<div dir="ltr">Hi All,<div><br></div><div>I want to calculate polarization in the x direction in real space using the berry phase method. I was wondering which "gdir" I should set in the input file? gdir = 1 or gdir = 2?</div>
<div><br></div><div>Thanks for your help.</div><div><br></div><div>Andy</div></div>