Dear QE usersI am using QE-5.2. I wish to study the bilayers of transition metal dichalcogenideswith vdW correction.How to optmize the separation distance ?What should i add in &system to take care of vdW ?Is there any specif choice of PP or functional for vdW essential ?Can anyone explain how to do it ? SohailKing Khalid UniversityAbha, Saudi Arabia ---------------------------------------------------------------------
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