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quant-ph2026
Quantum MIMO Channel Modeling in Turbulent Free-Space Optical Links
Heyang Peng, Seid Koudia, Semih Oktay +2
Free-space optical (FSO) links supporting spatial multiplexing provide a natural physical realization of Quantum MIMO channels. We develop a first-principles model for Quantum MIMO…
quant-ph2025
Security Analysis of MDI-QKD in Turbulent Free-Space Polarization Channels-A Composite Channel Framework
Heyang Peng, Seid Koudia, Symeon Chatzinotas
Atmospheric turbulence poses a significant challenge to free-space measurement-device-independent quantum key distribution (FSO MDI-QKD) by inducing polarization decoherence and de…
quant-ph2025
Performance Analysis of MDI-QKD in Thermal-Loss and Phase Noise Channels
Heyang Peng, Seid Koudia, Leonardo Oleynik +1
Measurement-device-independent quantum key distribution (MDI-QKD), enhances quantum cryptography by mitigating detector-side vulnerabilities. This study analyzes MDI-QKD performanc…