94 citations · 282 across the 20 of their papers we have counts for
20 papers
Modified Langevin noise formalism for multiple quantum emitters in dispersive electromagnetic environments out of equilibrium
Giovanni Miano, Loris Maria Cangemi, Carlo Forestiere
The control of interactions among quantum emitters through nanophotonic structures offers significant opportunities for quantum technologies. However, a rigorous theoretical descri…
Data-Driven Reconstruction and Characterization of Stochastic Dynamics via Dynamical Mode Decomposition
Adva Baratz, Loris Maria Cangemi, Assaf Hamo +2
Noise fundamentally limits the performance and predictive capabilities of classical and quantum dynamical systems by degrading stability and obscuring intrinsic dynamical character…
Theory and Experimental Demonstration of Quantum Invariant Filtering
Loris Maria Cangemi, Yoav Woldiger, Amikam Levy +1
Quantum control protocols are typically devised in the time domain, leaving their spectral behavior to emerge only a posteriori. Here, we invert this paradigm. Starting from a targ…
Spectral densities of a dispersive dielectric sphere in the modified Langevin noise formalism
Giovanni Miano, Loris Maria Cangemi, Carlo Forestiere
This paper deals with the spectral densities of a dispersive dielectric object in the framework of macroscopic quantum electrodynamics based on the modified Langevin noise formalis…
Quantum emitter interacting with a dispersive dielectric object: a model based on the modified Langevin noise formalism
Giovanni Miano, Loris Maria Cangemi, Carlo Forestiere
In this paper, we model the interaction of a quantum emitter with a finite-size dispersive dielectric object in an unbounded space within the framework of macroscopic quantum elect…
Probing quantum anomalous heat flow using mid-circuit measurements
Aabhaas Vineet Mallik, Loris Maria Cangemi, Amikam Levy +1
Gate-based quantum computers are an innovative tool for experimentally studying the core principles of quantum mechanics. This work presents the first observation of quantum anomal…
Control of open quantum systems via dynamical invariants
Loris Maria Cangemi, Hilario Espinós, Ricardo Puebla +2
In this study, we address the challenge of controlling quantum systems under environmental influences using the theory of dynamical invariants. We employ a reverse engineering appr…
Invariant-based control of quantum many-body systems across critical points
Hilario Espinós, Loris Maria Cangemi, Amikam Levy +2
Quantum many-body systems are emerging as key elements in the quest for quantum-based technologies and in the study of fundamental physics. In this study, we address the challenge…
Quantum Engines and Refrigerators
Loris Maria Cangemi, Chitrak Bhadra, Amikam Levy
Engines are systems and devices that convert one form of energy into another, typically into a more useful form that can perform work. In the classical setup, physical, chemical, a…
Qubit-oscillator relationships in the open quantum Rabi model: the role of dissipation
G. Di Bello, L. M. Cangemi, V. Cataudella +3
Using a dissipative quantum Rabi model, we study the dynamics of a slow qubit coupled to a fast quantum harmonic oscillator interacting with a bosonic bath from weak to strong and…
Engineering dynamical couplings for quantum thermodynamic tasks
Matteo Carrega, Loris Maria Cangemi, Giulio De Filippis +3
Describing the thermodynamic properties of quantum systems far from equilibrium is challenging, in particular when the system is strongly coupled to its environment, or when memory…
Quantum Phase Transition of Many Interacting Spins Coupled to a Bosonic Bath: static and dynamical properties
G. De Filippis, A. de Candia, A. S. Mishchenko +7
By using worldline and diagrammatic quantum Monte Carlo techniques, matrix product state and a variational approach à la Feynman, we investigate the equilibrium properties and rela…
Optimal energy conversion through anti-adiabatic driving breaking time-reversal symmetry
Loris Maria Cangemi, Matteo Carrega, Antonio De Candia +4
Starting with Carnot engine, the ideal efficiency of a heat engine has been associated with quasi-static transformations and vanishingly small output power. Here, we exactly calcul…
Violation of TUR in a periodically driven work-to-work converter from weak to strong dissipation
Loris Maria Cangemi, Vittorio Cataudella, Giuliano Benenti +2
We study a model of isothermal steady-state work-to-work converter, where a single quantum two-level system (TLS) driven by time-dependent periodic external fields acts as the work…
Quantum Phase Transitions in the Spin-Boson model: MonteCarlo Method vs Variational Approach a la Feynman
G. De Filippis, A. de Candia, L. M. Cangemi +3
The effectiveness of the variational approach a la Feynman is proved in the spin-boson model, i.e. the simplest realization of the Caldeira-Leggett model able to reveal the quantum…
Dissipative dynamics of a driven qubit: interplay between non-adiabatic dynamics and noise effects from weak to strong coupling regime
L. M. Cangemi, V. Cataudella, M. Sassetti +1
We study the exact solution of the Schrödinger equation for the dissipative dynamics of a qubit, achieved by means of Short Iterative Lanczos method (SIL), which allows us to descr…
Topological phase transition in quantum spin Hall insulator in the presence of charge lattice coupling
L. M. Cangemi, A. S. Mishchenko, N. Nagaosa +2
By using the cluster perturbation theory, we investigate the effects of the local electron-phonon interaction in the quantum spin Hall topological insulator described by the half-f…
Topological quantum transition driven by charge-phonon coupling in the Haldane Chern insulator
L. M. Cangemi, A. S. Mishchenko, N. Nagaosa +2
In condensed matter physics many features can be understood in terms of their topological properties. Here we report evidence of a topological quantum transition driven by the char…
Two channel model for optical conductivity of high mobility organic crystals
A. de Candia, G. De Filippis, L. M. Cangemi +3
We show that the temperature dependence of conductivity of high mobility organic crystals Pentacene and Rubrene can be quantitatively described in the framework of the model where…
Beyond the Born-Markov approximation: dissipative dynamics of a single qubit
Loris Maria Cangemi, Gianluca Passarelli, Vittorio Cataudella +2
We propose a numerical technique based on a combination of short-iterative Lanczos and exact diagonalization methods, suitable for simulating the time evolution of the reduced dens…