65 lines
1.3 KiB
ReStructuredText
65 lines
1.3 KiB
ReStructuredText
.. index:: fix enforce2d
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.. index:: fix enforce2d/kk
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fix enforce2d command
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=====================
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Accelerator Variants: *enforce2d/kk*
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Syntax
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""""""
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.. parsed-literal::
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fix ID group-ID enforce2d
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* ID, group-ID are documented in :doc:`fix <fix>` command
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* enforce2d = style name of this fix command
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Examples
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""""""""
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.. code-block:: LAMMPS
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fix 5 all enforce2d
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Description
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"""""""""""
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Zero out the z-dimension velocity and force on each atom in the group.
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This is useful when running a 2d simulation to insure that atoms do
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not move from their initial z coordinate.
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----------
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.. include:: accel_styles.rst
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----------
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Restart, fix_modify, output, run start/stop, minimize info
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"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
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No information about this fix is written to :doc:`binary restart files <restart>`. None of the :doc:`fix_modify <fix_modify>` options
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are relevant to this fix. No global or per-atom quantities are stored
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by this fix for access by various :doc:`output commands <Howto_output>`.
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No parameter of this fix can be used with the *start/stop* keywords of
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the :doc:`run <run>` command.
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The forces due to this fix are imposed during an energy minimization,
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invoked by the :doc:`minimize <minimize>` command.
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Restrictions
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""""""""""""
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none
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Related commands
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""""""""""""""""
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none
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Default
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"""""""
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none
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