Evidence for Ground- and Excited-State Efimov Trimers in a Three-State Fermi Gas

J. R. Williams, E. L. Hazlett, J. H. Huckans +3

We observe enhanced three-body recombination in an ultracold three-component ${}^6$Li Fermi gas with large but unequal scattering lengths attributable to an excited Efimov trimer sta…