Exactly solvable model for anyons with non-Abelian flux

Bruno Klajn, Silvije Domazet, Dario Jukić, and Hrvoje Buljan
Phys. Rev. A 104, 052217 – Published 22 November 2021

Abstract

We present an exactly solvable model for synthetic anyons carrying non-Abelian flux. The model corresponds to a two-dimensional electron gas in a magnetic field with a specific spin interaction term, which allows only fully aligned spin states in the ground state; the ground state subspace is thus twofold degenerate. This system is perturbed with identical solenoids carrying a non-Abelian gauge potential. We explore dynamics of the ground state as these solenoids are adiabatically braided and show they behave as anyons with a non-Abelian flux. Such a system represents a middle ground between the ordinary Abelian anyons and the fully non-Abelian anyons.

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  • Received 31 July 2021
  • Accepted 1 November 2021

DOI:https://doi.org/10.1103/PhysRevA.104.052217

©2021 American Physical Society

Physics Subject Headings (PhySH)

Atomic, Molecular & Optical

Authors & Affiliations

Bruno Klajn1,*, Silvije Domazet1, Dario Jukić2, and Hrvoje Buljan1

  • 1Department of Physics, Faculty of Science, University of Zagreb, Bijenička c. 32, 10000 Zagreb, Croatia
  • 2Faculty of Civil Engineering, University of Zagreb, A. Kačića Miošića 26, 10000 Zagreb, Croatia

  • *bk.phy@pmf.hr

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Vol. 104, Iss. 5 — November 2021

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