5 papers · 1 filter
Twin-Field Quantum Key Distribution over 511 km Optical Fiber Linking two Distant Metropolitans
Jiu-Peng Chen, Chi Zhang, Yang Liu +16
The basic principle of quantum mechanics guarantee the unconditional security of quantum key distribution (QKD) at the cost of inability of amplification of quantum state. As a res…
Field Test of Twin-Field Quantum Key Distribution through Sending-or-Not-Sending over 428 km
Hui Liu, Cong Jiang, Hao-Tao Zhu +18
Quantum key distribution endows people with information-theoretical security in communications. Twin-field quantum key distribution (TF-QKD) has attracted considerable attention be…
Surpassing the rate-transmittance linear bound of quantum key distribution
Xiao-Tian Fang, Pei Zeng, Hui Liu +17
Quantum key distribution (QKD offers a long-term solution to establish information-theoretically secure keys between two distant users. In practice, with a careful characterization…
An Experimentally Verified Approach to non-Entanglement-Breaking Channel Certification
Yingqiu Mao, Yi-Zheng Zhen, Hui Liu +14
Ensuring the non-entanglement-breaking (non-EB) property of quantum channels is crucial for the effective distribution and storage of quantum states. However, a practical method fo…
Experimental 4-intensity decoy-state quantum key distribution with asymmetric basis detector efficiency
Hui Liu, Zong-Wen Yu, Mi Zou +6
The decoy-state method has been developed rapidly in quantum key distribution (QKD) since it is immune to photon-number splitting attacks. However, two basis detector efficiency as…