<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Hello,<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Replace a dopant atom in your unit cell or super cell (depending on how much % you want).<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">You may have to do many trail to get preferred site ( I am not sure what kind of material you are looking into) with minimum energy. (hope that is what you meant energy minimization).<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">If you want to calculate formation energy and so on. there is a nice tutorial slides by Paolo (google it).<br><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">HTH<br><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Manu<br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">(University of Waterloo)<br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Jun 16, 2017 at 11:46 AM, sudipta <span dir="ltr"><<a href="mailto:sudiptakoley20@gmail.com" target="_blank">sudiptakoley20@gmail.com</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"><div><div><div>Hi,<br></div>I am new to quantum espresso. I want to calculate band structure<br></div>of a doped material. How can I do it using quantum espresso?<br></div><div>Is there any option of energy minimization?<br></div><div><br></div>Thanking You,<span class="HOEnZb"><font color="#888888"><br clear="all"><div><div><div><div><br>-- <br><div class="m_7073491007859312907gmail_signature" data-smartmail="gmail_signature">Sudipta koley<br>Department of Physics<br>IIT KHARAGPUR</div>
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