Origin and evolution of the multiply quantized vortex instability

We show that the dynamical instability of quantum vortices with more than a single unit of circulation results from a superradiant bound state inside the vortex core. We then reveal a striking behavior of the system in the nonlinear regime. Counter to the expectation that the instability should prod...

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Bibliographic Details
Main Authors: Sam Patrick, August Geelmuyden, Sebastian Erne, Carlo F. Barenghi, Silke Weinfurtner
Format: Article
Language:English
Published: American Physical Society 2022-11-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.4.043104