3 papers
quant-ph2026
Co-Propagation of Quantum Time Synchronization and Optical Frequency Transfer over a 122 km Hollow-Core Fiber
Huibo Hong, Xiao Xiang, Runai Quan +15
The co-propagation of quantum and classical signals through shared optical fibers is crucial for scalable quantum networks. However, this coexistence is fundamentally limited by sp…
quant-ph2026
Practical continuous-variable quantum key distribution using dynamic digital signal processing: security proof and experimental demonstration
Lu Fan, Zhengyu Li, Sheng Liu +8
Digital signal processing technology has paved the way for the realization of high-speed continuous-variable quantum key distribution systems. However, existing security proofs are…
physics.optics2025
1-Tb/s/λ Transmission over Record 10714-km AR-HCF
Dawei Ge, Siyuan Liu, Qiang Qiu +12
We present the first single-channel 1.001-Tb/s DP-36QAM-PCS recirculating transmission over 73 loops of 146.77-km ultra-low-loss & low-IMI DNANF-5 fiber, achieving a record transmi…