We are on the verge of a new scientific and technological era as the first quantum simulators able to investigate physical systems that cannot be studied classically are about to be built in the laboratories. Controlling and probing complex quantum systems is of paramount importance for the implementation of these devices.Quantum simulators are controllable complex quantum systems that emulate the behaviour of other quantum systems whose properties cannot be easily tested. While several models of quantum simulators are currently under construction, the development of effective probing techniques is still lagging behind, despite their crucial role. In most of the quantum simulator experiments measurement techniques are invasive and destructive, destroying not only the very quantum properties from which the simulator stems, but often also the quantum system itself.QuProCS works on the development of a radically new approach to probe complex quantum systems for quantum simulations, based on the quantification and optimisation of the information that can be extracted by an immersed quantum probe as opposed to a classical one. The team will theoretically investigate and experimentally implement quantum information probes to detect and characterise quantum correlations, quantum phase transitions, transport properties, and nonequilibrium
phenomena in ultracold gases. By a shift in perspective to a complementary viewpoint, we will at the same time investigate experimentally, in a quantum optical platform, how changing the properties of the environment via reservoir engineering modifies the behaviour of the quantum probe. We will develop optimal probing strategies to read out and benchmark quantum simulators, thus providing the most crucial ingredient for commercial devices.
Dati Generali
Partecipanti
PARIS MATTEO
Responsabile scientifico
Dipartimenti coinvolti
Dipartimento di Fisica Aldo Pontremoli
Principale
Tipo
H20_RIA - Horizon 2020_Research & Innovation Action/Innovation Action
Finanziatore
EUROPEAN COMMISSION
Organizzazione Esterna Ente Finanziatore
Capofila
TURUN YLIOPISTO (IRIS)
Periodo di attività
Aprile 1, 2015 - Marzo 31, 2018
Durata progetto
36 mesi
Pubblicazioni
Pubblicazioni (47)
Robust multipartite entanglement generation via a collision model
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2019
Articolo
Partially Open Access
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Continuous-variable quantum probes for structured environments
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2018
Articolo
Open Access
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Detection of squeezed light with glass-integrated technology embedded into a homodyne detector setup
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA. B, OPTICAL PHYSICSOPTICAL SOCIETY OF AMERICA
2018
Articolo
Reserved Access
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Entropy production and correlations in a controlled non-Markovian setting
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2018
Articolo
Open Access
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Generalized trace distance approach to quantum non-Markovianity and detection of initial correlations
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2018
Articolo
Open Access
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Mixing-induced quantum non-Markovianity and information flow
NEW JOURNAL OF PHYSICSINSTITUTE OF PHYSICS (IOP) PUBLISHING
2018
Articolo
Open Access
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System-environment correlations and Markovian embedding of quantum non-Markovian dynamics
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2018
Articolo
Open Access
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Trade-off between information and disturbance in qubit thermometry
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2018
Articolo
Open Access
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An effective iterative method to build the Naimark extension of rank-n POVMs
INTERNATIONAL JOURNAL OF QUANTUM INFORMATIONWORLD SCIENTIFIC
2017
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2017
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Experimental quantum tomography of a homodyne detector
NEW JOURNAL OF PHYSICS2017
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GPU-accelerated algorithms for many-particle continuous-time quantum walks
COMPUTER PHYSICS COMMUNICATIONSELSEVIER B.V.
2017
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2017
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Open Access
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Microscopic description for the emergence of collective dissipation in extended quantum systems
SCIENTIFIC REPORTSNATURE PUBLISHING GROUP
2017
Articolo
Open Access
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Non-Markovianity by undersampling in quantum optical simulators
INTERNATIONAL JOURNAL OF QUANTUM INFORMATIONWORLD SCIENTIFIC
2017
Articolo
Reserved Access
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Quantum Non-Markovian Piecewise Dynamics from Collision Models
OPEN SYSTEMS & INFORMATION DYNAMICSWORLD SCIENTIFIC
2017
Articolo
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Quantum limits to mass sensing in a gravitational field
JOURNAL OF PHYSICS. A, MATHEMATICAL AND THEORETICAL2017
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Quantum metrology beyond the quantum Cramér-Rao theorem
PHYSICAL REVIEW A2017
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Open Access
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Quantum-limited estimation of continuous spontaneous localization
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2017
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Open Access
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Achieving the Landau bound to precision of quantum thermometry in systems with vanishing gap
JOURNAL OF PHYSICS. A, MATHEMATICAL AND THEORETICALINSTITUTE OF PHYSICS (IOP) PUBLISHING
2016
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Assessing the significance of fidelity as a figure of merit in quantum state reconstruction of discrete and continuous-variable systems
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2016
Articolo
Open Access
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2016
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Dicke coupling by feasible local measurements at the superradiant quantum phase transition
PHYSICAL REVIEW. EAMERICAN PHYSICAL SOCIETY
2016
Articolo
Partially Open Access
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2016
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Enhanced estimation of loss in the presence of Kerr nonlinearity
PHYSICAL REVIEW A2016
Articolo
Open Access
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Full quantum state reconstruction of symmetric two-mode squeezed thermal states via spectral homodyne detection and a state-balancing detector
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2016
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Gaussian-state interferometry with passive and active elements
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2016
Articolo
Open Access
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High-order dispersion effects in two-photon interference
PHYSICAL REVIEW A2016
Articolo
Open Access
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Non-Markovian continuous-time quantum walks on lattices with dynamical noise
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2016
Articolo
Open Access
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Non-Markovian dynamics of single- and two-qubit systems interacting with Gaussian and non-Gaussian fluctuating transverse environments
THE JOURNAL OF CHEMICAL PHYSICSAMERICAN INSTITUTE OF PHYSICS
2016
Articolo
Open Access
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Nondivisibility versus backflow of information in understanding revivals of quantum correlations for continuous-variable systems interacting with fluctuating environments
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2016
Articolo
Open Access
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Phase estimation with squeezed single photons
QUANTUM MEASUREMENTS AND QUANTUM METROLOGY2016
Articolo
Open Access
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Phase-reference monitoring in coherent-state discrimination assisted by a photon-number resolving detector
SCIENTIFIC REPORTSNATURE PUBLISHING GROUP
2016
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Open Access
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2016
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2016
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2016
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2016
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2016
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Bounds to precision for quantum interferometry with Gaussian states and operations
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA. B, OPTICAL PHYSICS2015
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Entangled quantum probes for dynamical environmental noise
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2015
Articolo
Open Access
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Generalized trace-distance measure connecting quantum and classical non-Markovianity
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2015
Articolo
Open Access
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Matter-wave interferometry: towards antimatter interferometers
JOURNAL OF PHYSICS. B, ATOMIC MOLECULAR AND OPTICAL PHYSICS2015
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2015
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One- and two-mode squeezed light in correlated interferometry
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2015
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Quantum Langevin equations for optomechanical systems
NEW JOURNAL OF PHYSICS2015
Articolo
Open Access
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Quantum phase communication channels in the presence of static and dynamical phase diffusion
PHYSICAL REVIEW AAMERICAN PHYSICAL SOCIETY
2015
Articolo
Partially Open Access
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2015
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