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19952026
most citedA SIDARTHE Model of COVID-19 Epidemic in Italy

1.9k citations

Showing 2024 · quant-phShow all

19 papers · 2 filters

quant-ph2024★ 2 cited

Rapid optimal work extraction from a quantum-dot information engine

Kushagra Aggarwal, Alberto Rolandi, Yikai Yang +8

The conversion of thermal energy into work is usually more efficient in the slow-driving regime, where the power output is vanishingly small. Efficient work extraction for fast dri…

quant-ph2024★ 18 cited

Mpemba effect and super-accelerated thermalization in the damped quantum harmonic oscillator

Stefano Longhi

The behavior of systems far from equilibrium is often complex and unpredictable, challenging and sometimes overturning the physical intuition derived from equilibrium scenarios. On…

quant-ph2024★ 6 cited

Continuous-variable square-ladder cluster states in a microwave frequency comb

Fabio Lingua, J. C. Rivera Hernández, Michele Cortinovis +1

We describe an experiment demonstrating the generation of three independent square-ladder continuous-variable cluster states with up to 94 qumodes of a microwave frequency comb. Th…

quant-ph2024★ 22 cited

Bosonic Mpemba effect with non-classical states of light

Stefano Longhi

The Mpemba effect refers to the surprising observation where, under certain conditions, a far-from-equilibrium state can relax toward equilibrium faster than a state closer to equi…

quant-ph2024★ 3 cited

Experimental observation of counter-intuitive features of photonic bunching

Giovanni Rodari, Carlos Fernandes, Eugenio Caruccio +14

Bosonic bunching is a term used to describe the well-known tendency of bosons to bunch together, and which differentiates their behaviour from that of fermions or classical particl…

quant-ph2024★ 12 cited

Modular Quantum-to-Quantum Bernoulli Factory in an Integrated Photonic Processor

Francesco Hoch, Taira Giordani, Luca Castello +9

Generation and manipulation of randomness is a relevant task for several applications of information technology. It has been shown that quantum mechanics offers some advantages for…

quant-ph2024★ 2 cited

Subdiffusive dynamics in photonic random walks probed with classical light

Stefano Longhi

The random walk of photons in a tight-binding lattice is known to exhibit diffusive motion similar to classical random walks under decoherence, clearly illustrating the quantum-to-…

quant-ph2024

Undecidability of the spectral gap in rotationally symmetric Hamiltonians

Laura Castilla-Castellano, Angelo Lucia

The problem of determining the existence of a spectral gap in a lattice quantum spin system was previously shown to be undecidable for one [J. Bausch et al., "Undecidability of the…

quant-ph2024★ 10 cited

Variational approach to photonic quantum circuits via the parameter shift rule

Francesco Hoch, Giovanni Rodari, Taira Giordani +9

In the era of noisy intermediate-scale quantum computers, variational quantum algorithms are promising approaches for solving optimization tasks by training parameterized quantum c…

quant-ph2024★ 2 cited

Adaptive Learning for Quantum Linear Regression

Costantino Carugno, Maurizio Ferrari Dacrema, Paolo Cremonesi

The recent availability of quantum annealers as cloud-based services has enabled new ways to handle machine learning problems, and several relevant algorithms have been adapted to…

quant-ph2024★ 4 cited

Demonstration of Hardware Efficient Photonic Variational Quantum Algorithm

Iris Agresti, Koushik Paul, Peter Schiansky +10

Quantum computing has brought a paradigm change in computer science, where non-classical technologies have promised to outperform their classical counterpart. Such an advantage was…

quant-ph2024★ 1 cited

Quasi-classical Limit of a Spin Coupled to a Reservoir

Michele Correggi, Marco Falconi, Michele Fantechi +1

A spin (qubit) is in contact with a bosonic reservoir. The state of the reservoir contains a parameter {\varepsilon} interpolating between quantum and classical reservoir features.…

quant-ph2024★ 1 cited

Estimating quantum Markov chains using coherent absorber post-processing and pattern counting estimator

Federico Girotti, Alfred Godley, Mădălin Guţă

We propose a two step strategy for estimating one-dimensional dynamical parameters of a quantum Markov chain, which involves quantum post-processing the output using a coherent qua…

quant-ph2024★ 4 cited

Analyzing the Effectiveness of Quantum Annealing with Meta-Learning

Riccardo Pellini, Maurizio Ferrari Dacrema

The field of Quantum Computing has gathered significant popularity in recent years and a large number of papers have studied its effectiveness in tackling many tasks. We focus in p…

quant-ph2024★ 2 cited

Variational quantum cloning machine on an integrated photonic interferometer

Francesco Hoch, Giovanni Rodari, Eugenio Caruccio +13

A seminal task in quantum information theory is to realize a device able to produce copies of a generic input state with the highest possible output fidelity, thus realizing an \te…

quant-ph2024★ 34 cited

Dephasing-induced mobility edges in quasicrystals

Stefano Longhi

Mobility edges (ME), separating Anderson-localized states from extended states, are known to arise in the single-particle energy spectrum of certain one-dimensional lattices with a…

quant-ph2024★ 8 cited

Semi-device independent characterization of multiphoton indistinguishability

Giovanni Rodari, Leonardo Novo, Riccardo Albiero +15

Multiphoton indistinguishability is a central resource for quantum enhancement in sensing and computation. Developing and certifying large scale photonic devices requires reliable…

quant-ph2024★ 10 cited

Laser-written waveguide-integrated coherent spins in diamond

Yanzhao Guo, John P. Hadden, Federico Gorrini +12

Quantum emitters, such as the negatively charged nitrogen-vacancy center in diamond, are attractive for quantum technologies such as nano-sensing, quantum information processing, a…

quant-ph2024★ 6 cited

CIRCUS: an autonomous control system for antimatter, atomic and quantum physics experiments

Marco Volponi, Saiva Huck, Ruggero Caravita +49

A powerful and robust control system is a crucial, often neglected, pillar of any modern, complex physics experiment that requires the management of a multitude of different device…