5 papers
Ultrabright Entanglement Based Quantum Key Distribution over a 404 km Optical Fiber
Shi-Chang Zhuang, Bo Li, Ming-Yang Zheng +14
Entangled photons are crucial resources for quantum information processing. Here, we present an ultrabright polarization-entangled photon source based on a periodically poled lithi…
Experimental Multi-Dimensional Side-Channel-Secure Quantum Key Distribution
Hao Dong, Cong Jiang, Di Ma +8
Quantum key distribution (QKD) theoretically provides unconditional security between remote parties. However, guaranteeing practical security through device characterisation alone…
Entangling quantum memories over 420 km in fiber
Xi-Yu Luo, Chao-Yang Wang, Ming-Yang Zheng +17
Long-distance entanglement is pivotal for quantum communication, distributed quantum computing and sensing. Significant progresses have been made in extending the distribution dist…
Free-Space Twin-Field Quantum Key Distribution
Yu-Huai Li, Ting Zeng, Min-Yan Wang +22
Twin-field quantum key distribution (TF-QKD) elevates the secure key rate from a linear to a square-root dependence on channel loss while preserving measurement-device-independent…
Independent Optical Frequency Combs Powered 546 km Field Test of Twin-Field Quantum Key Distribution
Lai Zhou, Jinping Lin, Chengfang Ge +11
Owing to its repeater-like rate-loss scaling, twin-field quantum key distribution (TF-QKD) has repeatedly exhibited in laboratory its superiority for secure communication over reco…