Dear ESPRESSO users and developers I want to know how to calculate piezoelectric constants (d33, d31, d15, ...) ! Do you have any good paper that explain them step by step and easily?
Regards Mojtaba Mirseraji Ph.D. Candidate Physics Department Arak Univ. I.R.IRAN _______________________________________________ Pw_forum mailing list [email protected] http://pwscf.org/mailman/listinfo/pw_forum
