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 …

The nonperturbative functional renormalization group and its applications

N Dupuis, L Canet, A Eichhorn, W Metzner… - Physics Reports, 2021 - Elsevier
The renormalization group plays an essential role in many areas of physics, both
conceptually and as a practical tool to determine the long-distance low-energy properties of …

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 …

[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 …

Topological edge modes and phase transitions in a critical fermionic chain with long-range interactions

WH Zhong, WL Li, YC Chen, XJ Yu - Physical Review A, 2024 - APS
Long-range interactions can fundamentally alter properties in gapped topological phases
such as emergent massive edge modes. However, recent research has shifted attention to …

Emergent self-duality in a long-range critical spin chain: From deconfined criticality to first-order transition

S Yang, Z Pan, DC Lu, XJ Yu - Physical Review B, 2023 - APS
Over the past few decades, tremendous efforts have been devoted to understanding self-
duality at the quantum critical point, which enlarges the global symmetry and constrains the …

Metastability and discrete spectrum of long-range systems

N Defenu - Proceedings of the National Academy of …, 2021 - National Acad Sciences
Long-lived quasi-stationary states (QSSs) are a signature characteristic of long-range
interacting systems both in the classical and in the quantum realms. Often, they emerge after …

Analytic and numerical bootstrap for the long-range Ising model

C Behan, E Lauria, M Nocchi, P van Vliet - Journal of High Energy Physics, 2024 - Springer
A bstract We combine perturbation theory with analytic and numerical bootstrap techniques
to study the critical point of the long-range Ising (LRI) model in two and three dimensions …

Origin of the slow growth of entanglement entropy in long-range interacting spin systems

A Lerose, S Pappalardi - Physical Review Research, 2020 - APS
Long-range interactions allow far-distance quantum correlations to build up very fast.
Nevertheless, numerical simulations demonstrated a dramatic slowdown of entanglement …

Ensemble inequivalence in long-range quantum systems

N Defenu, D Mukamel, S Ruffo - Physical Review Letters, 2024 - APS
Ensemble inequivalence, ie, the possibility of observing different thermodynamic properties
depending on the statistical ensemble which describes the system, is one of the hallmarks of …