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Phys. Rev. Lett. 81, 1539–1542 (1998)

Dynamics of Component Separation in a Binary Mixture of Bose-Einstein Condensates

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D. S. Hall, M. R. Matthews, J. R. Ensher, C. E. Wieman, and E. A. Cornell*
JILA, National Institute of Standards and Technology and Department of Physics, University of Colorado, Boulder, Colorado 80309-0440

See Also: Erratum

Received 2 April 1998; published in the issue dated 24 August 1998

We describe the first experiments that study in a controlled way the dynamics of distinguishable and interpenetrating bosonic quantum fluids. We work with a two-component system of Bose-Einstein condensates in the |F = 1,mf = -1 and |2,1 spin states of 87Rb. The two condensates are created with complete spatial overlap, and in subsequent evolution they undergo complex relative motions that tend to preserve the total density profile. The motions quickly damp out, leaving the condensates in a steady state with a non-negligible (and adjustable) overlap region.

© 1998 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.81.1539
DOI:
10.1103/PhysRevLett.81.1539
PACS:
03.75.Fi, 05.30.Jp, 32.80.Pj, 51.30.+i

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

See Also

Erratum: D. S. Hall, M. R. Matthews, J. R. Ensher, C. E. Wieman, and E. A. Cornell, Dynamics of Component Separation in a Binary Mixture of Bose-Einstein Condensates [Phys. Rev. Lett. 81, 1539 (1998)], Phys. Rev. Lett. 81, 4531 (1998).