Composite fermionization of 1-D Bose-Bose mixtures

dc.creatorZöllner, Sascha
dc.creatorMeyer, Hans-Dieter
dc.creatorSchmelcher, Peter
dc.date2008-05-06
dc.date.accessioned2026-07-07T09:51:59Z
dc.date.available2026-07-07T09:51:59Z
dc.descriptionWe study the ground states of one-dimensional Bose-Bose mixtures under harmonic confinement. As we vary the inter-species coupling strength up to the limit of infinite repulsion, we observe a generalized, composite-fermionization crossover. The initially coexisting phases demix as a whole (for weak intra-species interactions) and separate on an atomic level (for strong intra-species repulsion). By symmetry, the two components end up with strongly overlapping profiles, albeit sensitive to symmetry-breaking perturbations. Different pathways emerge in case the two components have different atom numbers, different intra-species interactions, or different masses and/or trap frequencies.
dc.description9 pages, 9 figures
dc.identifierhttps://arxiv.org/abs/0805.0738
dc.identifierhttp://arxiv.org/abs/0805.0738
dc.identifierPhys. Rev. A 78, 013629 (2008)
dc.identifierdoi:10.1103/PhysRevA.78.013629
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/165435
dc.subjectOther Condensed Matter
dc.titleComposite fermionization of 1-D Bose-Bose mixtures
dc.typetext

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