fix enforce2d command¶
Syntax¶
fix ID group-ID enforce2d
- ID, group-ID are documented in fix command
- enforce2d = style name of this fix command
Examples¶
fix 5 all enforce2d
Description¶
Zero out the z-dimension velocity and force on each atom in the group. This is useful when running a 2d simulation to insure that atoms do not move from their initial z coordinate.
Restart, fix_modify, output, run start/stop, minimize info¶
No information about this fix is written to binary restart files. None of the fix_modify options are relevant to this fix. No global or per-atom quantities are stored by this fix for access by various output commands. No parameter of this fix can be used with the start/stop keywords of the run command.
The forces due to this fix are imposed during an energy minimization,
invoked by the minimize
command.