2 papers
cond-mat.quant-gas2026
Lee-Huang-Yang dynamics emergent from a direct Wigner representation
King Lun Ng, Maciej BartÅomiej Kruk, Piotr Deuar
We demonstrate how the beyond-mean-field Lee-Huang-Yang (LHY) corrections and its related physics can be naturally incorporated into the representation of an ultracold Bose gas usi…
cond-mat.quant-gas2025
On the fluctuations of the number of atoms in the condensate
Maciej B. Kruk, Piotr Kulik, Malthe F. Andersen +6
Bose-Einstein condensation represents a remarkable phase transition, characterized by the formation of a single quantum subsystem. As a result, the statistical properties of the co…