Sodium Bose-Einstein Condensates in an Optical Lattice

K. Xu, Y. Liu, J. R. Abo-Shaeer +6

The phase transition from a superfluid to a Mott insulator has been observed in a ${}^{23}$Na Bose-Einstein condensate. A dye laser detuned $\approx 5$nm red of the Na $3^2$S$ \to 3^…