Topology-induced symmetry breaking demonstrated in antiferromagnetic magnons on a Möbius strip

We propose a mechanism of topology-induced symmetry breaking, where certain local symmetry preserved by the Hamiltonian is explicitly broken in the eigenmodes of excitation due to nontrivial real-space topology. We demonstrate this phenomenon by studying magnonic excitations on a Möbius strip compri...

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Bibliographic Details
Published in:SciPost Physics
Main Author: Kuangyin Deng, Ran Cheng
Format: Article
Language:English
Published: SciPost 2025-08-01
Online Access:https://scipost.org/SciPostPhys.19.2.048