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<p>Thanks for the reply.</p>
<p>I need to calculate the egde states, which is basically like a nano ribbon the fig 1 in the paper has insert which depicts</p>
<p>it. Attaching the image of the fig 1 form the paper.</p>
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<p>Regards,</p>
<p>Ghadiyali Mohammed Kader.</p>
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<p>Paper: <a href="https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.95.226801" class="OWAAutoLink" id="LPlnk692128" previewremoved="true">https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.95.226801</a></p>
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