Production of optically trapped ${}^{87}$RbCs Feshbach molecules

Michael P. Köppinger, Daniel J. McCarron, Daniel L. Jenkin +6

We report the production of ${}^{87}$RbCs Feshbach molecules in a crossed-beam dipole trap. A mixture of ${}^{87}$Rb and ${}^{133}$Cs is cooled close to quantum degeneracy before an inte…