activity
20102026
most citedObservable measure of quantum coherence in finite dimensional systems

546 citations · 3.4k across the 40 of their papers we have counts for

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Showing 2012Show all

6 papers · 1 filter

quant-ph2012★ 81 cited

Measuring bipartite quantum correlations of an unknown state

I. A. Silva, D. Girolami, R. Auccaise +6

We report the experimental measurement of bipartite quantum correlations of an unknown two-qubit state. Using a liquid state Nuclear Magnetic Resonance (NMR) setup and employing ge…

quant-ph2012★ 518 cited

Characterizing Nonclassical Correlations via Local Quantum Uncertainty

Davide Girolami, Tommaso Tufarelli, Gerardo Adesso

Quantum mechanics predicts that measurements of incompatible observables carry a minimum uncertainty which is independent of technical deficiencies of the measurement apparatus or…

quant-ph2012★ 7 cited

Theoretical insights on measuring quantum correlations

Davide Girolami, Ruggero Vasile, Gerardo Adesso

We review a recently developed theoretical approach to the experimental detection and quantification of bipartite quantum correlations between a qubit and a d dimensional system. S…

quant-ph2012★ 30 cited

Continuous variable methods in relativistic quantum information: Characterisation of quantum and classical correlations of scalar field modes in noninertial frames

Gerardo Adesso, Sammy Ragy, Davide Girolami

We review a recently introduced unified approach to the analytical quantification of correlations in Gaussian states of bosonic scalar fields by means of Renyi-2 entropy. This allo…

quant-ph2012★ 72 cited

Quantum resources for hybrid communication via qubit-oscillator states

Tommaso Tufarelli, Davide Girolami, Ruggero Vasile +2

We investigate a family of qubit-oscillator states as resources for hybrid quantum communication. They result from a mechanism of qubit-controlled displacement on the oscillator. F…

quant-ph2012★ 220 cited

Measuring Gaussian quantum information and correlations using the Renyi entropy of order 2

Gerardo Adesso, Davide Girolami, Alessio Serafini

We demonstrate that the Renyi-2 entropy provides a natural measure of information for any multimode Gaussian state of quantum harmonic systems, operationally linked to the phase-sp…