MAURO VALERI

Dottore di ricerca

ciclo: XXXIII


supervisore: Claudio Conti
relatore: Fabio Sciarrino
co-supervisore: Fabio Sciarrino

Titolo della tesi: Photonics Technologies for Quantum Communication and Metrology

Entanglement is the quantum resource at the heart of most protocols of Quantum Information. It allows to outperform classical approaches, as in Quantum Metrology and Quantum Communication. Photonic implementation of quantum information studies represents a convenient choice: using single photons as quantum carrier has several advantages, such as easy mobility and manipulation. Here, integrated photonics represents one of the best technological platforms for the realization of quantum information protocols, allowing a better stability and scalability of quantum systems involving light. My thesis work investigated several scenarios by achieving experimental results in Quantum Metrology, Quantum Communication and Cryptography. In Quantum Communication framework, the entanglement distribution into different platforms was studied. A first work concerned the realization and characterization of an integrated tunable source of entangled pairs of photons at telecom wavelength. Another experiment, demonstrated the distribution of an hybrid entangled polarization-vector vortex beam state of photons at telecom wavelength, through an air-core fiber. Then, in a multipartite scenario, the entanglement was distributed and verified inside a quantum network between four different laboratories, in which five different nodes exploit four independent sources of entangled photon pairs. Finally, regarding Quantum Cryptography, the realization of a quantum key distribution (QKD) was realized. The adopted protocol is based on a modified version of the standard Ekert91 protocol. Notably, the QKD experiment was realized in a free-space urban channel between two parties 270 m apart. Then, we investigated the research area of Quantum Metrology. In this framework we studied the state of the art of Photonic Quantum Metrology and realized a review on this topic. In parallel a reconfigurable integrated multimode interferometer designed for the simultaneous estimation of two optical phases was experimentally realized and tested in quantum regime. Further, we tested the Neural Network performance in calibrating the same device. Then, the device was exploited to investigate optimized adaptive learning protocols for Quantum Metrology tasks. Another learning protocol, based on genetic evolution algorithm, was tested for the single phase estimation in a bulk two-mode Mach-Zehnder interferometer.

Produzione scientifica

11573/1670849 - 2023 - Daylight entanglement-based quantum key distribution with a quantum dot source
Basso Basset, F; Valeri, M; Neuwirth, J; Polino, E; Rota, M; Poderini, D; Pardo, C; Rodari, G; Roccia, E; Da Silva, Sfc; Ronco, G; Spagnolo, N; Rastelli, A; Carvacho, G; Sciarrino, F; Trotta, R - 01a Articolo in rivista
rivista: QUANTUM SCIENCE AND TECHNOLOGY (Bristol : IOP Publishing) pp. - - issn: 2058-9565 - wos: WOS:000916501500001 (9) - scopus: 2-s2.0-85146661696 (8)

11573/1671648 - 2023 - Deep reinforcement learning for quantum multiparameter estimation
Cimini, Valeria; Valeri, Mauro; Polino, Emanuele; Piacentini, Simone; Ceccarelli, Francesco; Corrielli, Giacomo; Spagnolo, Nicolo'; Osellame, Roberto; Sciarrino, Fabio - 01a Articolo in rivista
rivista: ADVANCED PHOTONICS (Bellingham WA: Society of Photo-optical Instrumentation Engineers; Chinese Laser Press, 2019-) pp. - - issn: 2577-5421 - wos: WOS:000947217600007 (10) - scopus: 2-s2.0-85149527733 (13)

11573/1672154 - 2023 - Experimental multiparameter quantum metrology in adaptive regime
Valeri, Mauro; Cimini, Valeria; Piacentini, Simone; Ceccarelli, Francesco; Polino, Emanuele; Hoch, Francesco; Bizzarri, Gabriele; Corrielli, Giacomo; Spagnolo, Nicolo'; Osellame, Roberto; Sciarrino, Fabio - 01a Articolo in rivista
rivista: PHYSICAL REVIEW RESEARCH (College Park MD: American Physical Society) pp. - - issn: 2643-1564 - wos: WOS:000974388700002 (5) - scopus: 2-s2.0-85149570272 (6)

