Not that easy to answer without seeing relevant input/output files. As far as I know, Tc is quite difficult to converge. Did you made VERY VERY VERY careful checks on convergence with resect to ALL calculation parameters, starting from phonon frequencies?
Giovanni > On 28 Jul 2017, at 11:37, Isaiah Moses <[email protected]> wrote: > > Dear everyone, > > I did an el-ph calculation of a monoclinic structure and am getting really > strange values of Tc . See the result below > lambda omega_log T_c > 0.00994 112.048 0.10012314E+08 > 0.03760 92.373 0.13380511E+10 > 0.07564 90.247 0.39802174E+19 > 0.09959 89.414 0.19865362E+78 > 0.11010 89.463 0.40671597-151 > 0.11454 90.329 0.16986711E-65 > 0.11678 92.320 0.99512429E-51 > 0.11772 94.657 0.29927798E-46 > 0.11744 97.141 0.16242032E-47 > 0.11619 99.442 0.65514785E-54 > > I'm wondering why such values. > > Any comment shall be greatly appreciated. > > Thanks, > Isaiah > > -- > Isaiah Abu Moses > Graduate Student, > Physics Department, > University of Ibadan, > Nigeria > > > > -- > Isaiah Abu Moses > Graduate Student, > Physics Department, > University of Ibadan, > Nigeria > _______________________________________________ > Pw_forum mailing list > [email protected] > http://pwscf.org/mailman/listinfo/pw_forum -- Giovanni Cantele, PhD CNR-SPIN c/o Dipartimento di Fisica Universita' di Napoli "Federico II" Complesso Universitario M. S. Angelo - Ed. 6 Via Cintia, I-80126, Napoli, Italy e-mail: [email protected] Phone: +39 081 676910 Skype contact: giocan74 ResearcherID: http://www.researcherid.com/rid/A-1951-2009 Web page: http://people.fisica.unina.it/~cantele
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