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    On 26/09/2011 11:59 PM, Sanku M wrote:
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            <div><span>I did not mean lattice boltzmann by BD.</span></div>
            <div><span>&nbsp;By BD I meant Brownian Dynamics. In general, for
                accuracy in dynamics, one uses &nbsp;hydrodynamic interaction
                in brownian dynamics simulation. I was wondering whether
                hydrodynamic interaction is invoked in gromacs
                implementation of brownian dynamics simulation.</span></div>
          </span></div>
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    <br>
    The manual section of BD doesn't mention it, so very probably not.<br>
    <br>
    Mark<br>
    <br>
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              <hr size="1"><b><span style="font-weight:bold;">From:</span></b>
              Sanku M <a class="moz-txt-link-rfc2396E" href="mailto:msanku65@yahoo.com">&lt;msanku65@yahoo.com&gt;</a><br>
              <b><span style="font-weight: bold;">To:</span></b> Dommert
              Florian <a class="moz-txt-link-rfc2396E" href="mailto:dommert@icp.uni-stuttgart.de">&lt;dommert@icp.uni-stuttgart.de&gt;</a><br>
              <b><span style="font-weight: bold;">Sent:</span></b>
              Monday, September 26, 2011 6:07 AM<br>
              <b><span style="font-weight: bold;">Subject:</span></b>
              Re: [gmx-users] BD with Hydrodynamic interactions?<br>
            </font><br>
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                <div><span>I did not mean lattice boltzmann by BD.</span></div>
                <div><span>&nbsp;By BD I meant Brownian Dynamics. In general,
                    for accuracy in dynamics, one uses &nbsp;hydrodynamic
                    interaction in brownian dynamics simulation. I was
                    wondering whether hydrodynamic interaction is
                    invoked in gromacs implementation of brownian
                    dynamics simulation.</span></div>
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                </div>
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                  ">
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                      <hr size="1"><b><span style="font-weight:bold;">From:</span></b>
                      Dommert Florian
                      <a class="moz-txt-link-rfc2396E" href="mailto:dommert@icp.uni-stuttgart.de">&lt;dommert@icp.uni-stuttgart.de&gt;</a><br>
                      <b><span style="font-weight:bold;">To:</span></b>
                      Sanku M <a class="moz-txt-link-rfc2396E" href="mailto:msanku65@yahoo.com">&lt;msanku65@yahoo.com&gt;</a>; Discussion
                      list for GROMACS users
                      <a class="moz-txt-link-rfc2396E" href="mailto:gmx-users@gromacs.org">&lt;gmx-users@gromacs.org&gt;</a><br>
                      <b><span style="font-weight:bold;">Sent:</span></b>
                      Monday, September 26, 2011 3:38 AM<br>
                      <b><span style="font-weight:bold;">Subject:</span></b>
                      Re: [gmx-users] BD with Hydrodynamic interactions?<br>
                    </font><br>
                    On Sun, 2011-09-25 at 14:03 -0700, Sanku M wrote: <br>
                    &gt; Hi,<br>
                    &gt;&nbsp; I was wondering whether BD simulation
                    integrator in Gromacs also<br>
                    &gt; have option of including hydrodynamic
                    interactions.<br>
                    <br>
                    Hello,<br>
                    <br>
                    I do not think, that Gromacs has something like
                    Lattice-Boltzmann<br>
                    implemented so far. Furthermore you would need a
                    momentum-conserving<br>
                    method for the calculation of the electrostatic
                    forces, which is not<br>
                    given with the analytical differentiation of SPME,
                    that conserves only<br>
                    energy and not momentum.<br>
                    <br>
                    /Flo<br>
                    <br>
                    &gt; Sanku<br>
                    &gt; -- <br>
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                    <br>
                    -- <br>
                    Florian Dommert<br>
                    Dipl. - Phys.<br>
                    <br>
                    Institute for Computational Physics<br>
                    University Stuttgart<br>
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                    Tel.: +49 - (0)711 - 68563613<br>
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