.. _sphx_glr_api_gallery_md_periodic_boundaries:

Periodic boundaries
--------------------

Periodic boundary conditions and the minimum-image convention: how a
small simulation box stands in for an effectively infinite bulk fluid.


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  <div id='sg-tag-list' class='sphx-glr-tag-list'></div>


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    <div class="sphx-glr-thumbnails">

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    <div class="sphx-glr-thumbcontainer" tooltip="Metropolis and coworkers (1953) avoided the walls of a finite box by surrounding it with periodic copies of itself: a particle leaving one face re-enters through the opposite one (~chemistrykit.md.utils.pbc.wrap_positions), and each pair interacts through whichever periodic image of the partner is nearest (~chemistrykit.md.utils.pbc.minimum_image_displacement):">

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  .. image:: /api/gallery/md/periodic_boundaries/images/thumb/sphx_glr_plot_01_minimum_image_convention_thumb.png
    :alt:

  :doc:`/api/gallery/md/periodic_boundaries/plot_01_minimum_image_convention`

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      <div class="sphx-glr-thumbnail-title">Periodic boundary conditions and the minimum-image convention</div>
    </div>


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    </div>


.. toctree::
   :hidden:

   /api/gallery/md/periodic_boundaries/plot_01_minimum_image_convention