<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<style type="text/css" style="display:none"><!--P{margin-top:0;margin-bottom:0;} --></style>
</head>
<body dir="ltr" style="font-size:12pt;color:#000000;background-color:#FFFFFF;font-family:Calibri,Arial,Helvetica,sans-serif;">
<p>Dear Andreas,</p>
<p><br>
</p>
<p>It is not possible to relax atomic coordinates in excited state with the TDDFPT package.</p>
<p><br>
</p>
<p>Best regards,</p>
<p>Iurii<br>
</p>
<p><br>
</p>
<div id="Signature">
<div name="divtagdefaultwrapper" style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:; margin:0">
<div name="divtagdefaultwrapper" style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:; margin:0">
<font size="3" face="'Times New Roman', Times, serif" color="808080">--<br>
Dr. Iurii Timrov<br>
Postdoctoral Researcher<br>
Swiss Federal Institute of Technology Lausanne (EPFL<font color="808080"><font face="'Times New Roman', Times, serif">)</font></font>
</font></div>
<font color="808080"></font>
<div name="divtagdefaultwrapper" style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:; margin:0">
<font size="3" face="'Times New Roman', Times, serif" color="808080">Laboratory of Theory and Simulation of Materials
<font color="808080"><font face="'Times New Roman', Times, serif">(THEOS)</font></font></font><font size="3" face="'Times New Roman', Times, serif" color="808080"><br>
</font></div>
<div name="divtagdefaultwrapper" style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:; margin:0">
<font size="3" face="'Times New Roman', Times, serif" color="808080">CH-1015 Lausanne, Switzerland<br>
</font><br>
</div>
</div>
</div>
<div style="color: rgb(33, 33, 33);">
<hr tabindex="-1" style="display:inline-block; width:98%">
<div id="divRplyFwdMsg" dir="ltr"><font style="font-size:11pt" face="Calibri, sans-serif" color="#000000"><b>From:</b> pw_forum-bounces@pwscf.org <pw_forum-bounces@pwscf.org> on behalf of Andreas Röckert <Andreas.Rockert.7205@student.uu.se><br>
<b>Sent:</b> Wednesday, December 21, 2016 8:24 PM<br>
<b>To:</b> pw_forum@pwscf.org<br>
<b>Subject:</b> [Pw_forum] Relaxation of coordinates in TDDFT</font>
<div> </div>
</div>
<div>
<div dir="ltr">
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
Hi All,</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
<br>
</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
I have used TDDFT in Quantum espresso to estimate the charge density response, however i need to relax my atomic coordinates in excited state (i.e in the presence of time dependent fields).</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
I was wondering if TDDFPT or any other package of Quantum espresso is able to do that?</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
Do you have any suggestions for me?</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
<br>
</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
Thanks</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
Andreas</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
<br>
</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
Chemistry department</div>
<div id="gmail-m_9089322796369295480gmail-m_3771635078704344383gmail-m_84188545293240153AppleMailSignature" style="font-size:12.8px">
Uppsala university</div>
</div>
</div>
</div>
</body>
</html>