Twin-field quantum key distribution over a 511 km optical fibre linking two distant metropolitan areas
Jiu-Peng Chen, Chi Zhang, Yang Liu, Cong Jiang, Wei-Jun Zhang, Zhi-Yong Han, Shi-Zhao Ma, Xiao-Long Hu, Yu-Huai Li, Hui Liu, Fei Zhou, Hai-Feng Jiang, Teng-Yun Chen, Hao Li, Li-Xing You, Zhen Wang, Xiang-Bin Wang, Qiang Zhang, Jian-Wei Pan
Topics & Concepts
Quantum key distributionRepeater (horology)Optical fiberQuantum networkTransmission (telecommunications)Metropolitan area networkComputer scienceKey (lock)QuantumQuantum cryptographySynchronization (alternating current)Quantum information sciencePhysicsLaserOpticsTelecommunicationsInterference (communication)Field (mathematics)Metropolitan areaComputer networkQuantum entanglementQuantum channelWavelength-division multiplexingQuantum stateSecure transmissionOptical communicationQuantum sensorSingle-mode optical fiberQuantum imagingElectronic engineeringMode (computer interface)Quantum Information and CryptographyOptical Network TechnologiesQuantum Mechanics and Applications