Long-range correlations of density in a Bose-Einstein condensate expanding in a random potential
classification
❄️ cond-mat.dis-nn
cond-mat.mes-hall
keywords
correlationsdensitybose-einsteincondensateexpandinglong-rangepotentialrandom
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We study correlations of atomic density in a weakly interacting Bose-Einstein condensate, expanding diffusively in a random potential. We show that these correlations are long-range and that they are strongly enhanced at long times. Density at distant points exhibits negative correlations.
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