Kondo line defects and affine Gaudin models

DOI10.1007/JHEP01(2022)175zbMATH Open1521.81105arXiv2010.07325MaRDI QIDQ6351334

Davide Gaiotto, Benoît Vicedo, Unnamed Author, Jingxiang Wu

Publication date: 14 October 2020

Abstract: We describe the relation between integrable Kondo problems in products of chiral $SU(2)$ WZW models and affine $SU(2)$ Gaudin models. We propose a full ODE/IM solution of the spectral problem for these models.

Mathematics Subject Classification ID

Two-dimensional field theories, conformal field theories, etc. in quantum mechanics (81T40) Exactly solvable models; Bethe ansatz (82B23) Exactly and quasi-solvable systems arising in quantum theory (81U15) Groups and algebras in quantum theory and relations with integrable systems (81R12)

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