Phys. Rev. Lett. 91, 240404 (2003) [4 pages]

Decoherence-Driven Cooling of a Degenerate Spinor Bose Gas

Abstract

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H. J. Lewandowski^*, J. M. McGuirk^*, D. M. Harber, and E. A. Cornell^*
JILA, National Institute of Standards and Technology and University of Colorado, and Department of Physics, University of Colorado, Boulder, Colorado 80309-0440, USA

Received 9 September 2003; published 10 December 2003

We investigate the relationship between the coherence of a partially Bose-condensed spinor gas and its temperature. We observe cooling of the normal component driven by decoherence as well as the effect of temperature on decoherence rates.

URL:

http://link.aps.org/doi/10.1103/PhysRevLett.91.240404

DOI:

10.1103/PhysRevLett.91.240404

PACS:

03.75.Mn, 03.75.Gg, 05.30.Jp

^*Also Quantum Physics Division, National Institute of Standards and Technology.

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Phys. Rev. Lett. 91, 240404 (2003) [4 pages]

Decoherence-Driven Cooling of a Degenerate Spinor Bose Gas