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arxiv: 1012.4167 · v2 · pith:P7UFTWWYnew · submitted 2010-12-19 · ❄️ cond-mat.quant-gas · quant-ph

Robust states of ultra-cold bosons in tilted optical lattices

classification ❄️ cond-mat.quant-gas quant-ph
keywords robusttiltedassociatedbosonicbosonschaoticdynamicallyeigenstates
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We identify regular structures in the globally chaotic spectra of an interacting bosonic quantum gas in tilted periodic potentials. The associated eigenstates exhibit strong localization properties on the lattice, and are dynamically robust against external perturbations.

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