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WAVE PHYSICS

Topological vortices for sound and light

Localized zero-energy fermionic states can bind to topological defects such as two-dimensional vortices, which can be realized in the bulk of artificial acoustic and optical lattices.

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Fig. 1: Schematic of the Jackiw–Rossi vortex.

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Correspondence to Johan Christensen.

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Gao, P., Christensen, J. Topological vortices for sound and light. Nat. Nanotechnol. 16, 487–489 (2021). https://doi.org/10.1038/s41565-021-00853-z

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