Nonintegrability of driven-dissipative one-dimensional hard-core bosons

We address the question whether hard-core bosons, equivalent to the XX model, remain integrable once the system is no longer closed. We consider the lattice version under incoherent local pump and loss and show, using random matrix theory, that the statistics of the complex spacial ratios indicate t...

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1. Verfasser: Zündel, Martina (VerfasserIn)
Dokumenttyp: Article (Journal)
Sprache:Englisch
Veröffentlicht: 14 July 2025
In: Physical review
Year: 2025, Jahrgang: 112, Heft: 1, Pages: 1-7
ISSN:2469-9934
DOI:10.1103/2qxk-xk88
Online-Zugang:Verlag, kostenfrei, Volltext: https://doi.org/10.1103/2qxk-xk88
Verlag, kostenfrei, Volltext: https://link.aps.org/doi/10.1103/2qxk-xk88
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Verfasserangaben:M. Zündel
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Zusammenfassung:We address the question whether hard-core bosons, equivalent to the XX model, remain integrable once the system is no longer closed. We consider the lattice version under incoherent local pump and loss and show, using random matrix theory, that the statistics of the complex spacial ratios indicate that the system is chaotic. Further, we show that the model belongs in the AI† universality class of random matrices. In addition to this analysis, we investigate an emergent stripe pattern in the Lindbladian spectrum and relate it to the dissipative parameters of the model.
Beschreibung:Gesehen am 01.12.2025
Beschreibung:Online Resource
ISSN:2469-9934
DOI:10.1103/2qxk-xk88