Generalized-hydrodynamic approach to inhomogeneous quenches: correlations, entanglement and quantum effects

V Alba, B Bertini, M Fagotti, L Piroli… - Journal of Statistical …, 2021 - iopscience.iop.org
We give a pedagogical introduction to the generalized hydrodynamic approach to
inhomogeneous quenches in integrable many-body quantum systems. We review recent …

Generalized hydrodynamics in the one-dimensional Bose gas: theory and experiments

I Bouchoule, J Dubail - Journal of Statistical Mechanics: Theory …, 2022 - iopscience.iop.org
We review the recent theoretical and experimental progress regarding the generalized
hydrodynamics (GHD) behavior of the one-dimensional (1D) Bose gas with contact …

Quantum generalized hydrodynamics

P Ruggiero, P Calabrese, B Doyon, J Dubail - Physical review letters, 2020 - APS
Physical systems made of many interacting quantum particles can often be described by
Euler hydrodynamic equations in the limit of long wavelengths and low frequencies …

Scaling of fronts and entanglement spreading during a domain wall melting

S Scopa, D Karevski - The European Physical Journal Special Topics, 2023 - Springer
We revisit the out-of-equilibrium physics arising during the unitary evolution of a one-
dimensional XXZ spin chain initially prepared in a domain wall state| ψ 0⟩=|⋯↑↑↓↓⋯⟩ …

Generalized hydrodynamics with space-time inhomogeneous interactions

A Bastianello, V Alba, JS Caux - Physical Review Letters, 2019 - APS
We provide a new hydrodynamic framework to describe out-of-equilibrium integrable
systems with space-time inhomogeneous interactions. Our result builds up on the recently …

Exact hydrodynamic description of symmetry-resolved Rényi entropies after a quantum quench

S Scopa, DX Horváth - Journal of Statistical Mechanics: Theory …, 2022 - iopscience.iop.org
We investigate the non-equilibrium dynamics of the symmetry-resolved Rényi entropies in a
one-dimensional gas of non-interacting spinless fermions by means of quantum generalised …

Quantum quench and thermalization to GGE in arbitrary dimensions and the odd-even effect

P Banerjee, A Gaikwad, A Kaushal… - Journal of High Energy …, 2020 - Springer
A bstract In many quantum quench experiments involving cold atom systems the post-
quench phase can be described by a quantum field theory of free scalars or fermions …

Emergence of hydrodynamic spatial long-range correlations in nonequilibrium many-body systems

B Doyon, G Perfetto, T Sasamoto, T Yoshimura - Physical Review Letters, 2023 - APS
At large scales of space and time, the nonequilibrium dynamics of local observables in
extensive many-body systems is well described by hydrodynamics. At the Euler scale, one …

Experimental observation of curved light-cones in a quantum field simulator

M Tajik, M Gluza, N Sebe… - Proceedings of the …, 2023 - National Acad Sciences
We investigate signal propagation in a quantum field simulator of the Klein–Gordon model
realized by two strongly coupled parallel one-dimensional quasi-condensates. By …

One-particle density matrix and momentum distribution of the out-of-equilibrium one-dimensional Tonks-Girardeau gas: Analytical results at large

S Scopa, P Ruggiero, P Calabrese, J Dubail - Physical Review A, 2023 - APS
In one-dimensional (1D) quantum gases, the momentum distribution (MD) of the atoms is a
standard experimental observable, routinely measured in various experimental setups. The …