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Symmetry fractionalization, mixed-anomalies and dualities in quantum spin models with generalized symmetries

Moradi, Heidar, Aksoy, Ömer Mert, Bardarson, Jens H., Tiwari, Apoorv (2025) Symmetry fractionalization, mixed-anomalies and dualities in quantum spin models with generalized symmetries. SciPost Physics, 18 (3). Article Number 097. ISSN 2666-9366. (doi:10.21468/SciPostPhys.18.3.097) (KAR id:109651)

Abstract

We investigate the gauging of higher-form finite Abelian symmetries and their sub-groups in quantum spin models in spatial dimensions d=2 and 3. Doing so, we naturally uncover gauged models with dual higher-group symmetries and potential mixed ‘t Hooft anomalies. We demonstrate that the mixed anomalies manifest as the symmetry fractionalization of higher-form symmetries participating in the mixed anomaly. Gauging is realized as an isomorphism or duality between the bond algebras that generate the space of quantum spin models with the dual generalized symmetry structures. We explore the mapping of gapped phases under such gauging related dualities for 0-form and 1-form symmetries in spatial dimension d=2 and 3. In d=2, these include several non-trivial dualities between short-range entangled gapped phases with 0-form symmetries and 0-form symmetry enriched Higgs and (twisted) deconfined phases of the gauged theory with possible symmetry fractionalizations. Such dualities also imply strong constraints on several unconventional, i.e., deconfined or topological transitions. In d=3, among others, we find, dualities between topological orders via gauging of 1-form symmetries. Hamiltonians self-dual under gauging of 1-form symmetries host emergent non-invertible symmetries, realizing higher-categorical generalizations of the Tambara-Yamagami fusion category.

Item Type: Article
DOI/Identification number: 10.21468/SciPostPhys.18.3.097
Subjects: Q Science > QB Astronomy
Q Science > QC Physics
Institutional Unit: Schools > School of Engineering, Mathematics and Physics > Physics and Astronomy
Former Institutional Unit:
Divisions > Division of Natural Sciences > Physics and Astronomy
Funders: Engineering and Physical Sciences Research Council (https://ror.org/0439y7842)
Leverhulme Trust (https://ror.org/012mzw131)
European Research Council (https://ror.org/0472cxd90)
National Science Foundation (https://ror.org/021nxhr62)
Swedish Research Council (https://ror.org/03zttf063)
Swiss National Science Foundation (https://ror.org/00yjd3n13)
Knut and Alice Wallenberg Foundation (https://ror.org/004hzzk67)
Depositing User: Heidar Moradi
Date Deposited: 16 Apr 2025 10:26 UTC
Last Modified: 20 May 2025 09:48 UTC
Resource URI: https://kar.kent.ac.uk/id/eprint/109651 (The current URI for this page, for reference purposes)

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