100.0 48279 scale 3 1.5
This command works fine for me. Are you using the current version of LAMMPS?
Steve