Istituto Nazionale di Fisica Nucleare, Sezione di Pisa

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19922026

most citedObservation of Gravitational Waves from a Binary Black Hole Merger

14.2k citations

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Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

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223 papers · 1 filter

cond-mat.stat-mech2026

Charged Abelian Higgs phase transitions in three-dimensional compact lattice U(1) gauge models with multicharge scalar matter

Claudio Bonati, Filippo Mariani, Ettore Vicari

We consider three-dimensional (3D) lattice Abelian Higgs models, with compact U(1) gauge variables coupled to a doubly-charged $N$ -component complex scalar field (CLAH). We focus o…

cond-mat.stat-mech2026

Inhomogeneous quenches and GHD in the $ν = 1$ QSSEP model

Angelo Russotto, Filiberto Ares, Pasquale Calabrese +1

We investigate the dynamics of the $ν = 1$ Quantum Symmetric Simple Exclusion Process starting from spatially inhomogeneous initial states. This one-dimensional system of free fermio…

cond-mat.stat-mech2026★ 1 cited

Quantum quenches across continuous and first-order quantum transitions in one-dimensional quantum Ising models

Andrea Pelissetto, Davide Rossini, Ettore Vicari

We investigate the quantum dynamics generated by quantum quenches (QQs) of the Hamiltonian parameters in many-body systems, focusing on protocols that cross first-order and continu…

cond-mat.stat-mech2025★ 3 cited

Dynamics of entanglement fluctuations and quantum Mpemba effect in the $ν = 1$ QSSEP model

Angelo Russotto, Filiberto Ares, Pasquale Calabrese +1

We study the out-of-equilibrium dynamics of entanglement fluctuations in the $ν = 1$ Quantum Symmetric Simple Exclusion Process, a free-fermion chain with hopping amplitudes that are…

cond-mat.stat-mech2025★ 2 cited

$ν$ -QSSEP: A toy model for entanglement spreading in stochastic diffusive quantum systems

Vincenzo Alba

We investigate out-of-equilibrium entanglement dynamics in a generalization of the so-called $QS S E P$ model, which is a free-fermion chain with stochastic in space and time hopping…

cond-mat.stat-mech2025

Stability of universal properties against perturbations of the Markov Chain Monte Carlo algorithm

Matteo Bacci, Claudio Bonati

We numerically investigate the stability of universal properties at continuous phase transitions against perturbations of the Markov Chain Monte Carlo algorithm used to simulate th…

cond-mat.stat-mech2025★ 6 cited

Out-of-equilibrium dynamics across the first-order quantum transitions of one-dimensional quantum Ising models

Andrea Pelissetto, Davide Rossini, Ettore Vicari

We study the out-of-equilibrium dynamics of one-dimensional quantum Ising models in a transverse field $g$ , driven by a time-dependent longitudinal field $h$ across their {\em magn…

cond-mat.stat-mech2025★ 3 cited

Eigenstate Thermalization Hypothesis (ETH) for off-diagonal matrix elements in integrable spin chains

Federico Rottoli, Vincenzo Alba

We investigate off-diagonal matrix elements of local operators in integrable spin chains, focusing on the isotropic spin- $1/2$ Heisenberg chain ( $X X X$ chain). We employ state-of-th…

cond-mat.stat-mech2025★ 7 cited

Critical relaxational dynamics at the continuous transitions of three-dimensional spin models with $Z_{2}$ gauge symmetry

Claudio Bonati, Andrea Pelissetto, Ettore Vicari

We characterize the dynamic universality classes of a relaxational dynamics under equilibrium conditions at the continuous transitions of three-dimensional (3D) spin systems with a…

cond-mat.stat-mech2024★ 3 cited

More on the Operator Space Entanglement (OSE): Rényi OSE, revivals, and integrability breaking

Vincenzo Alba

We investigate the dynamics of the Rényi Operator Space Entanglement ( $O S E$ ) entropies $S_{n}$ across several one-dimensional integrable and chaotic models. As a paradigmatic integra…

cond-mat.stat-mech2024★ 11 cited

Three-dimensional Abelian and non-Abelian gauge Higgs theories

Claudio Bonati, Andrea Pelissetto, Ettore Vicari

Gauge symmetries and Higgs mechanisms are key features of theories describing high-energy particle physics and collective phenomena in statistical and condensed-matter physics. In…

cond-mat.stat-mech2024★ 1 cited

Fate of entanglement in quadratic Markovian dissipative systems

Fabio Caceffo, Vincenzo Alba

We develop a hydrodynamic description for the driven-dissipative dynamics of the entanglement negativity, which quantifies the genuine entanglement in mixed-state systems. We focus…

cond-mat.stat-mech2024★ 3 cited

Strong-coupling critical behavior in three-dimensional lattice Abelian gauge models with charged $N$ -component scalar fields and $S O (N)$ symmetry

Claudio Bonati, Andrea Pelissetto, Ettore Vicari

We consider a three-dimensional lattice Abelian Higgs gauge model for a charged $N$ -component scalar field $ϕ$ , which is invariant under $S O (N)$ global transformations for generic…

cond-mat.stat-mech2024

Bound-state confinement after trap-expansion dynamics in integrable systems

Leonardo Biagetti, Vincenzo Alba

Integrable systems possess stable families of quasiparticles, which are composite objects (bound states) of elementary excitations. Motivated by recent quantum computer experiments…

cond-mat.stat-mech2024★ 48 cited

Entangled multiplets, asymmetry, and quantum Mpemba effect in dissipative systems

