Re: [Pw_forum] Bug (or not) with epsil = .false. in PH (trunk version)

2015-06-15 Thread Andrea Dal Corso
On Sat, 2015-06-13 at 16:38 +0100, Samuel Poncé wrote: > Dear all, > > I found out that it was impossible de make a phonon calculation without > calculating the Born effective charge in a semi-conductor even if we set > epsil = .false. > > This is due to the routine prepare_q.f90 that is called i

[Pw_forum] Bug (or not) with epsil = .false. in PH (trunk version)

2015-06-13 Thread Samuel Poncé
Dear all, I found out that it was impossible de make a phonon calculation without calculating the Born effective charge in a semi-conductor even if we set epsil = .false. This is due to the routine prepare_q.f90 that is called inside do_phonon.f90 In the routine there is IF ( lgamma ) THEN