Proposes modulating retroreflector-equipped UAVs for secure QKD, eliminating complex pointing mechanisms. Derives analytical framework for channel performance and validates BB84 protocol over realistic atmospheric conditions.

Proposes modulating retroreflector-equipped UAVs for secure QKD, eliminating complex pointing mechanisms. Derives analytical framework for channel performance and validates BB84 protocol over realistic atmospheric conditions.
Creotech Quantum has secured an ESA contract to develop next-generation superconducting nanowire single-photon detectors for secure quantum and optical communications applications.
Creotech Quantum advances superconducting nanowire single photon detector technology to TRL 5 in EUR 2.33M ESA-funded project, enabling secure quantum key distribution and high-bandwidth optical communications for space and telecommunications.
Quantum Computing Inc. to demonstrate quantum secure communications transcending traditional quantum key distribution at ECOC 2026—advancing quantum cryptography solutions.
Researchers developed a detailed time-evolving model of satellite-to-ground QKD that accounts for atmospheric turbulence dynamics, enabling day-and-night operation analysis and improving turbulence mitigation strategies for space-based quantum networks.
Via #OPG_OpticaQ: Photonic hyperentanglement in polarization and frequency via joint spectrum shaping https://bit.ly/4gOFPlf #QuantumCommunications #QuantumKeyDistribution💡⚛️