<div dir="ltr"><div class="gmail_default" style="font-size:small">Please see the link: <a href="http://www.quantum-espresso.org/wp-content/uploads/Doc/ph_user_guide/node9.html">http://www.quantum-espresso.org/wp-content/uploads/Doc/ph_user_guide/node9.html</a> for your answer.<br><br></div><div class="gmail_default" style="font-size:small">The e-ph calculations contain phonons calculations  to calculate <br></div><div class="gmail_default" style="font-size:small">the coupling term consisting of electron k and phonon q vectors.<br><br></div><div class="gmail_default" style="font-size:small">bests, sonu<br></div><div class="gmail_default" style="font-size:small"><br></div></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><span style="color:rgb(39,78,19)"><span style="background-color:rgb(243,243,243)"><b>===============================================<br></b></span></span><div><span style="color:rgb(39,78,19)"><span style="background-color:rgb(243,243,243)">With kind regards,<span></span><br></span></span></div><div><span style="color:rgb(39,78,19)"><span style="background-color:rgb(243,243,243)">Dr. S Kumar, Post doctoral fellow<br></span></span></div><span><div><span style="color:rgb(39,78,19)"><span style="background-color:rgb(243,243,243)">Physical Sciences and Engineering  Divison,<span></span><br></span></span></div></span><div><span style="color:rgb(39,78,19)"><span style="background-color:rgb(243,243,243)">IBN Sina Building, </span>KAUST, <br>Thuwal, KSA<br></span></div><span style="color:rgb(39,78,19)"><span style="background-color:rgb(243,243,243)"><b>===============================================</b></span></span></div></div></div></div></div></div></div>
<br><div class="gmail_quote">On Mon, Jul 24, 2017 at 3:21 PM, Nadeem Natt <span dir="ltr"><<a href="mailto:nadeemnatt1@gmail.com" target="_blank">nadeemnatt1@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><div><div><div><div>Hi<br></div>Can I do electron-phonon calculation using ph.x in two steps as below.<br></div>1st calculating only phonon spectrum separately.<br></div>2nd calculation of electron-phonon using dynamical matrices of step 1.<br></div>If yes then how what changes do I need to make in my ph.x input files?<br><br></div>Thanks<br></div>Nadeem, Muhammad<br></div>Physics, SUngkyunkwan University, Suwon.<br></div>
<br>______________________________<wbr>_________________<br>
Pw_forum mailing list<br>
<a href="mailto:Pw_forum@pwscf.org">Pw_forum@pwscf.org</a><br>
<a href="http://pwscf.org/mailman/listinfo/pw_forum" rel="noreferrer" target="_blank">http://pwscf.org/mailman/<wbr>listinfo/pw_forum</a><br></blockquote></div><br></div>