Physics – Condensed Matter – Mesoscale and Nanoscale Physics
Scientific paper
2009-06-09
Phys. Rev. B 80, 195310 (2009)
Physics
Condensed Matter
Mesoscale and Nanoscale Physics
9 pages, 9 figures
Scientific paper
10.1103/PhysRevB.80.195310
We study the electronic properties of M\"{o}bius graphene strip with a zigzag edge. We show that such graphene strip behaves as a topological insulator with a gapped bulk and a robust metallic surface, which enjoys some features due to its nontrivial topology of the spatial configuration, such as the existence of edge states and the non-Abelian induced gauge field. We predict that the topological properties of the M\"{o}bius graphene strip can be experimentally displayed by the destructive interference in the transmission spectrum, and the robustness of edge states under certain perturbations.
Dong Hui
Gong Z. R.
Guo Z. L.
Sun Chang-Pu
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