<div dir="ltr"><div class="gmail_default" style="font-size:large;color:#20124d">Dear all, <br></div><div class="gmail_quote"><div dir="ltr"><div style="font-size:large;color:#20124d">Thanks for reading it.</div><div style="font-size:large;color:#20124d">I would like to add some charge to graphene layer by adding tot_charge in SYSTEM window.</div><div style="font-size:large;color:#20124d">My problem is energy convergence versus vacuum, it isn't converge even at high vacuum (~30Ang and more), is there any trick to solve this problem? </div><div style="font-size:large;color:#20124d">Thank you,</div><div style="font-size:large;color:#20124d">Zara </div></div>
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