On the density of states of graphene in the nearest-neighbor approximation

• Published in: Condensed Matter Physics
• Date: 2017
• Main Authors: Ananyev, V.O., Ovchynnikov, M.I.
• Format: Article
• Language: English
• Published: Інститут фізики конденсованих систем НАН України 2017
• Online Access: https://nasplib.isofts.kiev.ua/handle/123456789/157031
• Journal Title: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Cite this: On the density of states of graphene in the nearest-neighbor approximation / V.O. Ananyev, M.I. Ovchynnikov // Condensed Matter Physics. — 2017. — Т. 20, № 4. — С. 43705: 1–4. — Бібліогр.: 13 назв. — англ.

We propose an alternative analytical expression for the density of states of a clean graphene in the nearestneighbor approximation. In contrast to the previously known expression, it can be written as a single formula
 valid for the whole energy range. The correspondence with the previously...