8 papers
Shadow Engineering of Quantum Processes
Tian-Ci Tian, De-Tao Jiang, Wei-Ming Zhu +3
Characterizing quantum processes is essential for hardware benchmarking, error diagnosis, and algorithm verification. While recent work [PRX QUANTUM \textbf{4}, 040337 (2023)] exte…
Device-Independent Quantum Secret Sharing Protocol Enhanced by Advantage Distillation
Yong-Hui Yang, Jian-Hong Shi, Hong-Wei Li +4
Device-independent quantum secret sharing (DI-QSS) provides high security by eliminating the need to trust devices, yet its practical performance is limited by channel loss and noi…
Long Distance Daylight Drone-based Quantum Key Distribution under Relative Motion
Chun Zhou, Yanyang Zhou, Ping Wang +13
Low-altitude drones can serve as dynamic nodes apparently mitigating terrain-induced impacts for quantum networks. However, it is extremely hard to establish a sable quantum link i…
Entropic Uncertainty Relations with Quantum Memory in Accelerated Frames via Unruh-DeWitt Detectors
Ming-Ming Du, Hong-Wei Li, Shu-Ting Shen +5
Quantum uncertainty is deeply linked to quantum correlations and relativistic motion. The entropic uncertainty relation with quantum memory offers a powerful way to study how share…
Basis-independent Coherence in Noninertial Frames
Ming-Ming Du Yi-Hao Fan, Hong-Wei Li, Shu-Ting Shen +5
We investigate the behavior of basis-independent quantum coherence between two modes of a free Dirac field as observed by relatively accelerated observers. Our findings reveal thre…
Security Analysis of Mode-Pairing Quantum Key Distribution with Flexible Pairing Strategy
Yi-Fei Lu, Yang Wang, Yan-Yang Zhou +10
Mode-pairing quantum key distribution (MP-QKD) is advantageous for long-distance secure communication, leveraging its simple implementation and quadratic scaling capacity. The post…