5 papers · 1 filter
Full Inseparability and Genuine Multipartite Entanglement Coincide for Finite-Mode Gaussian States
Yu Yang, Yuhang Wang, Chunxiao Du +6
For general mixed states, entanglement across every bipartition need not imply genuine multipartite entanglement (GME), because a biseparable decomposition may switch the separable…
Large Scale Entanglement Structure Detection in 100-Qubit Systems via Local Joint Measurements
Rui Li, Yuhang Wang, Chunxiao Du +5
Identifying the entanglement structure of a many-body quantum state, namely how its constituents partition into unentangled blocks, is a central task in quantum information science…
Diffusion-Enhanced Optimization of Variational Quantum Eigensolver for General Hamiltonians
Shikun Zhang, Zheng Qin, Yongyou Zhang +4
Variational quantum algorithms (VQAs) have emerged as a promising approach for achieving quantum advantage on current noisy intermediate-scale quantum devices. However, their large…
High-dimentional Multipartite Entanglement Structure Detection with Low Cost
Rui Li, Shikun Zhang, Zheng Qin +3
Quantum entanglement detection and characterization are crucial for various quantum information processes. Most existing methods for entanglement detection rely heavily on a comple…
Machine-Learning Insights into the Entanglement-trainability Correlation of Parameterized Quantum Circuits
Shikun Zhang, Yang Zhou, Zheng Qin +4
Variational quantum algorithms (VQAs) have emerged as the leading strategy to obtain quantum advantage on the current noisy intermediate-scale devices. However, their entanglement-…