Search Results - "Berchera, Ivano Ruo"

Optimal estimation of entanglement and discord in two-qubit states by Virzì, Salvatore, Rebufello, Enrico, Avella, Alessio, Piacentini, Fabrizio, Gramegna, Marco, Ruo Berchera, Ivano, Degiovanni, Ivo Pietro, Genovese, Marco

“…Recently, the fast development of quantum technologies led to the need for tools allowing the characterization of quantum resources. In particular, the ability…”
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Quantum Readout of Imperfect Classical Data by Ortolano, Giuseppe, Ruo-Berchera, Ivano

“…The encoding of classical data in a physical support can be done up to some level of accuracy due to errors and the imperfection of the writing process…”
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Realization of the first sub-shot-noise wide field microscope by Samantaray, Nigam, Ruo-Berchera, Ivano, Meda, Alice, Genovese, Marco

“…Recently, several proof of principle experiments have demonstrated the advantages of quantum technologies over classical schemes. The present challenge is to…”
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Unbiased estimation of an optical loss at the ultimate quantum limit with twin-beams by Losero, Elena, Ruo-Berchera, Ivano, Meda, Alice, Avella, Alessio, Genovese, Marco

“…Loss measurements are at the base of spectroscopy and imaging, thus permeating all the branches of science, from chemistry and biology to physics and material…”
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Detection of multimode spatial correlation in PDC and application to the absolute calibration of a CCD camera by Brida, Giorgio, Degiovanni, Ivo Pietro, Genovese, Marco, Rastello, Maria Luisa, Ruo-Berchera, Ivano

“…We propose and demonstrate experimentally a new method based on the spatial entanglement for the absolute calibration of analog detectors. The idea consists on…”
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On the Discrimination Between Classical and Quantum States by Brida, Giorgio, Bondani, Maria, Degiovanni, Ivo P., Genovese, Marco, Paris, Matteo G. A., Ruo Berchera, Ivano, Schettini, Valentina

“…With the purpose of introducing a useful tool for researches concerning foundations of quantum mechanics and applications to quantum technologies, here we…”
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Quantum enhanced non-interferometric quantitative phase imaging by Ortolano, Giuseppe, Paniate, Alberto, Boucher, Pauline, Napoli, Carmine, Soman, Sarika, Pereira, Silvania F., Ruo-Berchera, Ivano, Genovese, Marco

“…Quantum entanglement and squeezing have significantly improved phase estimation and imaging in interferometric settings beyond the classical limits. However,…”
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Reconstruction of mode structure of faint light sources and its applications by Polyakov, Sergey V, Goldschmidt, Elizabeth A, Migdall, Alan, Kück, Stefan, Piacentini, Fabrizio, Brida, Giorgio, Degiovanni, Ivo P, Berchera, Ivano Ruo, Genovese, Marco

“…We build upon our newly developed mode reconstruction technique that takes advantage of higher-order photon number statistics. We discuss the application of…”
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Light Field Ghost Imaging by Paniate, Alberto, Massaro, Gianlorenzo, Avella, Alessio, Meda, Alice, Pepe, Francesco V, Genovese, Marco, D'Angelo, Milena, Berchera, Ivano Ruo

“…Techniques based on classical and quantum correlations in light beams, such as ghost imaging, allow us to overcome many limitations of conventional imaging and…”
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Quantum Enhanced Imaging of Non-Uniform Refractive Profiles by Ortolano, Giuseppe, Berchera, Ivano Ruo, Predazzi, Enrico

“…In this work quantum metrology techniques are applied to the imaging of objects with a non-uniform refractive spatial profile. A sensible improvement on the…”
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Quantum enhanced non-interferometric quantitative phase imaging by Ortolano, Giuseppe, Paniate, Alberto, Boucher, Pauline, Napoli, Carmine, Soman, Sarika, Pereira, Silvania F, Berchera, Ivano Ruo, Genovese, Marco

“…Quantum entanglement and squeezing have significantly improved phase estimation and imaging in interferometric settings beyond the classical limits. However,…”
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Single phase and correlated phase estimation with multi-photon annihilated squeezed vacuum states: An energy balancing scenario by Samantaray, Nigam, Berchera, Ivano Ruo, Degiovanni, Ivo. P

“…Phys. Rev. A 101, 063810 (2020) In the last years, several works have demonstrated the advantage of photon subtracted Gaussian states for various quantum…”
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Quantum Conformance Test by Ortolano, Giuseppe, Boucher, Pauline, Degiovanni, Ivo Pietro, Losero, Elena, Genovese, Marco, Berchera, Ivano Ruo

“…We introduce a protocol addressing the conformance test problem, which consists in determining whether a process under test conforms to a reference one. We…”
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Experimental quantum reading with photon counting by Ortolano, Giuseppe, Losero, Elena, Berchera, Ivano Ruo, Pirandola, Stefano, Genovese, Marco

“…The final goal of quantum hypothesis testing is to achieve quantum advantage over all possible classical strategies. In the protocol of quantum reading this…”
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Quantum differential ghost microscopy by Losero, Elena, Berchera, Ivano Ruo, Meda, Alice, Avella, Alessio, Sambataro, Olga, Genovese, Marco

“…Phys. Rev. A 100, 063818 (2019) Quantum correlations become formidable tools for beating classical capacities of measurement. Preserving these advantages in…”
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Measurement of sub-shot-noise spatial correlations without background subtraction by Brida, Giorgio, Caspani, Lucia, Gatti, Alessandra, Genovese, Marco, Meda, Alice, Berchera, Ivano Ruo

“…In this Letter we present the measurement of sub-shot-noise spatial correlations without any subtraction of background, a result paving the way to realize…”
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Experimental quantum reading with photon counting by Ortolano, Giuseppe, Losero, Elena, Pirandola, Stefano, Genovese, Marco, Ruo-Berchera, Ivano

“…The final goal of quantum hypothesis testing is to achieve quantum advantage over all possible classical strategies. In the protocol of quantum reading, this…”
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Experimental quantum imaging exploiting multimode spatial correlation of twin beams by Brida, Giorgio, Genovese, Marco, Meda, Alice, Berchera, Ivano Ruo

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Optimal estimation of entanglement and discord in two-qubit states by Virzí, Salvatore, Rebufello, Enrico, Avella, Alessio, Piacentini, Fabrizio, Gramegna, Marco, Berchera, Ivano Ruo, Degiovanni, Ivo Pietro, Genovese, Marco

“…Scientific Reportsvolume 9, Article number: 3030 (2019) Recently, the fast development of quantum technologies led to the need for tools allowing the…”
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Absolute calibration of an EMCCD camera by quantum correlation linking photon counting to analog regime by Avella, Alessio, Berchera, Ivano Ruo, Degiovanni, Ivo Pietro, Brida, Giorgio, Genovese, Marco

“…Optics Letters Vol. 41, Issue 8, pp. 1841-1844 (2016) We show how the same set-up and procedure, exploiting spatially multi-mode quantum correlations, allows…”
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