Stabilizing open quantum batteries by sequential measurements

S Gherardini, F Campaioli, F Caruso, FC Binder - Physical Review Research, 2020 - APS
A quantum battery is a work reservoir that stores energy in quantum degrees of freedom.
When immersed in an environment, an open quantum battery needs to be stabilized against …

[HTML][HTML] Kirkwood-Dirac quasiprobability approach to the statistics of incompatible observables

M Lostaglio, A Belenchia, A Levy… - Quantum, 2023 - quantum-journal.org
Recent work has revealed the central role played by the Kirkwood-Dirac quasiprobability
(KDQ) as a tool to properly account for non-classical features in the context of condensed …

[HTML][HTML] Quantum thermodynamics under continuous monitoring: A general framework

G Manzano, R Zambrini - AVS Quantum Science, 2022 - pubs.aip.org
The thermodynamics of quantum systems driven out of equilibrium has attracted increasing
attention in the last decade, in connection with quantum information and statistical physics …

[PDF][PDF] Kirkwood-Dirac quasiprobability approach to quantum fluctuations: Theoretical and experimental perspectives

M Lostaglio, A Belenchia, A Levy… - arXiv preprint arXiv …, 2022 - researchgate.net
The existence of incompatible physical observables is one of the features that better casts
quantum physics apart from classical mechanics. In fact, incompatible observables are at the …

[HTML][HTML] Arrow of time and its reversal on the IBM quantum computer

GB Lesovik, IA Sadovskyy, MV Suslov, AV Lebedev… - Scientific reports, 2019 - nature.com
Uncovering the origin of the “arrow of time” remains a fundamental scientific challenge.
Within the framework of statistical physics, this problem was inextricably associated with the …

[HTML][HTML] Experimental characterization of the energetics of quantum logic gates

V Cimini, S Gherardini, M Barbieri, I Gianani… - npj Quantum …, 2020 - nature.com
We characterize the energetic footprint of a two-qubit quantum gate from the perspective of
non-equilibrium quantum thermodynamics. We experimentally reconstruct the statistics of …

[HTML][HTML] Experimental signature of initial quantum coherence on entropy production

S Hernández-Gómez, S Gherardini… - npj Quantum …, 2023 - nature.com
We report on the experimental quantification of the contribution to non-equilibrium entropy
production stemming from the quantum coherence content in the initial state of a qubit …

Quantum martingale theory and entropy production

G Manzano, R Fazio, É Roldán - Physical review letters, 2019 - APS
We employ martingale theory to describe fluctuations of entropy production for open
quantum systems in nonequilbrium steady states. Using the formalism of quantum jump …

Energy fluctuation relations and repeated quantum measurements

S Gherardini, L Buffoni, G Giachetti… - Chaos, Solitons & …, 2022 - Elsevier
In this paper, we discuss the statistical description in non-equilibrium regimes of energy
fluctuations originated by the interaction between a quantum system and a measurement …

Nonequilibrium quantum-heat statistics under stochastic projective measurements

S Gherardini, L Buffoni, MM Müller, F Caruso… - Physical Review E, 2018 - APS
In this paper we aim at characterizing the effect of stochastic fluctuations on the distribution
of the energy exchanged by a quantum system with the external environment under …