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The resistance of quantum entanglement to temperature in the Kugel-Khomskii model

Valerii E. Valiulin, Andrey V. Mikheyenkov, Nikolay M. Chtchelkatchev, Kliment I. Kugel
SciPost Phys. Core 6, 025 (2023)
https://scipost.org/SciPostPhysCore.6.2.025

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