Fabio Caceffo, Sara Murciano, Vincenzo Alba

Recently, the entanglement asymmetry emerged as an informative tool to understand dynamical symmetry restoration in out-of-equilibrium quantum many-body systems after a quantum que…

cond-mat.stat-mech2023★ 6 cited

Free fermions with dephasing and boundary driving: Bethe Ansatz results

Vincenzo Alba

By employing the Lindblad equation, we derive the evolution of the two-point correlator for a free-fermion chain of length $L$ subject to bulk dephasing and boundary losses. We use…

cond-mat.stat-mech2023

Role of positional disorder in fully textured ensembles of Ising-like dipoles

J. J. Alonso, B. Alles, J. G. Malherbe +1

We study by numerical simulation the magnetic order in ensembles of randomly packed magnetic spherical particles which, induced by their uniaxial anisotropy in the strong coupling…

cond-mat.stat-mech2023★ 3 cited

Thermal-bath effects in quantum quenches within quantum critical regimes

Francesco Tarantelli, Ettore Vicari

We address the out-of-equilibrium dynamics arising from quantum-quench (QQ) protocols (instantaneous changes of the Hamiltonian parameters) in many-body systems within their quantu…

cond-mat.stat-mech2023★ 8 cited

Out-of-equilibrium scaling behavior arising during round-trip protocols across a quantum first-order transition

Francesco Tarantelli, Stefano Scopa

We investigate the nonequilibrium dynamics of quantum spin chains during a round-trip protocol that slowly drives the system across a quantum first-order transition. Out-of-equilib…

cond-mat.stat-mech2023★ 13 cited

Negative tripartite mutual information after quantum quenches in integrable systems

Fabio Caceffo, Vincenzo Alba

We build the quasiparticle picture for the tripartite mutual information (TMI) after quantum quenches in spin chains that can be mapped onto free-fermion theories. A nonzero TMI (e…

cond-mat.stat-mech2023★ 13 cited

Symmetry-resolved entanglement in fermionic systems with dissipation

Sara Murciano, Pasquale Calabrese, Vincenzo Alba

We investigate symmetry-resolved entanglement in out-of-equilibrium fermionic systems subject to gain and loss dissipation, which preserves the block-diagonal structure of the redu…

cond-mat.stat-mech2023★ 24 cited

Entanglement dynamics with string measurement operators

Giulia Piccitto, Angelo Russomanno, Davide Rossini

We explain how to apply a Gaussian-preserving operator to a fermionic Gaussian state. We use this method to study the evolution of the entanglement entropy of an Ising spin chain f…

cond-mat.stat-mech2023★ 2 cited

Entanglement in the Quantum Spherical Model -- a Review

Sascha Wald, Raul Arias, Vincenzo Alba

We review some recent results on entanglement in the Quantum Spherical Model (QSM). The focus lays on the physical results rather than the mathematical details. Specifically, we st…

cond-mat.stat-mech2022★ 10 cited

Out-of-equilibrium finite-size scaling in generalized Kibble-Zurek protocols crossing quantum phase transitions in the presence of symmetry-breaking perturbations

Francesca De Franco, Ettore Vicari

We study the effects of symmetry-breaking perturbations in the out-of-equilibrium quantum dynamics of many-body systems slowly driven across a continuous quantum transition (CQT) b…

Charged Abelian Higgs phase transitions in three-dimensional compact lattice U(1) gauge models with multicharge scalar matter

Inhomogeneous quenches and GHD in the ν=1 QSSEP model

Quantum quenches across continuous and first-order quantum transitions in one-dimensional quantum Ising models

Dynamics of entanglement fluctuations and quantum Mpemba effect in the ν=1 QSSEP model

ν-QSSEP: A toy model for entanglement spreading in stochastic diffusive quantum systems

Stability of universal properties against perturbations of the Markov Chain Monte Carlo algorithm

Out-of-equilibrium dynamics across the first-order quantum transitions of one-dimensional quantum Ising models

Eigenstate Thermalization Hypothesis (ETH) for off-diagonal matrix elements in integrable spin chains

Critical relaxational dynamics at the continuous transitions of three-dimensional spin models with Z2​ gauge symmetry

More on the Operator Space Entanglement (OSE): Rényi OSE, revivals, and integrability breaking

Three-dimensional Abelian and non-Abelian gauge Higgs theories

Fate of entanglement in quadratic Markovian dissipative systems

Strong-coupling critical behavior in three-dimensional lattice Abelian gauge models with charged N-component scalar fields and SO(N) symmetry

Bound-state confinement after trap-expansion dynamics in integrable systems

Entangled multiplets, asymmetry, and quantum Mpemba effect in dissipative systems

Free fermions with dephasing and boundary driving: Bethe Ansatz results

Role of positional disorder in fully textured ensembles of Ising-like dipoles

Thermal-bath effects in quantum quenches within quantum critical regimes

Out-of-equilibrium scaling behavior arising during round-trip protocols across a quantum first-order transition

Negative tripartite mutual information after quantum quenches in integrable systems

Symmetry-resolved entanglement in fermionic systems with dissipation

Entanglement dynamics with string measurement operators

Entanglement in the Quantum Spherical Model -- a Review

Out-of-equilibrium finite-size scaling in generalized Kibble-Zurek protocols crossing quantum phase transitions in the presence of symmetry-breaking perturbations

Inhomogeneous quenches and GHD in the $ν = 1$ QSSEP model

Dynamics of entanglement fluctuations and quantum Mpemba effect in the $ν = 1$ QSSEP model

$ν$ -QSSEP: A toy model for entanglement spreading in stochastic diffusive quantum systems

Critical relaxational dynamics at the continuous transitions of three-dimensional spin models with $Z_{2}$ gauge symmetry

Strong-coupling critical behavior in three-dimensional lattice Abelian gauge models with charged $N$ -component scalar fields and $S O (N)$ symmetry