activity
20242026
collaborators

8 papers

quant-ph2026

Robust logical Bell nonlocality based on quantum error correction codes

Qi Zhang, Jia-Wei Ying, Cheng Liu +2

Quantum nonlocality based on the violation of Bell-like inequalities constitutes a fundamental feature of quantum physics and drives the development of device-independent (DI) quan…

quant-ph2026

Quantum LiDAR with non-local modulation

Xiao-Dong Fan, Zhong-Hua Ou, Yun-Ru Fan +13

Quantum light detection and ranging (LiDAR) utilizes quantum entanglement and correlation to improve precision, noise resilience and covertness of target detection. Despite recent…

quant-ph2025

High-efficiency and long-distance quantum memory-assisted device-independent quantum secret sharing with single photon sources

Qi Zhang, Jia-Wei Ying, Shi-Pu Gu +5

Quantum secret sharing (QSS) plays a critical role in building the distributed quantum networks. Device-independent (DI) QSS provides the highest security level for QSS. However, t…

quant-ph2025

Quantum secure direct communication based on fully passive source

Jia-Wei Ying, Qi Zhang, Shi-Pu Gu +3

In practical quantum communication, imperfect devices may introduce side channels, creating opportunities for eavesdroppers. Especially on the source side, the side channels create…

quant-ph2025

High-efficient long-distance device-independent quantum secret sharing based on single-photon sources

Qi Zhang, Cheng Zhang, Wei Zhong +3

Device-independent quantum secret sharing (DI QSS) relaxes security assumptions of experimental devices to provide the highest security level for QSS. Previous DI QSS protocols req…

quant-ph2025

Fully passive quantum key distribution with parametric down-conversion source

Jia-Wei Ying, Qi Zhang, Shi-Pu Gu +3

The fully passive source is capable of passively generating decoy states and performing passive encoding simultaneously, avoiding the side-channel risks caused by active modulation…