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20102023
most citedSecure quantum key distribution with realistic devices

1.6k citations · 8k across the 64 of their papers we have counts for

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55 papers · 1 filter

quant-ph2023★ 23 cited

Device-Independent Quantum Key Distribution Based on the Mermin-Peres Magic Square Game

Yi-Zheng Zhen, Yingqiu Mao, Yu-Zhe Zhang +2

Device-independent quantum key distribution (DIQKD) is information-theoretically secure against adversaries who possess a scalable quantum computer and who have supplied malicious…

quant-ph2023★ 309 cited

High-rate quantum key distribution exceeding 110 Mb/s

Wei Li, Likang Zhang, Hao Tan +14

Quantum key distribution (QKD) can provide fundamentally proven security for secure communication. Toward application, the secret key rate (SKR) is a key figure of merit for any QK…

quant-ph2023★ 16 cited

Effect of light injection on the security of practical quantum key distribution

Liying Han, Yang Li, Hao Tan +7

Quantum key distribution (QKD) based on the fundamental laws of quantum physics can allow the distribution of secure keys between distant users. However, the imperfections in reali…

quant-ph2022★ 57 cited

Twin-field quantum key distribution without phase locking

Wei Li, Likang Zhang, Yichen Lu +11

Twin-field quantum key distribution (TF-QKD) has emerged as a promising solution for practical quantum communication over long-haul fiber. However, previous demonstrations on TF-QK…

quant-ph2021★ 62 cited

Device-independent quantum key distribution with random postselection

Feihu Xu, Yu-Zhe Zhang, Qiang Zhang +1

Device-independent quantum key distribution (QKD) can permit the superior security even with unknown devices. In practice, however, the realization of device-independent QKD is tec…

quant-ph2021★ 133 cited

Photonic verification of device-independent quantum key distribution against collective attacks

Wen-Zhao Liu, Yu-Zhe Zhang, Yi-Zheng Zhen +6

In this paper, we employ theoretical and experimental efforts and realize a proof-of-principle verification of device-independent QKD based on the photonic setup. On the theoretica…

quant-ph2021★ 23 cited

Measurement-Device-Independent Verification of a Quantum Memory

Yong Yu, Peng-Fei Sun, Yu-Zhe Zhang +9

In this paper we report an experiment that verifies an atomic-ensemble quantum memory via a measurement-device-independent scheme. A single photon generated via Rydberg blockade in…

quant-ph2021★ 166 cited

Distributed quantum phase estimation with entangled photons

Li-Zheng Liu, Yu-Zhe Zhang, Zheng-Da Li +8

Distributed quantum metrology can enhance the sensitivity for sensing spatially distributed parameters beyond the classical limits. Here we demonstrate distributed quantum phase es…

quant-ph2020★ 59 cited

Field demonstration of distributed quantum sensing without post-selection

Si-Ran Zhao, Yu-Zhe Zhang, Wen-Zhao Liu +12

Distributed quantum sensing can provide quantum-enhanced sensitivity beyond the shot-noise limit (SNL) for sensing spatially distributed parameters. To date, distributed quantum se…

quant-ph2020★ 5 cited

Open-destination measurement-device-independent quantum key distribution network

Wen-Fei Cao, Yi-Zheng Zhen, Yu-Lin Zheng +6

Quantum key distribution (QKD) networks hold promise for sharing secure randomness over multi-partities. Most existing QKD network schemes and demonstrations are based on trusted r…

quant-ph2020★ 54 cited

Security analysis of quantum key distribution with small block length and its application to quantum space communications

