On Jul 8, 2009, at 16:26 , Cristian Degli Esposti Boschi wrote: > And what are the typical units used for force constants?
I don't think there are "typical" units for force constants: one chooses a system of units and uses those. All Q-E codes use atomic Rydberg units, with the exception of CP that uses atomic Hartree units P. --- Paolo Giannozzi, Dept of Physics, University of Udine via delle Scienze 208, 33100 Udine, Italy Phone +39-0432-558216, fax +39-0432-558222
