phonon modes are only Raman active at q=0 (more exactly, at very small q) Exercise: WHY? SB
PS: your e-mail contained several kbytes of (undeleted) garbage: please, take the time to remove them the next time you post On Oct 9, 2008, at 7:57 AM, Arun Kumar Manna wrote: > > Dear Users, > Is it possible to get raman tensors at k-points other that > gamma point?. If possibe, could you please tell me how to modify > $inputph > file for ph.x?. > > Thanks > Arun --- Stefano Baroni - SISSA & DEMOCRITOS National Simulation Center - Trieste http://www.sissa.it/~baroni / [+39] 040 3787 406 (tel) -528 (fax) / stefanobaroni (skype) La morale est une logique de l'action comme la logique est une morale de la pens?e - Jean Piaget Please, if possible, don't send me MS Word or PowerPoint attachments Why? See: http://www.gnu.org/philosophy/no-word-attachments.html -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.democritos.it/pipermail/pw_forum/attachments/20081009/5f747de9/attachment-0001.htm
