Unverified Commit 55b5753e authored by Axel Kohlmeyer's avatar Axel Kohlmeyer
Browse files

next batch of converted files. one more section to go.

parent 84f89134
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.. parsed-literal::
.. parsed-literal::


   fix_modify <AtC fixID> on_the_fly on_the_fly <bond|kernel> <on|off>
   fix_modify <AtC fixID> on_the_fly <bond|kernel> <on|off>


* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* on_the_fly = name of the AtC sub-command
* on_the_fly = name of the AtC sub-command
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.. index:: fix_modify AtC pair_interactions

fix_modify AtC pair_interactions command
========================================

fix_modify AtC bond_interactions command
========================================

Syntax
""""""

.. parsed-literal::

   fix_modify <AtC fixID> pair_interactions <on|off>
   fix_modify <AtC fixID> bond_interactions <on|off>

* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* *pair_interactions* or *bond_interactions* = name of the AtC sub-command
* *on* or *off* = activate or deactivate

Examples
""""""""

.. code-block:: LAMMPS

   fix_modify AtC pair_interactions off
   fix_modify AtC bond_interactions on

Description
"""""""""""

Include bonds and/or pairs in stress and heat flux computations.

Restrictions
""""""""""""

None.

Related AtC commands
""""""""""""""""""""

- :ref:`fix_modify AtC command overview <atc_fix_modify>`

Default
"""""""

*pair_interactions*\ : on, *bond_interactions*\ : off
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.. index:: fix_modify AtC sample_frequency

fix_modify AtC sample_frequency command
=======================================

Syntax
""""""

.. parsed-literal::

   fix_modify <AtC fixID> sample_frequency <freq>

* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* sample_frequency = name of the AtC sub-command
* freq = frequency to sample fields in number of steps

Examples
""""""""

.. code-block:: LAMMPS

   fix_modify AtC sample_frequency 10

Description
"""""""""""

Specifies a frequency at which fields are computed for the case where
time filters are being applied.

Restrictions
""""""""""""

Must be used with :doc:`fix atc hardy <fix_atc>` and is only relevant when time filters are being used.

Related AtC commands
""""""""""""""""""""

- :ref:`fix_modify AtC command overview <atc_fix_modify>`

Default
"""""""

None.
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.. index:: fix_modify AtC set reference_potential_energy

fix_modify AtC set reference_potential_energy command
=====================================================

Syntax
""""""

.. parsed-literal::

   fix_modify <AtC fixID> set reference_potential_energy [<value|filename>]

* AtC fixID = ID of :doc:`fix atc <fix_atc>` instance
* set reference_potential_energy = name of the AtC sub-command
* value = optional user specified zero point for PE in native LAMMPS energy units
* filename = optional user specified string for file of nodal PE values to be read-in

Examples
""""""""

.. code-block:: LAMMPS

   fix_modify AtC set reference_potential_energy
   fix_modify AtC set reference_potential_energy -0.05
   fix_modify AtC set reference_potential_energy myPEvalues 

Description
"""""""""""

Used to set various quantities for the post-processing algorithms. It
sets the zero point for the potential energy density using the value
provided for all nodes, or from the current configuration of the lattice
if no value is provided, or values provided within the specified
filename.

Restrictions
""""""""""""

Must be used with :doc:`fix atc hardy <fix_atc>` or :doc:`fix atc field <fix_atc>`.

Related AtC commands
""""""""""""""""""""

- :ref:`fix_modify AtC command overview <atc_fix_modify>`

Default
"""""""

Defaults to the LAMMPS zero point i.e. isolated atoms.
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* :doc:`fix_modify AtC rates <atc_hardy_rates>`
* :doc:`fix_modify AtC rates <atc_hardy_rates>`
* :doc:`fix_modify AtC computes <atc_hardy_computes>`
* :doc:`fix_modify AtC computes <atc_hardy_computes>`
* :doc:`fix_modify AtC on_the_fly <atc_hardy_on_the_fly>`
* :doc:`fix_modify AtC on_the_fly <atc_hardy_on_the_fly>`
* `fix_modify AtC pair_interactions/bond_interactions <USER/atc/man_pair_interactions.html>`_
* :doc:`fix_modify AtC pair/bond_interactions <atc_pair_interactions>`
* `fix_modify AtC sample_frequency <USER/atc/man_sample_frequency.html>`_
* :doc:`fix_modify AtC sample_frequency <atc_sample_frequency>`
* `fix_modify AtC set <USER/atc/man_set.html>`_
* :doc:`fix_modify AtC set <atc_set_reference_pe>`


miscellaneous *fix_modify* commands:
miscellaneous *fix_modify* commands: