Spin-polarized vortices with reversed circulation

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05.10.2022 10:22

Quantum vortex in spin-imbalanced Fermi gas with with reversed circulation.

P. Magierski, G. Wlazłowski, A. Makowski, and K. Kobuszewski,
Spin-polarized vortices with reversed circulation,
Phys. Rev. A 106, 033322 (2022)

In the calculations st-wslda-2d has been used.

In this work, we demonstrate that in spin imbalanced superfluid Fermi gases quantum vortices can have very exotic structures:  their cores can rotate in opposite direction from the rest of the fluid.