Plasmons in holographic graphene

We demonstrate how self-sourced collective modes - of which the plasmon is a prominent example due to its relevance in modern technological applications - are identified in strongly correlated systems described by holographic Maxwell theories. The characteristic $\omega \propto \sqrt{k}$ plasmon...

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Bibliographic Details
Main Author: Ulf Gran, Marcus Tornsö, Tobias Zingg
Format: Article
Language:English
Published: SciPost 2020-06-01
Series:SciPost Physics
Online Access:https://scipost.org/SciPostPhys.8.6.093