On Tue, 2015-03-03 at 17:24 +0800, 于海林 wrote: > 1. The frequences of freq ( 1) ~freq ( 3) should be zero, why > there are not?
http://www.quantum-espresso.org/faq/phonons/#7.2 > 2. The hexagonal GaN is belong to C_6v (6mm) point group, why our > result is C_3v (3m) point group as above shown? http://www.quantum-espresso.org/wp-content/uploads/Doc/pw_user_guide/node19.html#SECTION000600190000000000000 Paolo -- Paolo Giannozzi, Dept. Chemistry&Physics&Environment, Univ. Udine, via delle Scienze 208, 33100 Udine, Italy Phone +39-0432-558216, fax +39-0432-558222 _______________________________________________ Pw_forum mailing list [email protected] http://pwscf.org/mailman/listinfo/pw_forum
