activity
20152021
most citedImplementation of a 46-node quantum metropolitan area network

140 citations · 262 across the 5 of their papers we have counts for

collaborators

10 papers

quant-ph2021140 cited

Implementation of a 46-node quantum metropolitan area network

Teng-Yun Chen, Xiao Jiang, Shi-Biao Tang +22

Quantum key distribution (QKD) enables secure key exchanges between two remote users. The ultimate goal of secure communication is to establish a global quantum network. The existi…

cs.IT20202 cited

Performance Optimization on Practical Quantum Random Number Generators: Modification on Min-entropy Evaluation and Acceleration on Post Processing

Zehao Zhao, Xiongfeng Ma, Hongyi Zhou

Quantum random number generation is a technique to generate random numbers by extracting randomness from specific quantum processes. As for practical random number generators, they…

quant-ph2019

Quantum Coherence Witness with Untrusted Measurement Devices

You-Qi Nie, Hongyi Zhou, Jian-Yu Guan +4

Coherence is a fundamental resource in quantum information processing, which can be certified by a coherence witness. Due to the imperfection of measurement devices, a conventional…

quant-ph2019

Randomness expansion secured by quantum contextuality

Mark Um, Qi Zhao, Junhua Zhang +6

The output randomness from a random number generator can be certified by observing the violation of quantum contextuality inequalities based on the Kochen-Specker theorem. Contextu…

quant-ph2018

Unification of quantum resources in distributed scenarios

Hongyi Zhou, Xiao Yuan, Xiongfeng Ma

Quantum resources, such as coherence, discord, and entanglement, play as a key role for demonstrating advantage in many computation and communication tasks. In order to find the na…

quant-ph2018

Randomness quantification of coherent detection

Hongyi Zhou, Pei Zeng, Mohsen Razavi +1

Continuous-variable quantum cryptographic systems, including random number generation and key distribution, are often based on coherent detection. The essence of the security analy…