Quantum turbulence in trapped atomic Bose–Einstein condensates

MC Tsatsos, PES Tavares, A Cidrim, AR Fritsch… - Physics Reports, 2016 - Elsevier
Turbulence, the complicated fluid behavior of nonlinear and statistical nature, arises in many
physical systems across various disciplines, from tiny laboratory scales to geophysical and …

Polygons of quantized vortices in Bose-Einstein condensates with a circular trap

A Paredes, JR Salgueiro, H Michinel - Physical Review E, 2023 - APS
We consider a disk-shaped cold atom Bose-Einstein condensate with repulsive atom-atom
interactions within a circular trap, described by a two-dimensional time-dependent Gross …

Computing stationary solutions of the two-dimensional Gross–Pitaevskii equation with deflated continuation

EG Charalampidis, PG Kevrekidis, PE Farrell - … in Nonlinear Science and …, 2018 - Elsevier
In this work we employ a recently proposed bifurcation analysis technique, the deflated
continuation algorithm, to compute steady-state solitary waveforms in a one-component, two …

Deep-learning-based quantum vortex detection in atomic Bose–Einstein condensates

F Metz, J Polo, N Weber, T Busch - Machine Learning: Science …, 2021 - iopscience.iop.org
Quantum vortices naturally emerge in rotating Bose–Einstein condensates (BECs) and,
similarly to their classical counterparts, allow the study of a range of interesting out-of …

Periodic and quasi-periodic solutions of a four-dimensional singular differential system describing the motion of vortices

Z Liang, S Li, X Li - Advances in Nonlinear Analysis, 2023 - degruyter.com
In this article, we consider a four-dimensional singular differential system that can describe
the dynamics of configurations bearing a small number of vortices in atomic Bose-Einstein …

Generating and manipulating quantized vortices on-demand in a Bose-Einstein condensate: A numerical study

B Gertjerenken, PG Kevrekidis, R Carretero-Gonzalez… - Physical Review A, 2016 - APS
We numerically investigate an experimentally viable method for generating and
manipulating on-demand several vortices in a highly oblate atomic Bose-Einstein …

Phase topology of two vortices of the identical intensities in Bose-Einstein condensate

PE Ryabov, SV Sokolov - arXiv preprint arXiv:1812.11749, 2018 - arxiv.org
Completely Liouville integrable Hamiltonian system with two degrees of freedom, describing
the dynamics of two vortex filaments in a Bose-Einstein condensate enclosed in a cylindrical …

Bifurcation diagram of one generalized integrable model of vortex dynamics

PE Ryabov, AA Shadrin - Regular and Chaotic Dynamics, 2019 - Springer
This article is devoted to the results of phase topology research on a generalized
mathematical model, which covers such two problems as the dynamics of two point vortices …

A tale of two distributions: from few to many vortices in quasi-two-dimensional Bose–Einstein condensates

T Kolokolnikov, PG Kevrekidis… - Proceedings of the …, 2014 - royalsocietypublishing.org
Motivated by the recent successes of particle models in capturing the precession and
interactions of vortex structures in quasi-two-dimensional Bose–Einstein condensates, we …

Chaotic behavior of three interacting vortices in a confined Bose-Einstein condensate

N Kyriakopoulos, V Koukouloyannis… - … Journal of Nonlinear …, 2014 - pubs.aip.org
Motivated by recent experimental works, we investigate a system of vortex dynamics in an
atomic Bose-Einstein condensate (BEC), consisting of three vortices, two of which have the …