Filtern
Volltext vorhanden
- nein (1)
Erscheinungsjahr
- 2017 (1) (entfernen)
Dokumenttyp
- Wissenschaftlicher Artikel (1) (entfernen)
Sprache
- Englisch (1)
Gehört zur Bibliographie
- ja (1)
Schlagworte
- critical fluctuations (1) (entfernen)
Institut
- Institut für Physik und Astronomie (1) (entfernen)
We analyze the cross-over of a homogeneous, weakly interacting Bose gas in one dimension from the ideal gas into the dense quasi-condensate phase. We review a number of mean-field theories, perturbative or self-consistent, and provide accurate evaluations of equation of state, density fluctuations, and correlation functions. A smooth crossover is reproduced by classical-field simulations based on the stochastic Gross-Pitaevskii equation and the Yang-Yang solution to the one-dimensional Bose gas.