Multifractality and its role in anomalous transport in the disordered XXZ spin-chain

The disordered XXZ model is a prototype model of the many-body localization transition (MBL). Despite numerous studies of this model, the available numerical evidence of multifractality of its eigenstates is not very conclusive due severe finite size effects. Moreover it is not clear if similarly...

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Bibliographic Details
Main Author: David J. Luitz, Ivan M. Khaymovich, Yevgeny Bar Lev
Format: Article
Language:English
Published: SciPost 2020-04-01
Series:SciPost Physics Core
Online Access:https://scipost.org/SciPostPhysCore.2.2.006