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Realisation of topological zero-energy mode in bilayer graphene in zero magnetic field

Bilayer graphene (BLG) gapped by a vertical electric field represents a valley-symmetry-protected topological insulating state. Emergence of a new topological zero-energy mode has been proposed in BLG at a boundary between regions of inverted band gaps induced by two oppositely polarized vertical el...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Veröffentlicht in:Sci Rep
Hauptverfasser: Lee, Janghee, Watanabe, Kenji, Taniguchi, Takashi, Lee, Hu-Jong
Format: Artigo
Sprache:Inglês
Veröffentlicht: Nature Publishing Group UK 2017
Schlagworte:
Online Zugang:https://ncbi.nlm.nih.gov/pmc/articles/PMC5527089/
https://ncbi.nlm.nih.gov/pubmed/28743948
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1038/s41598-017-06902-9
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