Robust states of ultra-cold bosons in tilted optical lattices
Quantum Gases
2012-03-22 v2 Quantum Physics
Abstract
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.
Cite
@article{arxiv.1012.4167,
title = {Robust states of ultra-cold bosons in tilted optical lattices},
author = {Moritz Hiller and Hannah Venzl and Tobias Zech and Bartlomiej Oleś and Florian Mintert and Andreas Buchleitner},
journal= {arXiv preprint arXiv:1012.4167},
year = {2012}
}
Comments
15 pages, 6 figures, amended and revised manuscript