11573/1646279 - 2022 - Quantum violation of local causality in an urban network using hybrid photonic technologies
Carvacho, Gonzalo; Roccia, Emanuele; Valeri, Mauro; Basset, Francesco Basso; Poderini, Davide; Pardo, Claudio; Polino, Emanuele; Carosini, Lorenzo; Rota, Michele B.; Neuwirth, Julia; Covre Da Silva, Saimon F.; Rastelli, Armando; Spagnolo, Nicolò; Chaves, Rafael; Trotta, Rinaldo; Sciarrino, Fabio - 01a Articolo in rivista
rivista: OPTICA (Washington, DC: Optical Society of America, 2014-) pp. 572-578 - issn: 2334-2536 - wos: WOS:000799613700018 (6) - scopus: 2-s2.0-85134702585 (8)

11573/1641126 - 2022 - Experimental investigation of Bayesian bounds in multiparameter estimation
D'aurelio, S. E.; Valeri, M.; Polino, E.; Cimini, V.; Gianani, I.; Barbieri, M.; Corrielli, G.; Crespi, A.; Osellame, R.; Sciarrino, F.; Spagnolo, N. - 01a Articolo in rivista
rivista: QUANTUM SCIENCE AND TECHNOLOGY (Bristol : IOP Publishing) pp. 1-10 - issn: 2058-9565 - wos: WOS:000765974200001 (2) - scopus: 2-s2.0-85127072151 (2)

11573/1540874 - 2021 - Quantum key distribution with entangled photons generated on demand by a quantum dot
Basso Basset, F.; Valeri, M.; Roccia, E.; Muredda, V.; Poderini, D.; Neuwirth, J.; Spagnolo, N.; Rota, M. B.; Carvacho Vera, G.; Sciarrino, F.; Trotta, R. - 01a Articolo in rivista
rivista: SCIENCE ADVANCES (Washington, DC : American Association for the Advancement of Science, 2015-) pp. - - issn: 2375-2548 - wos: WOS:000633443000020 (74) - scopus: 2-s2.0-85103230653 (69)

11573/1541709 - 2021 - Calibration of multiparameter sensors via machine learning at the single-photon level
Cimini, Valeria; Polino, Emanuele; Valeri, Mauro; Gianani, Ilaria; Spagnolo, Nicolò; Corrielli, Giacomo; Crespi, Andrea; Osellame, Roberto; Barbieri, Marco; Sciarrino, Fabio - 01a Articolo in rivista
rivista: PHYSICAL REVIEW APPLIED (College Park, MD : American Physical Society, [2014-]) pp. - - issn: 2331-7019 - wos: WOS:000651426900001 (26) - scopus: 2-s2.0-85104630786 (26)

11573/1412083 - 2020 - Experimental violation of n-locality in a star quantum network
Poderini, D.; Agresti, I.; Marchese, G.; Polino, E.; Giordani, T.; Suprano, A.; Valeri, M.; Milani, G.; Spagnolo, N.; Carvacho, G.; Chaves, R.; Sciarrino, F. - 01a Articolo in rivista
rivista: NATURE COMMUNICATIONS (London: Nature Publishing Group) pp. - - issn: 2041-1723 - wos: WOS:000536698500010 (32) - scopus: 2-s2.0-85084911170 (40)

11573/1491722 - 2020 - Photonic quantum metrology
Polino, Emanuele; Valeri, Mauro; Spagnolo, Nicolo'; Sciarrino, Fabio - 01g Articolo di rassegna (Review)
rivista: AVS QUANTUM SCIENCE (Melville NY: AIP Publishing; AVS Science and Technology of Materials Interfaces and Processing) pp. - - issn: 2639-0213 - wos: (0) - scopus: 2-s2.0-85120896144 (225)

11573/1468776 - 2020 - Adaptive phase estimation through a genetic algorithm
Rambhatla, Kartikeya; D'aurelio, Simone Evaldo; Valeri, Mauro; Polino, Emanuele; Spagnolo, Nicolò; Sciarrino, Fabio - 01a Articolo in rivista
rivista: PHYSICAL REVIEW RESEARCH (College Park MD: American Physical Society) pp. - - issn: 2643-1564 - wos: WOS:000604139800006 (12) - scopus: 2-s2.0-85096809981 (13)

