Motion of a Solitonic Vortex in the BEC-BCS Crossover

Mark J. H. Ku, Wenjie Ji, Biswaroop Mukherjee +4

We observe a long-lived solitary wave in a superfluid Fermi gas of ${}^6$Li atoms after phase-imprinting. Tomographic imaging reveals the excitation to be a solitonic vortex, oriente…