<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>Dear QE users,</div><div><br data-mce-bogus="1"></div><div>I'm trying to plot the Band structure of graphene but it always shows some nonsense vertical lines that relate different band lines with each other, except that everything is perfect. I tried to increase the number of k points, the ecut and the nbnd but the problem did not solved. Can anyone help me with this problem?</div><div><br data-mce-bogus="1"></div><div>Thank you in advence</div><div><br data-mce-bogus="1"></div><div>Kazem</div></div><br />--
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