11573/1478731 - 2020 - Experimental adaptive Bayesian estimation of multiple phases with limited data
Valeri, M.; Polino, E.; Poderini, D.; Gianani, I.; Corrielli, G.; Crespi, A.; Osellame, R.; Spagnolo, N.; Sciarrino, F. - 01a Articolo in rivista
rivista: NPJ QUANTUM INFORMATION (London : Nature Partner Journals) pp. - - issn: 2056-6387 - wos: WOS:000595367300001 (28) - scopus: 2-s2.0-85097016465 (24)

11573/1474039 - 2019 - A modular source of entangled photon pairs in femtosecond-laser written waveguide circuits
Atzeni, S.; Rab, A. S.; Corrielli, G.; Polino, E.; Valeri, M.; Mataloni, P.; Spagnolo, N.; Crespi, A.; Sciarrino, F.; Osellame, R. - 04b Atto di convegno in volume
congresso: 2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2019 (deu)
libro: 2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, CLEO/Europe-EQEC 2019 - (978-1-7281-0469-0)

11573/1336736 - 2019 - Air-core fiber distribution of hybrid vector vortex-polarization entangled states
Cozzolino, Daniele; Polino, Emanuele; Valeri, Mauro; Carvacho, Gonzalo; Bacco, Davide; Spagnolo, Nicolò; Oxenløwe, Leif K.; Sciarrino, Fabio - 01a Articolo in rivista
rivista: ADVANCED PHOTONICS (Bellingham WA: Society of Photo-optical Instrumentation Engineers; Chinese Laser Press, 2019-) pp. - - issn: 2577-5421 - wos: WOS:000675241900006 (73) - scopus: 2-s2.0-85106548400 (77)

11573/1290245 - 2019 - Experimental multiphase estimation on a chip
Polino, E.; Riva, M.; Valeri, M.; Silvestri, R.; Corrielli, G.; Crespi, A.; Spagnolo, N.; Osellame, R.; Sciarrino, F. - 01a Articolo in rivista
rivista: OPTICA (Washington, DC: Optical Society of America, 2014-) pp. 288-295 - issn: 2334-2536 - wos: WOS:000461769200008 (57) - scopus: 2-s2.0-85066095655 (60)

11573/1474067 - 2019 - Integrated source of entangled photon pair at telecom wavelength
Rab, A. S.; Polino, E.; Valeri, M.; Mataloni, P.; Spagnolo, N.; Sciarrino, F.; Atzeni, S.; Corrielli, G.; Crespi, A.; Osellame, R. - 04f Poster
congresso: Quantum Information and Measurement, QIM 2019 (ita)
libro: Optics InfoBase Conference Papers - (978-1-943580-56-9)

11573/1474172 - 2018 - Versatile integrated source of entangled photons at telecom wavelength in femtosecond-laser-written circuits (Conference Presentation)
Atzeni, Simone; Corrielli, Giacomo; Crespi, Andrea; Osellame, Roberto; Rab, Adil; Polino, Emanuele; Valeri, Mauro; Spagnolo, Nicolò; Mataloni, Paolo; Sciarrino, Fabio - 04b Atto di convegno in volume
congresso: Advances in Photonics of Quantum Computing, Memory, and Communication XI (USA)
libro: Proceedings Volume 10547, Advances in Photonics of Quantum Computing, Memory, and Communication XI - (9781510615793; 9781510615809)

11573/1118785 - 2018 - Integrated sources of entangled photons at the telecom wavelength in femtosecond-laser-written circuits
Atzeni, Simone; Rab, Adil S.; Corrielli, Giacomo; Polino, Emanuele; Valeri, Mauro; Mataloni, Paolo; Spagnolo, Nicolò; Crespi, Andrea; Sciarrino, Fabio; Osellame, Roberto - 01f Lettera, Nota
rivista: OPTICA (Washington, DC: Optical Society of America, 2014-) pp. 311-314 - issn: 2334-2536 - wos: WOS:000428145500014 (63) - scopus: 2-s2.0-85044295666 (69)

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