Four wave mixing Quantum key distribution Quantum communications Differential privacy DWDM Everlasting Security Quantum coherent communications Privacy Euclidean Optimisation Quantum optics optimization photonics quantum circuits OCIS codes 0405160 Photodetectors Frequency qubits Quantum information science Integrated circuits Bell inequality tests Everlasting sécurité Mechanical & thermal Communication quantique Photon-pair Optical scattering Photonics FOS Computer and information sciences Multipartite Correlation Data privacy Multimode Modélisation stochastique de réseaux Photonic-crystal fiber PCF Optique quantique Noncommutative transportation cost Portes quantiques FOS Physical sciences Démultiplexage Quantum Computational Timelock QCT 0401520 CCD Quantum key distribution QKD Quantum channels Costs Condensed matter electrical Entanglement Distribution quantique de clé Quantum money Quantum computing Photon pairs demultiplexer quantum communication networks Robustesse au bruit Fibre à cristal photonique PCF Cryptography 0305260 Photon counting Industrialization Bragg intracavité Filtrage Optical fiber networks Paire de photons Noncommutative Wasserstein distance QKD Quantum information Quantum state Communications quantiques Correlated photon pairs Cryptographie Other Condensed Matter cond-matother Charge-coupled device Distribution quantique de clés Fluorescence paramétrique Coarse Ricci curvature Liquid-core photonic crystal fibers Quantum cryptography Computational modeling Quantum gates Information quantique Phase compensation Paires de photons jumeaux 0401240 Arrays Optical mixing Four-wave mixing Quantum mechanics Attenuation Demultiplexing Quantum communication Semi-conducteurs Machine learning Quantum optics Intrication Optical attenuators Optical Quantum information theory Machine Learning csLG Bars Optical receivers Communication cohérente quantique Mélange à quatre ondes Dispersion Magnetic and optical Nanoscale science and low-D systems Condensed matter structural Qubits fréquentiels Inégalités de Bell Cryptographie quantique Emerging Technologies csET Non-locality Quantum Physics quant-ph