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Phys. Rev. Lett. 84, 5691–5694 (2000)

Dark Solitons in a One-Dimensional Condensate of Hard Core Bosons

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M. D. Girardeau1,2 and E. M. Wright2
1Institute of Theoretical Science, University of Oregon, Eugene, Oregon 97403
2Optical Sciences Center and Department of Physics, University of Arizona, Tucson, Arizona 85721

Received 3 February 2000; published in the issue dated 19 June 2000

A mapping theorem leading to exact many-body dynamics of impenetrable bosons in one dimension reveals dark and gray solitonlike structures in a toroidal trap which is phase imprinted. On long time scales revivals appear that are beyond the usual mean-field theory.

© 2000 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.84.5691
DOI:
10.1103/PhysRevLett.84.5691
PACS:
03.75.Fi, 05.30.Jp