<div dir="auto">In input script you have given conventional unit cell, and all calculation in pwscf are done via primitive unit cell. So in output script it is primitive unit cell. No need to worry, just take optimised coordinate from out put...</div><div class="gmail_extra"><br><div class="gmail_quote">On 25-Dec-2017 6:05 PM, "Madhurya Chandel" <<a href="mailto:madhurya.svnit@gmail.com">madhurya.svnit@gmail.com</a>> wrote:<br type="attribution"><blockquote class="quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>Dear QE users <br><br></div>I have a small doubt that after optimization (relax) does the number of atoms change?<br></div><div>Because in my case its happening.<br></div><div><br></div><div>For the reference, I am attaching the input and output images of the unit cell. <br><br></div><div>Please have a look.<br></div><div><br><br><br></div><div>With regards<br></div><div><div class="m_1284207872312872253gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><p style="margin:0px 0px 0.0001pt"><span style="font-size:10pt"><b><font face="arial, helvetica, sans-serif">Madhurya Chandel</font></b></span></p><font face="arial, helvetica, sans-serif"><b>Research Scholar <br></b></font></div><div><font face="arial, helvetica, sans-serif"><b>Department of Chemistry <br></b></font></div><div><font face="arial, helvetica, sans-serif"><b>BITS PILANI, GOA campus<br></b></font></div><div dir="ltr"><p style="margin:0px 0px 0.0001pt"><b><font face="arial, helvetica, sans-serif">+91-7507546773</font></b></p></div></div></div></div></div></div></div></div></div></div>
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