Dynamics of quantum correlations in two-qubit systems within non-Markovian environments

RL Franco, B Bellomo, S Maniscalco… - International Journal of …, 2013 - World Scientific
Knowledge of the dynamical behavior of correlations with no classical counterpart, like
entanglement, nonlocal correlations and quantum discord, in open quantum systems is of …

Experimental recovery of quantum correlations in absence of system-environment back-action

JS Xu, K Sun, CF Li, XY Xu, GC Guo… - Nature …, 2013 - nature.com
Revivals of quantum correlations in composite open quantum systems are a useful
dynamical feature against detrimental effects of the environment. Their occurrence is …

Revival of quantum correlations without system-environment back-action

R Lo Franco, B Bellomo, E Andersson… - Physical Review A …, 2012 - APS
Revivals of quantum correlations have often been explained in terms of back-action on
quantum systems by their quantum environment (s). Here we consider a system of two …

Recovering entanglement by local operations

A D'Arrigo, RL Franco, G Benenti, E Paladino, G Falci - Annals of Physics, 2014 - Elsevier
We investigate the phenomenon of bipartite entanglement revivals under purely local
operations in systems subject to local and independent classical noise sources. We explain …

Protecting entanglement by adjusting the velocities of moving qubits inside non-Markovian environments

A Mortezapour, MA Borji, RL Franco - Laser Physics Letters, 2017 - iopscience.iop.org
Efficient entanglement preservation in open quantum systems is a crucial scope towards a
reliable exploitation of quantum resources. We address this issue by studying how two-qubit …

Protecting quantum resources via frequency modulation of qubits in leaky cavities

A Mortezapour, R Lo Franco - Scientific reports, 2018 - nature.com
Finding strategies to preserve quantum resources in open systems is nowadays a main
requirement for reliable quantum-enhanced technologies. We address this issue by …

Distributed correlations and information flows within a hybrid multipartite quantum-classical system

B Leggio, R Lo Franco, DO Soares-Pinto, P Horodecki… - Physical Review A, 2015 - APS
Understanding the non-Markovian mechanisms underlying the revivals of quantum
entanglement in the presence of classical environments is central in the theory of quantum …

Entanglement dynamics in superconducting qubits affected by local bistable impurities

RL Franco, A D'Arrigo, G Falci, G Compagno… - Physica …, 2012 - iopscience.iop.org
We study the entanglement dynamics for two independent superconducting qubits, each
affected by a bistable impurity generating random telegraph noise (RTN) at pure dephasing …

Dynamics and extraction of quantum discord in a multipartite open system

B Bellomo, G Compagno, R Lo Franco… - … Journal of Quantum …, 2011 - World Scientific
We consider a multipartite system consisting of two noninteracting qubits each embedded in
a single-mode leaky cavity, in turn connected to an external bosonic reservoir. Initially, we …

Non-Markovianity and coherence of a moving qubit inside a leaky cavity

A Mortezapour, MA Borji, DK Park… - Open Systems & …, 2017 - World Scientific
Non-Markovian features of a system evolution, stemming from memory effects, may be
utilized to transfer, storage, and revive basic quantum properties of the system states. It is …