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JOURNALS // Pis'ma v Zhurnal Èksperimental'noi i Teoreticheskoi Fiziki // Archive

Pis'ma v Zh. Èksper. Teoret. Fiz., 2019 Volume 110, Issue 11, Pages 723–726 (Mi jetpl6055)

This article is cited in 5 papers

FIELDS, PARTICLES, AND NUCLEI

Integrable $\mathfrak{gl}(n|n)$ Toda field theory and its sigma-model dual

A. V. Litvinovab

a National Research University Higher School of Economics, Moscow, 119048 Russia
b Landau Institute for Theoretical Physics, Russian Academy of Sciences, Chernogolovka, Moscow region, 142432 Russia

Abstract: We study the duality phenomenon between sigma-models and Toda QFT's. We claim that $\mathfrak{gl}(n|n)$ affine Toda field theory behaves in the strong coupling regime as $\eta$-deformed $\mathbb{CP}(n-1)$ sigma-model plus a free field.

Received: 29.10.2019
Revised: 29.10.2019
Accepted: 31.10.2019

DOI: 10.1134/S0370274X19230012


 English version:
Journal of Experimental and Theoretical Physics Letters, 2019, 110:11, 707–710

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