<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div><span>You can calculate electron-phonon coupling constant using ph.x (first you should do a scf calculation), then evaluate T_c by means of the McMillan or Allen-Dynes type equation. <br></span></div><div> <br>You can try find the paper "Electron-phonon coupling in metallic solids from density functional theory" by Shyamal K. Bose and Jens Kortus. <br></div><div><br></div><div>Good luck,</div><div>Eyvaz.<br></div><div><br></div><div>-------------------------------------------------------------------<br>Prof. Eyvaz Isaev, <br>Department of Physics, Chemistry, and Biology (IFM), Linkoping University, Sweden <br>Theoretical Physics Department, Moscow State Institute of Steel & Alloys, Russia, <br>isaev@ifm.liu.se, eyvaz_isaev@yahoo.com<br></div><div style="font-family: times new roman,new
york,times,serif; font-size: 12pt;"><div style="font-family: times new roman,new york,times,serif; font-size: 12pt;"><font face="Arial" size="2"><hr size="1"><b><span style="font-weight: bold;">From:</span></b> Hongsheng Zhao <zhaohscas@yahoo.com.cn><br><b><span style="font-weight: bold;">To:</span></b> PWSCF Forum <pw_forum@pwscf.org><br><b><span style="font-weight: bold;">Sent:</span></b> Sunday, July 24, 2011 2:55 PM<br><b><span style="font-weight: bold;">Subject:</span></b> [Pw_forum] Can pwscf do the Superconductivity study?<br></font><br>Hi all,<br><br>I want to know can pwscf be used to study Superconductivity, say, based <br>on bcs theory?<br><br>Regards<br>-- <br>Hongsheng Zhao <<a ymailto="mailto:zhaohscas@yahoo.com.cn" href="mailto:zhaohscas@yahoo.com.cn">zhaohscas@yahoo.com.cn</a>><br>School of Physics and Electrical Information Science,<br>Ningxia University, Yinchuan 750021,
China<br>_______________________________________________<br>Pw_forum mailing list<br><a ymailto="mailto:Pw_forum@pwscf.org" href="mailto:Pw_forum@pwscf.org">Pw_forum@pwscf.org</a><br><a href="http://www.democritos.it/mailman/listinfo/pw_forum" target="_blank">http://www.democritos.it/mailman/listinfo/pw_forum</a><br><br><br></div></div></div></body></html>