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 …

Out-of-time-order correlators and quantum chaos

I García-Mata, RA Jalabert, DA Wisniacki - ar** into a vibrant
research area at the interface between various disciplines, ranging from statistical physics to …

Scrambling and quantum chaos indicators from long-time properties of operator distributions

S Omanakuttan, K Chinni, PD Blocher, PM Poggi - Physical Review A, 2023 - APS
Scrambling is a key concept in the analysis of nonequilibrium properties of quantum many-
body systems. Most studies focus on its characterization via out-of-time-ordered correlation …

Probing an excited-state quantum phase transition in a quantum many-body system via an out-of-time-order correlator

Q Wang, F Pérez-Bernal - Physical Review A, 2019 - APS
Out-of-time-order correlators (OTOCs) play an increasingly important role in different fields of
physics and in particular they provide a way of quantifying information scrambling in …