Charles Ci-Wen Lim, Feihu Xu, Jian-Wei Pan +1

The security of real-world quantum key distribution (QKD) critically depends on the number of data points the system can collect in a fixed time interval. To date, state-of-the-art…

quant-ph2020★ 16 cited

Experimental quantum key distribution secure against malicious devices

Wei Li, Victor Zapatero, Hao Tan +9

The fabrication of quantum key distribution (QKD) systems typically involves several parties, thus providing Eve with multiple opportunities to meddle with the devices. As a conseq…

quant-ph2020★ 75 cited

Towards satellite-based quantum-secure time transfer

Hui Dai, Qi Shen, Chao-Ze Wang +11

High-precision time synchronization for remote clocks plays an important role in fundamental science and real-life applications. However, the current time synchronization technique…

quant-ph2020★ 8 cited

Efficient experimental quantum fingerprinting with wavelength division multiplexing

Xiaoqing Zhong, Feihu Xu, Hoi-Kwong Lo +1

Quantum communication complexity studies the efficiency of information communication (that is, the minimum amount of communication required to achieve a certain task) using quantum…

quant-ph2019★ 6 cited

Photonic realization of quantum resetting

Zheng-Da Li, Xu-Fei Yin, Zizhu Wang +11

Contrary to the usual assumption of at least partial control of quantum dynamics, a surprising recent result proved that an arbitrary quantum state can be probabilistically reset t…

quant-ph2019★ 227 cited

High-speed measurement-device-independent quantum key distribution with integrated silicon photonics

Kejin Wei, Wei Li, Hao Tan +12

Measurement-device-independent quantum key distribution (MDI-QKD) removes all detector side channels and enables secure QKD with an untrusted relay. It is suitable for building a s…

quant-ph2019★ 4 cited

Verification of a resetting protocol for an uncontrolled superconducting qubit

Ming Gong, Feihu Xu, Zheng-Da Li +20

Quantum resetting protocols allow a quantum system to be sent to a state in the past by making it interact with quantum probes when neither the free evolution of the system nor the…

quant-ph2019★ 4 cited

Prefixed-threshold Real-Time Selection for Free-Space Measurement-Device-Independent Quantum Key Distribution

Wenyuan Wang, Feihu Xu, Hoi-Kwong Lo

Measurement-Device-Independent (MDI) QKD eliminates detector side channels in QKD and allows an untrusted relay between two users. A desirable yet highly challenging application is…

quant-ph2019★ 48 cited

Experimental Quantum Network Coding

He Lu, Zheng-Da Li, Xu-Fei Yin +7

Distributing quantum state and entanglement between distant nodes is a crucial task in distributed quantum information processing on large-scale quantum networks. Quantum network c…

quant-ph2019★ 158 cited

Experimental quantum repeater without quantum memory

Zheng-Da Li, Rui Zhang, Xu-Fei Yin +11

Quantum repeaters -- important components of a scalable quantum internet -- enable the entanglement to be distributed over long distances. The standard paradigm for a quantum repea…

quant-ph2019★ 1.6k cited

Secure quantum key distribution with realistic devices

Feihu Xu, Xiongfeng Ma, Qiang Zhang +2

In principle, quantum key distribution (QKD) offers information-theoretic security based on the laws of physics. In practice, however, the imperfections of realistic devices might…

quant-ph2019★ 25 cited

Remote blind state preparation with weak coherent pulses in the field

Yang-Fan Jiang, Kejin Wei, Liang Huang +11

Quantum computing has seen tremendous progress in the past years. Due to the implementation complexity and cost, the future path of quantum computation is strongly believed to dele…

quant-ph2018★ 131 cited

Experimental Quantum Switching for Exponentially Superior Quantum Communication Complexity

Kejin Wei, Nora Tischler, Si-Ran Zhao +13

Finding exponential separation between quantum and classical information tasks is like striking gold in quantum information research. Such an advantage is believed to hold for quan…

quant-ph2018★ 235 cited

Large scale quantum key distribution: challenges and solutions

Qiang Zhang, Feihu Xu, Yu-Ao Chen +2

Quantum key distribution (QKD) together with one time pad encoding can provide information-theoretical security for communication. Currently, though QKD has been widely deployed in…