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Synchronization and Vortex Dynamics in Rotating Dipolar Supersolids

ORAL

Abstract

Dipolar quantum gases such as Erbium and Dysprosium form supersolids; an exotic phase of matter characterized by both density modulation and phase coherence. The recent observation of quantum vortices in dipolar supersolids has initiated a detailed investigation into the system’s dual solid-superfluid response under rotation. Here, we show that vortices nucleated in rotating supersolids of Dy-164 trigger a synchronization of the crystal’s motion to an external driving frequency. We study this synchronization, a ubiquitous process at various scales, to investigate the critical frequency required for vortex nucleation. Additionally, our recent advances toward a dual-species dipolar quantum gas microscope for the creation of interaction-induced topological insulators will be discussed.

Publication: Casotti, E., Poli, E., Klaus, L. et al. Observation of vortices in a dipolar supersolid. Nature 635, 327–331 (2024). https://doi.org/10.1038/s41586-024-08149-7<br><br>arXiv:2412.11976 [cond-mat.quant-gas]

Presenters

  • Clemens Ulm

    University of Innsbruck

Authors

  • Clemens Ulm

    University of Innsbruck

  • Elena Poli

    University of Innsbruck

  • Andrea Litvinov

    Institute for Quantum Optics and Quantum Information, Innsbruck

  • Eva Casotti

    University of Innsbruck

  • Lauritz Klaus

    University of Innsbruck

  • Manfred J Mark

    University of Innsbruck

  • Thomas Bland

    University of Innsbruck

  • Francesca Ferlaino

    University of Innsbruck