Phys. Rev. Lett. 95, 260403 (2005) [4 pages]

Direct Observation of Sub-Poissonian Number Statistics in a Degenerate Bose Gas

Abstract

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C.-S. Chuu, F. Schreck^*, T. P. Meyrath, J. L. Hanssen^†, G. N. Price, and M. G. Raizen
Center for Nonlinear Dynamics and Department of Physics, The University of Texas at Austin, Austin, Texas 78712, USA

Received 23 July 2005; published 21 December 2005

We report the direct observation of sub-Poissonian number fluctuation for a degenerate Bose gas confined in an optical trap. Reduction of number fluctuations below the Poissonian limit is observed for average numbers that range from 300 to 60 atoms.

URL:

http://link.aps.org/doi/10.1103/PhysRevLett.95.260403

DOI:

10.1103/PhysRevLett.95.260403

PACS:

03.75.Hh, 32.80.Pj

^*Present address: Institut für Quantenoptik und Quanteninformation, Innsbruck, Austria.

^†Present address: National Institute of Standards and Technology, Gaithersburg, MD 20899, USA.

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Phys. Rev. Lett. 95, 260403 (2005) [4 pages]

Direct Observation of Sub-Poissonian Number Statistics in a Degenerate Bose Gas