Confinement of ultracold atoms in a Laguerre-Gaussian laser beam created with diffractive optics

Sharon A. Kennedy, G. W. Biedermann, J. Tom Farrar +3

We report 2D confinement of Rb 87 atoms in a Laguerre-Gaussian laser beam. Changing of the sign of the detuning from the atomic resonance dramatically alters the geometry of the co…