Dirac Spectrum of Bilayer Graphene (IMAGE)

DOE/Lawrence Berkeley National Laboratory

Dirac Spectrum of Bilayer Graphene

Caption

The Dirac spectrum of bilayer graphene when the two layers are exactly aligned (left) shifts with a slight interlayer twist that breaks interlayer-coupling and potential symmetry, leading to a new spectrum with surprisingly strong signatures in ARPES data.

Credit

Image courtesy of Keun Su Kim, Fritz Haber Institute

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