5 papers
Non-commutativity as a Universal Characterization for Enhanced Quantum Metrology
Ningxin Kong, Haojie Wang, Mingsheng Tian +4
A central challenge in quantum metrology is to effectively harness quantum resources to surpass classical precision bounds. Although recent studies suggest that the indefinite caus…
Graphical Framework for Non-Gaussian Quantum States
Lina Vandré, Boxuan Jing, Yu Xiang +2
We provide a graphical method to describe and analyze non-Gaussian quantum states using a hypergraph framework. These states are pivotal resources for quantum computing, communicat…
Measurement-Incompatibility Constraints for Maximal Randomness
Tianqi Zheng, Yi Li, Yu Xiang +1
Certifying maximal quantum randomness without assumptions about system dimension remains a pivotal challenge for secure communication and foundational studies. Here, we introduce a…
One-Sided Device-Independent Random Number Generation Through Fiber Channels
Jinfang Zhang, Yi Li, Mengyu Zhao +7
Randomness is an essential resource and plays important roles in various applications ranging from cryptography to simulation of complex systems. Certified randomness from quantum…
Classifying Multipartite Continuous Variable Entanglement Structures through Data-augmented Neural Networks
Xiaoting Gao, Mingsheng Tian, Feng-Xiao Sun +3
Neural networks have emerged as a promising paradigm for quantum information processing, yet they confront the challenge of generating training datasets with sufficient size and ri…