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Long-distance free-space quantum key distribution with continuous variables
Tianxiang Zhan, Huasheng Li, Peng Huang +17
Continuous-variable quantum key distribution (CVQKD) enables remote users to share high-rate and unconditionally secure secret keys while maintaining compatibility with classical o…
Microsatellite-based real-time quantum key distribution
Yang Li, Wen-Qi Cai, Ji-Gang Ren +38
A quantum network provides an infrastructure connecting quantum devices with revolutionary computing, sensing, and communication capabilities. As the best-known application of a qu…
Quantum two-way time transfer over a hybrid free-space and fiber link
Xiao Xiang, Bingke Shi, Runai Quan +9
As the superiority of quantum two-way time transfer (Q-TWTT) has been proved convincingly over fiber links, its implementation on free-space links becomes an urgent need for remote…
Satellite-to-ground quantum key distribution
Sheng-Kai Liao, Wen-Qi Cai, Wei-Yue Liu +31
Quantum key distribution (QKD) uses individual light quanta in quantum superposition states to guarantee unconditional communication security between distant parties. In practice,…