[Pw_forum] dyn file is empty for IR calculation

[Paolo Giannozzi]

On Mon, 2013-05-13 at 15:06 -0600, Yong Xue wrote:

> I have calculated the scf, however, in the second step, for the
> calculation of phonons, effective charges, and Raman coefficients at
> wavevector q=(0,0,0), I always get empty dyn file though I can obtain
> the output file normally. I used  H_blyp-van_ak.UPF ,
> C_blyp-van_ak.UPF and O_blyp-van_ak.UPF pseudopotential files.

Calculation of Raman coefficients with ultrasoft PP is not implemented,
I think

P.
-- 
 Paolo Giannozzi, Dept. Chemistry&Physics&Environment, 
 Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
 Phone +39-0432-558216, fax +39-0432-558222