Preparation of one ${}^{87}$Rb and one ${}^{133}$Cs atom in a single optical tweezer

R V Brooks, S Spence, A Guttridge +5

We report the preparation of exactly one ${}^{87}$Rb atom and one ${}^{133}$Cs atom in the same optical tweezer as the essential first step towards the construction of a tweezer array…