7 papers
Analog-to-digital conversion in the quantum regime
Thomas Pousset, Matteo Schiavon, Guillaume Ricard +3
Digital signal processing has become essential in quantum optics, particularly for continuous-variable (CV) information encoding, enabling coherent detection schemes and mitigation…
Reconfigurable Optical Platform for One-way Quantum Communication Complexity
Francesco Mazzoncini, Hugo Defienne, Romain Alléaume +1
Demonstrating a practical quantum advantage remains a central goal in quantum information science. While quantum computational supremacy is still technologically demanding, communi…
Exact distinguishability between real-valued and complex-valued Haar random quantum states
Tristan Nemoz, Romain Alléaume, Peter Brown
Haar random states are fundamental objects in quantum information theory and quantum computing. We study the density matrix resulting from sampling copies of a -dimensional…
Quantum Key Distribution with Efficient Post-Quantum Cryptography-Secured Trusted Node on a Quantum Network
Yoann Piétri, Pierre-Enguerrand Verdier, Baptiste Lacour +13
Quantum Key Distribution (QKD) enables two distant users to exchange a secret key with information-theoretic security, based on the fundamental laws of quantum physics. While it is…
Continuous-variable quantum communication
Vladyslav C. Usenko, Antonio Acín, Romain Alléaume +8
Tremendous progress in experimental quantum optics in recent decades has enabled the advent of quantum technologies, one of which is quantum communication. Aimed at novel methods f…
Kramers-Kronig detection in the quantum regime
Thomas Pousset, Maxime Federico, Romain Alléaume +1
We investigate the quantization of Kramers-Kronig detection technique initially developped for classical optical communications. It consists in mixing the unknown field with a stro…