000837962 001__ 837962 000837962 005__ 20230217124401.0 000837962 0247_ $$2doi$$a10.1103/PhysRevE.96.020105 000837962 0247_ $$2ISSN$$a1063-651X 000837962 0247_ $$2ISSN$$a1095-3787 000837962 0247_ $$2ISSN$$a1539-3755 000837962 0247_ $$2ISSN$$a1550-2376 000837962 0247_ $$2ISSN$$a2470-0045 000837962 0247_ $$2ISSN$$a2470-0053 000837962 0247_ $$2Handle$$a2128/15336 000837962 0247_ $$2WOS$$aWOS:000408513700002 000837962 0247_ $$2altmetric$$aaltmetric:16064991 000837962 0247_ $$2pmid$$apmid:28950562 000837962 037__ $$aFZJ-2017-06723 000837962 082__ $$a530 000837962 1001_ $$0P:(DE-HGF)0$$aSteinigeweg, R.$$b0$$eCorresponding author 000837962 245__ $$aCharge diffusion in the one-dimensional Hubbard model 000837962 260__ $$aWoodbury, NY$$bInst.$$c2017 000837962 264_1 $$2Crossref$$3online$$bAmerican Physical Society (APS)$$c2017-08-28 000837962 264_1 $$2Crossref$$3print$$bAmerican Physical Society (APS)$$c2017-08-01 000837962 3367_ $$2DRIVER$$aarticle 000837962 3367_ $$2DataCite$$aOutput Types/Journal article 000837962 3367_ $$0PUB:(DE-HGF)16$$2PUB:(DE-HGF)$$aJournal Article$$bjournal$$mjournal$$s1518532046_2215 000837962 3367_ $$2BibTeX$$aARTICLE 000837962 3367_ $$2ORCID$$aJOURNAL_ARTICLE 000837962 3367_ $$00$$2EndNote$$aJournal Article 000837962 520__ $$aWe study the real-time and real-space dynamics of charge in the one-dimensional Hubbard model in the limit of high temperatures. To this end, we prepare pure initial states with sharply peaked density profiles and calculate the time evolution of these nonequilibrium states, by using numerical forward-propagation approaches to chains as long as 20 sites. For a class of typical states, we find excellent agreement with linear-response theory and unveil the existence of remarkably clean charge diffusion in the regime of strong particle-particle interactions. We additionally demonstrate that, in the half-filling sector, this diffusive behavior does not depend on certain details of our initial conditions, i.e., it occurs for five different realizations with random and nonrandom internal degrees of freedom, single and double occupation of the central site, and displacement of spin-up and spin-down particles. 000837962 536__ $$0G:(DE-HGF)POF3-511$$a511 - Computational Science and Mathematical Methods (POF3-511)$$cPOF3-511$$fPOF III$$x0 000837962 536__ $$0G:(DE-Juel1)jjsc09_20120501$$aManipulation and dynamics of quantum spin systems (jjsc09_20120501)$$cjjsc09_20120501$$fManipulation and dynamics of quantum spin systems$$x1 000837962 542__ $$2Crossref$$i2017-08-28$$uhttps://link.aps.org/licenses/aps-default-license 000837962 588__ $$aDataset connected to CrossRef 000837962 7001_ $$0P:(DE-Juel1)144355$$aJin, F.$$b1$$ufzj 000837962 7001_ $$0P:(DE-HGF)0$$aDe Raedt, H.$$b2 000837962 7001_ $$0P:(DE-Juel1)138295$$aMichielsen, K.$$b3$$ufzj 000837962 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