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quant-ph2025
Witnessing quantum non-Gaussianity from intensity moments
Ãva Rácz, László Ruppert, Radim Filip
Direct measurement of quantum non-Gaussianity requires some variant of a discrete photon-resolving detection, which is feasible only for low mean photon numbers. For a large mean p…
quant-ph2025
Certifying non-classicality and non-Gaussianity through optical parametric amplification
Mahmoud Kalash, Marcello H. M. Passos, Ãva Rácz +3
Non-Gaussian states of light are essential for numerous quantum information protocols; thus, certifying non-Gaussianity is crucial. Full quantum state tomography, commonly used for…