On Jan 8, 2010, at 19:07 , mohamed sabri majdoub wrote: > Is V_bare = local ionic potential? yes, and option plot_num=12 plots only the external sawtooth potential P. --- Paolo Giannozzi, Dept of Physics, University of Udine via delle Scienze 208, 33100 Udine, Italy Phone +39-0432-558216, fax +39-0432-558222