Creation of a molecular condensate by dynamically melting a Mott insulator.

We propose the creation of a molecular Bose-Einstein condensate by loading an atomic condensate into an optical lattice and driving it into a Mott insulator with exactly two atoms per site. Molecules in a Mott insulator state are then created under well defined conditions by photoassociation with es...

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Hlavní autoři: Jaksch, D, Venturi, V, Cirac, J, Williams, C, Zoller, P
Médium: Journal article
Jazyk:English
Vydáno: 2002
Popis
Shrnutí:We propose the creation of a molecular Bose-Einstein condensate by loading an atomic condensate into an optical lattice and driving it into a Mott insulator with exactly two atoms per site. Molecules in a Mott insulator state are then created under well defined conditions by photoassociation with essentially unit efficiency. Finally, the Mott insulator is melted and a superfluid state of the molecules is created. We study the dynamics of this process and photoassociation of tightly trapped atoms.