First and Second Sound in Two-Dimensional Bosonic and Fermionic Superfluids
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DOI: 10.3390/sym14102182
Abstract: We review our theoretical results of the sound propagation in two-dimensional (2D) systems of ultracold fermionic and bosonic atoms. In the superfluid phase, characterized by the spontaneous symmetry breaking of the U(1) symmetry, there is… read more here.
Keywords: first second; two dimensional; second sound; bosonic ... See more keywords