Long-range interacting quantum systems

N Defenu, T Donner, T Macrì, G Pagano, S Ruffo… - Reviews of Modern …, 2023 - APS
In this review recent investigations are summarized of many-body quantum systems with
long-range interactions, which are currently realized in Rydberg atom arrays, dipolar …

[HTML][HTML] Out-of-equilibrium dynamics of quantum many-body systems with long-range interactions

N Defenu, A Lerose, S Pappalardi - Physics Reports, 2024 - Elsevier
Experimental progress in atomic, molecular, and optical platforms in the last decade has
stimulated strong and broad interest in the quantum coherent dynamics of many long-range …

Provably efficient machine learning for quantum many-body problems

HY Huang, R Kueng, G Torlai, VV Albert, J Preskill - Science, 2022 - science.org
Classical machine learning (ML) provides a potentially powerful approach to solving
challenging quantum many-body problems in physics and chemistry. However, the …

Theory of trotter error with commutator scaling

AM Childs, Y Su, MC Tran, N Wiebe, S Zhu - Physical Review X, 2021 - APS
The Lie-Trotter formula, together with its higher-order generalizations, provides a direct
approach to decomposing the exponential of a sum of operators. Despite significant effort …

Dynamical purification phase transition induced by quantum measurements

MJ Gullans, DA Huse - Physical Review X, 2020 - APS
Continuously monitoring the environment of a quantum many-body system reduces the
entropy of (purifies) the reduced density matrix of the system, conditional on the outcomes of …

Speed limits and locality in many-body quantum dynamics

CFA Chen, A Lucas, C Yin - Reports on Progress in Physics, 2023 - iopscience.iop.org
We review the mathematical speed limits on quantum information processing in many-body
systems. After the proof of the Lieb–Robinson Theorem in 1972, the past two decades have …

Measurement-induced transition in long-range interacting quantum circuits

M Block, Y Bao, S Choi, E Altman, NY Yao - Physical Review Letters, 2022 - APS
The competition between scrambling unitary evolution and projective measurements leads
to a phase transition in the dynamics of quantum entanglement. Here, we demonstrate that …

Scrambling dynamics and out-of-time-ordered correlators in quantum many-body systems

S Xu, B Swingle - PRX quantum, 2024 - APS
This tutorial article introduces the physics of quantum information scrambling in quantum
many-body systems. The goals are to understand how to precisely quantify the spreading of …

Fate of measurement-induced phase transition in long-range interactions

T Minato, K Sugimoto, T Kuwahara, K Saito - Physical review letters, 2022 - APS
We consider quantum many-body dynamics under quantum measurements, where the
measurement-induced phase transitions (MIPs) occur when changing the frequency of the …

Programmable quantum simulations of spin systems with trapped ions

C Monroe, WC Campbell, LM Duan, ZX Gong… - Reviews of Modern …, 2021 - APS
Laser-cooled and trapped atomic ions form an ideal standard for the simulation of interacting
quantum spin models. Effective spins are represented by appropriate internal energy levels …