Dynamic mean-field theory for dense spin systems at infinite temperature

A dynamic mean-field theory for spin ensembles (spinDMFT) at infinite temperatures on arbitrary lattices is established. The approach is introduced for an isotropic Heisenberg model with S=1/2 and external field. For large coordination numbers, it is shown that the effect of the environment of each...

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Bibliographic Details
Main Authors: Timo Gräßer, Philip Bleicker, Dag-Björn Hering, Mohsen Yarmohammadi, Götz S. Uhrig
Format: Article
Language:English
Published: American Physical Society 2021-12-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.3.043168