Spinor Bose gases: Symmetries, magnetism, and quantum dynamics

DM Stamper-Kurn, M Ueda - Reviews of Modern Physics, 2013 - APS
Spinor Bose gases form a family of quantum fluids manifesting both magnetic order and<?
format?> superfluidity. This article reviews experimental and theoretical progress in …

Spinor bose–einstein condensates

Y Kawaguchi, M Ueda - Physics Reports, 2012 - Elsevier
An overview of the physics of spinor and dipolar Bose–Einstein condensates (BECs) is
given. Mean-field ground states, Bogoliubov spectra, and many-body ground and excited …

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 …

Observation of dynamical quantum phase transitions with correspondence in an excited state phase diagram

T Tian, HX Yang, LY Qiu, HY Liang, YB Yang, Y Xu… - Physical Review Letters, 2020 - APS
Dynamical quantum phase transitions are closely related to equilibrium quantum phase
transitions for ground states. Here, we report an experimental observation of a dynamical …

Few-body Bose gases in low dimensions—A laboratory for quantum dynamics

SI Mistakidis, AG Volosniev, RE Barfknecht, T Fogarty… - Physics Reports, 2023 - Elsevier
Cold atomic gases have become a paradigmatic system for exploring fundamental physics,
which at the same time allows for applications in quantum technologies. The accelerating …

[HTML][HTML] Solitons in coupled nonlinear Schrödinger models: a survey of recent developments

PG Kevrekidis, DJ Frantzeskakis - Reviews in Physics, 2016 - Elsevier
In this review we try to capture some of the recent excitement induced by experimental
developments, but also by a large volume of theoretical and computational studies …

Many-body quantum chaos in stroboscopically-driven cold atoms

CB Dağ, SI Mistakidis, A Chan… - Communications …, 2023 - nature.com
In quantum chaotic systems, the spectral form factor (SFF), defined as the Fourier transform
of two-level spectral correlation function, is known to follow random matrix theory (RMT) …

Magnetic solitons in a spin-1 Bose-Einstein condensate

X Chai, D Lao, K Fujimoto, R Hamazaki, M Ueda… - Physical Review Letters, 2020 - APS
Vector solitons are a type of solitary or nonspreading wave packet occurring in a nonlinear
medium composed of multiple components. As such, a variety of synthetic systems can be …

Long-lived squeezed ground states in a quantum spin ensemble

L Xin, M Barrios, JT Cohen, MS Chapman - Physical Review Letters, 2023 - APS
We generate spin squeezed ground states in an atomic spin-1 Bose-Einstein condensate
tuned near the quantum-critical point separating the different spin phases of the interacting …

Half-quantum vortices in an antiferromagnetic spinor Bose-Einstein condensate

SW Seo, S Kang, WJ Kwon, Y Shin - Physical Review Letters, 2015 - APS
We report on the observation of half-quantum vortices (HQVs) in the easy-plane polar phase
of an antiferromagnetic spinor Bose-Einstein condensate. Using in situ magnetization …