Atom Chips: An experimental interface between cold atoms and solid-state nanodevices

Jakob Reichel

E.N.S., Laboratoire Kastler Brossel, 24 rue Lhomond, F-75005 Paris, France

Using microfabricated conductors on a chip, atomic Bose-Einstein condensates can be trapped and manipulated in close proximity to a solid-state surface. Complex potentials can be created in this way that are not limited to periodic shapes - such as multiple Josephson junction geometries in which both phase and particle number can be directly observed. A fascinating perspective arises with the coupling of a BEC to a solid-state nanodevice. I will present an experiment under way which aims to observe magnetic coupling between a BEC and a nanomechanical resonator.

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