From quantum to thermal topological-sector fluctuations of strongly interacting Bosons in a ring lattice

Inspired by recent experiments on Bose–Einstein condensates in ring traps, we investigate the topological properties of the phase of a one-dimensional Bose field in the presence of both thermal and quantum fluctuations—the latter ones being tuned by the depth of an optical lattice applied along the...

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Bibliographic Details
Main Authors: Tommaso Roscilde, Michael F Faulkner, Steven T Bramwell, Peter C W Holdsworth
Format: Article
Language:English
Published: IOP Publishing 2016-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/18/7/075003