156 citations · 823 across the 33 of their papers we have counts for
33 papers
Dynamical phase transitions for single particles in the semiclassical and weak noise limits
Norayr Asriyan, Jan Meibohm, Vasco Cavina +1
We present a unifying description of dynamical phase transitions in the unitary evolution of an isolated quantum particle and the dissipative relaxation of a classical Brownian par…
Non-Hermitian entropy production from fluctuation theorems
Vasco Cavina, Frank Ernesto Quintela Rodríguez, Donato Farina
We develop a first-principles thermodynamic framework for non-Hermitian dynamics based on a post-selected version of the fluctuation theorem. This allows us to identify a quantity…
Controlling the non-Markovianity of quantum Brownian motion
Guglielmo Pellitteri, Vittorio Giovannetti, Vasco Cavina
We analyze the exact dynamics of a generalized quantum Brownian motion model, employing Gaussian master equation methods. We demonstrate that, by modulating the relative weights of…
Generalized multilevel amplitude damping channels and their thermodynamic performances
Vito Vetrano, Vittorio Giovannetti, Vasco Cavina
We introduce a new class of quantum channels, the Generalized Multilevel Amplitude Damping (GMAD) channels, to model noise and decoherence effects in a qudit coupled to a thermal e…
Exact quantum transport in non-Markovian open Gaussian systems
Guglielmo Pellitteri, Vittorio Giovannetti, Vasco Cavina
We build an exact framework to evaluate heat, energy, and particle transport between Gaussian reservoirs mediated by a quadratic quantum system. By combining full counting statisti…
Extracting and charging energy into almost unknown quantum states
Andrea Canzio, Vasco Cavina, Roberto Menta +1
In this work, we investigate the amount of energy that can be extracted or charged through unitary operations when only minimal information about the state is known. Assuming knowl…
The entropic coherence is a necessary resource for non-energy preserving gates
Riccardo Castellano, Vasco Cavina, Marti Perarnau-Llobet +2
We consider the task of implementing non-energy preserving gates (NEPG) on a finite-dimensional system S via an energy-preserving interaction with an external battery B. We prove t…
Exact requirements for battery-assisted qubit gates
Riccardo Castellano, Vasco Cavina, Martí Perarnau-Llobet +2
We consider the implementation of a unitary gate on a qubit system S via a global energy-preserving operation acting on S and an auxiliary system B that can be seen as a battery. W…
Extracting energy via bosonic Gaussian operations
Frank Ernesto Quintela Rodriguez, Francesco Anna Mele, Salvatore Francesco Emanuele Oliviero +3
Quantum thermodynamics is often formulated as a theory with constrained access to operations and resources. In this manuscript, we find a closed formula for the Gaussian ergotropy,…
Exact non-Markovian master equations: a generalized derivation for Gaussian systems
Antonio D'Abbruzzo, Vittorio Giovannetti, Vasco Cavina
We derive an exact master equation that captures the dynamics of a quadratic quantum system linearly coupled to a Gaussian environment of the same statistics: the Gaussian Master E…
Unifying quantum stochastic methods using Wick's theorem on the Keldysh contour
Vasco Cavina, Antonio D'Abbruzzo, Vittorio Giovannetti
We present a method, based on the Keldysh formalism, for deriving stochastic master equations that describe the non-Markovian dynamics of a quantum system coupled to a Gaussian env…
Single-atom dissipation and dephasing in Dicke and Tavis-Cummings quantum batteries
Andrea Canzio, Vasco Cavina, Marco Polini +1
We study the influence of single-atom dissipation and dephasing noise on the performance of Dicke and Tavis-Cummings quantum batteries, where the electromagnetic field of the cavit…
Quantum thermodynamics of the Caldeira-Leggett model with non-equilibrium Gaussian reservoirs
Vasco Cavina, Massimiliano Esposito
We introduce a non-equilibrium version of the Caldeira-Leggett model in which a quantum particle is strongly coupled to a set of engineered reservoirs. The reservoirs are composed…
Symmetry shapes thermodynamics of macroscopic quantum systems
Vasco Cavina, Ariane Soret, Timur Aslyamov +2
We derive a systematic approach to the thermodynamics of quantum systems based on the underlying symmetry groups. We show that the entropy of a system can be described in terms of…
Methods and Conversations in (Post)Modern Thermodynamics
Francesco Avanzini, Massimo Bilancioni, Vasco Cavina +19
Lecture notes after the doctoral school (Post)Modern Thermodynamics held at the University of Luxembourg, December 2022, 5-7, covering and advancing continuous-time Markov chains,…
A convenient Keldysh contour for thermodynamically consistent perturbative and semiclassical expansions
Vasco Cavina, Sadeq S. Kadijani, Massimiliano Esposito +1
The work fluctuation theorem (FT) is a symmetry connecting the moment generating functions (MGFs) of the work extracted in a given process and in its time-reversed counterpart. We…
A time-dependent regularization of the Redfield equation
Antonio D'Abbruzzo, Vasco Cavina, Vittorio Giovannetti
We introduce a new regularization of the Redfield equation based on a replacement of the Kossakowski matrix with its closest positive semidefinite neighbor. Unlike most of the exis…
Optimal Control Methods for Quantum Batteries
Francesco Mazzoncini, Vasco Cavina, Gian Marcello Andolina +2
We investigate the optimal charging processes for several models of quantum batteries, finding how to maximize the energy stored in a given battery with a finite-time modulation of…
Thermodynamic consistency of quantum master equations
Ariane Soret, Vasco Cavina, Massimiliano Esposito
Starting from a microscopic system-baths description, we derive the general conditions for a time-local quantum master equation (QME) to satisfy the first and second law of thermod…
Noise-assisted and monitoring-enhanced quantum bath tagging
Donato Farina, Vasco Cavina, Marco G. Genoni +1
We analyze the capability of discriminating the statistical nature of a thermal bath by exploiting the interaction with an additional environment. We first shows that, at differenc…
Maximum power heat engines and refrigerators in the fast-driving regime
Vasco Cavina, Paolo A. Erdman, Paolo Abiuso +2
We study the optimization of the performance of arbitrary periodically driven thermal machines. Within the assumption of fast modulation of the driving parameters, we derive the op…
Discrimination of thermal baths by single qubit probes
Ilaria Gianani, Donato Farina, Marco Barbieri +3
Non-equilibrium states of quantum systems in contact with thermal baths help telling environments with different temperatures or different statistics apart. We extend these studies…
Work statistics across a quantum phase transition
Zhaoyu Fei, Nahuel Freitas, Vasco Cavina +2
We investigate the statistics of the work performed during a quench across a quantum phase transition using the adiabatic perturbation theory. It is shown that all the cumulants of…
Quantum bath statistics tagging
Donato Farina, Vasco Cavina, Vittorio Giovannetti
The possibility of discriminating the statistics of a thermal bath using indirect measurements performed on quantum probes is presented. The scheme relies on the fact that, when we…