Advances in Condensed Matter Physics / 2015 / Article / Fig 7

Review Article

Formation, Energetics, and Electronic Properties of Graphene Monolayer and Bilayer Doped with Heteroatoms

Figure 7

Simulated STM images of (a) substitutional nitrogen, (b) trimerized pyridine-type, and (c) tetramerized pyridine-type defects in graphene. The STM images are calculated at the applied bias voltages of (a) +0.5 eV, (b) −0.5 eV, and (c) −0.5 eV. The dotted line denotes the unit cell. Reproduced with permission from [47], copyright 2011, the American Physical Society.
(a)
(b)
(c)

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