On Sep 1, 2006, at 08:57:32 +0200, Prof. Baroni wrote:<br><span>> > I only found this feature at Gamma point, for other points I will <br>> > test!<br>> <br>> gamma is enough. what about non-acoustic phonons?
<br><br>In my case increasing ecutrho will decrease the acoustic phonon frequences at Gamma point.<br>Non-acoustic phonons also decrease but not too much!<br></span><br>