2 papers
cond-mat.quant-gas2026
Generalized Gross-Pitaevskii Equation for 2D Bosons with Attractive Interactions
MichaÅ Suchorowski, Fabian Brauneis, Hans-Werner Hammer +2
We introduce a generalized Gross-Pitaevskii equation that provides a nonlinear framework for studying two-dimensional (2D) attractive Bose systems. Its defining feature is the loga…
cond-mat.quant-gas2025
Quantum rotor in a two-dimensional mesoscopic Bose gas
MichaÅ Suchorowski, Alina Badamshina, Mikhail Lemeshko +2
We investigate a molecular quantum rotor in a two-dimensional Bose-Einstein condensate. The focus is on studying the angulon quasiparticle concept in the crossover from few- to man…