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POLARITONS

Graphene unlocks dispersion of topological polaritons

Heterostructure of graphene and biaxial van der Waals crystal supports a species of plasmon-phonon-polaritons whose isofrequency dispersion contour can be manipulated while experiencing a topological transition.

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Fig. 1: Schematics and isofrequency contours of the hybrid plasmon-phonon-polaritons.

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Correspondence to Min Seok Jang.

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Menabde, S.G., Jang, M.S. Graphene unlocks dispersion of topological polaritons. Nat. Nanotechnol. 17, 903–904 (2022). https://doi.org/10.1038/s41565-022-01172-7

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  • DOI: https://doi.org/10.1038/s41565-022-01172-7

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