<div dir="ltr">Hi,<div><br></div><div>I'm not quite sure what exactly you are looking for, as far as input files.</div><div><br></div><div>For generating graphene/BN sheet structures, I'm attaching a small script that could perhaps be helpful. You can use it as follows</div><div> ./mkbn.py a n_x n_y</div><div><br></div><div>where a is the in-plane lattice constant in angstroms (around 2.5), and n_x, n_y is the number of repeat units in x and y directions, respectively.</div><div>The output is provided in xyz format to standard output, which you can redirect to a file.</div><div><br></div><div>The script gives you a hexagonal boron nitride sheet, which can be turned into graphene by replacing B and N by C.</div><div>The second line in the file contains the 3 cell vectors for use in the &CELL section of cp2k.</div><div><br></div><div>Hope that helps,</div><div>Ralph</div><div><br></div><div>PS: Please doublecheck generated structures and use at your own risk.</div><div><br></div><div> </div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Apr 4, 2017 at 11:29 PM, <span dir="ltr"><<a href="mailto:tuf6...@temple.edu" target="_blank">tuf6...@temple.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><br>Hello CP2K User,<br>I am looking for the input file/parameters format for my boron-nitrogen doped graphene (BCN) nanosheet where B and N are in equal number (like 100-C, 10-B, 10-N). I have files from my liquids like water and methanols but for solids, what I need in specific as I am interested in the rippling of sheet as well as the vibrational analysis (phonons) and other mechanical properties.<br>Any help is highly appreciated.<br><br>Thank you <br>Vivek<br>Temple University, USA <br></div><span class="HOEnZb"><font color="#888888">
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</font></span></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div><div><font size="1">Ralph Koitz<br></font></div><font size="1"></font><font size="1"></font></div></div><font size="1"><a href="mailto:ralph...@gmail.com" target="_blank">ralph...@gmail.com</a><br>+41 78 600 2093</font><br></div></div></div></div></div></div></div></div></div></div>
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