Observation of universal dynamics in a spinor Bose gas far from equilibrium

M Prüfer, P Kunkel, H Strobel, S Lannig, D Linnemann… - Nature, 2018 - nature.com
Predicting the dynamics of quantum systems far from equilibrium represents one of the most
challenging problems in theoretical many-body physics,. While the evolution of a many-body …

Universality class of a spinor Bose–Einstein condensate far from equilibrium

SJ Huh, K Mukherjee, K Kwon, J Seo, J Hur… - Nature Physics, 2024 - nature.com
Scale invariance and self-similarity in physics provide a unified framework for classifying
phases of matter and dynamical properties near equilibrium in both classical and quantum …

Universal dynamics and non-thermal fixed points in quantum fluids far from equilibrium

AN Mikheev, I Siovitz, T Gasenzer - The European Physical Journal …, 2023 - Springer
Closed quantum systems far from thermal equilibrium can show universal dynamics near
attractor solutions, known as non-thermal fixed points, generically in the form of scaling …

Phase separation and dynamics of two-component Bose-Einstein condensates

KL Lee, NB Jørgensen, IK Liu, L Wacker, JJ Arlt… - Physical Review A, 2016 - APS
The miscibility of two interacting quantum systems is an important testing ground for the
understanding of complex quantum systems. Two-component Bose-Einstein condensates …

Emergence of order from turbulence in an isolated planar superfluid

T Simula, MJ Davis, K Helmerson - Physical review letters, 2014 - APS
We study the relaxation dynamics of an isolated zero temperature quasi-two-dimensional
superfluid Bose-Einstein condensate that is imprinted with a spatially random distribution of …

A double species 23Na and 87Rb Bose–Einstein condensate with tunable miscibility via an interspecies Feshbach resonance

F Wang, X Li, D **ong, D Wang - Journal of Physics B: Atomic …, 2015 - iopscience.iop.org
We have realized a dual-species Bose–Einstein condensate (BEC) of 23 Na and 87 Rb
atoms and observed its immiscibility. Because of the favorable background intra-and inter …

Strongly anomalous non-thermal fixed point in a quenched two-dimensional Bose gas

M Karl, T Gasenzer - New Journal of Physics, 2017 - iopscience.iop.org
Universal scaling behavior in the relaxation dynamics of an isolated two-dimensional Bose
gas is studied by means of semi-classical stochastic simulations of the Gross–Pitaevskii …

Universal coarsening dynamics of a quenched ferromagnetic spin-1 condensate

LA Williamson, PB Blakie - Physical review letters, 2016 - APS
We demonstrate that a quasi-two-dimensional spin-1 condensate quenched to a
ferromagnetic phase undergoes universal coarsening in its late time dynamics. The quench …

Kinetic theory of nonthermal fixed points in a Bose gas

I Chantesana, AP Orioli, T Gasenzer - Physical Review A, 2019 - APS
We outline a kinetic theory of nonthermal fixed points for the example of a dilute Bose gas,
partially reviewing results obtained earlier, thereby extending, complementing, generalizing …

Non-thermal fixed points in Bose gas experiments

L Madeira, VS Bagnato - Symmetry, 2022 - mdpi.com
One of the most challenging tasks in physics has been understanding the route an out-of-
equilibrium system takes to its thermalized state. This problem can be particularly …