Measurement of Berry's phase using an atom interferometer

We report on the demonstration of Berry's phase in an atomic state interacting with a laser field. We draw an analogy between this system and that of a spin interacting with a directionally varying magnetic field. This allows us to identify an effective magnetic quantum number for the atom-ligh...

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Bibliographic Details
Main Authors: Webb, C, Godun, R, Summy, G, Oberthaler, M, Featonby, P, Foot, C, Burnett, K
Format: Journal article
Language:English
Published: 1999