Random quantum circuits

MPA Fisher, V Khemani, A Nahum… - Annual Review of …, 2023 - annualreviews.org
Quantum circuits—built from local unitary gates and local measurements—are a new
playground for quantum many-body physics and a tractable setting to explore universal …

Cold-atom quantum simulators of gauge theories

JC Halimeh, M Aidelsburger, F Grusdt, P Hauke… - Nature Physics, 2025 - nature.com
Gauge theories constitute the basis of the Standard Model and provide useful descriptions of
various phenomena in condensed matter. Realizing gauge theories on tunable tabletop …

Symmetry restoration and quantum Mpemba effect in symmetric random circuits

S Liu, HK Zhang, S Yin, SX Zhang - Physical Review Letters, 2024 - APS
Entanglement asymmetry, which serves as a diagnostic tool for symmetry breaking and a
proxy for thermalization, has recently been proposed and studied in the context of symmetry …

Theory of the phase transition in random unitary circuits with measurements

Y Bao, S Choi, E Altman - Physical Review B, 2020 - APS
We present a theory of the entanglement transition tuned by measurement strength in qudit
chains evolved by random unitary circuits and subject to either weak or random projective …

Probing Rényi entanglement entropy via randomized measurements

T Brydges, A Elben, P Jurcevic, B Vermersch, C Maier… - Science, 2019 - science.org
Entanglement is a key feature of many-body quantum systems. Measuring the entropy of
different partitions of a quantum system provides a way to probe its entanglement structure …

Entanglement asymmetry and quantum Mpemba effect in the XY spin chain

S Murciano, F Ares, I Klich… - Journal of Statistical …, 2024 - iopscience.iop.org
Entanglement asymmetry is a quantity recently introduced to measure how much a
symmetry is broken in a part of an extended quantum system. It has been employed to …

Challenges to observation of many-body localization

P Sierant, J Zakrzewski - Physical Review B, 2022 - APS
We study time dynamics of 1D disordered Heisenberg spin-1/2 chains focusing on a regime
of large system sizes and a long-time evolution. This regime is relevant for observation of …

Quantum chaos challenges many-body localization

J Šuntajs, J Bonča, T Prosen, L Vidmar - Physical Review E, 2020 - APS
Characterizing states of matter through the lens of their ergodic properties is a fascinating
new direction of research. In the quantum realm, the many-body localization (MBL) was …

Distinguishing localization from chaos: Challenges in finite-size systems

DA Abanin, JH Bardarson, G De Tomasi… - Annals of Physics, 2021 - Elsevier
We re-examine attempts to study the many-body localization transition using measures that
are physically natural on the ergodic/quantum chaotic regime of the phase diagram. Using …

Noninvertible symmetry-resolved Affleck-Ludwig-Cardy formula and entanglement entropy from the boundary tube algebra

Y Choi, BC Rayhaun, Y Zheng - Physical Review Letters, 2024 - APS
We derive a refined version of the Affleck-Ludwig-Cardy formula for a 1+ 1 D conformal field
theory, which controls the asymptotic density of high energy states on an interval …