<div dir="ltr"><div>Dear Nt,</div><div><br></div><blockquote class="gmail_quote" style="margin: 0;margin-left: 0.8ex;border-left: 1px #ccc solid;padding-left: 1ex;"><div dir="ltr"><div>Do you know if it is possible not to us Berry Phase?  Or to do a conversion subsequently?  Thank you for any advice.</div></div></blockquote><div><br></div><div><div>Yes, check out this section of the input manual:<br><br><code class="upper"><a href="https://manual.cp2k.org/trunk/CP2K_INPUT.html">CP2K_INPUT</a> /
               <a href="https://manual.cp2k.org/trunk/CP2K_INPUT/FORCE_EVAL.html">FORCE_EVAL</a> /
               <a href="https://manual.cp2k.org/trunk/CP2K_INPUT/FORCE_EVAL/DFT.html">DFT</a> /
               <a href="https://manual.cp2k.org/trunk/CP2K_INPUT/FORCE_EVAL/DFT/EFIELD.html">EFIELD</a><br></code></div><div><code class="upper"><br></code></div><div><code class="upper"><code class="upper">You cannot do a "conversion" subsequently after the s</code>imulation, you have to run new simulations.<br></code></div><div><code class="upper"><br></code></div><div><code class="upper">Regards,</code></div><div><code class="upper"><br></code></div><div><code class="upper">Hossam<br></code></div> </div></div>