3 papers
quant-ph2026
Quantum separability criteria from bipartite systems to multipartite systems based on generalized Bloch representation
Linwei Li, Chunlin Yang, Hongmei Yao +3
Quantum entanglement serves as a fundamental resource in quantum information theory. This paper presents a comprehensive framework of separability criteria for detecting bipartite…
quant-ph2026
Variational quantum algorithm for generalized eigenvalue problems of non-Hermitian systems
Jiaxin Li, Zhaobing Fan, Hongmei Yao +5
Non-Hermitian generalized eigenvalue problems (GEPs) play a significant role in many practical applications, such as mechanical engineering. Based on the generalized Schur decompos…
quant-ph2025
Dictionary-based Block Encoding of Sparse Matrices with Low Subnormalization and Circuit Depth
Chunlin Yang, Zexian Li, Hongmei Yao +3
Block encoding severs as an important data input model in quantum algorithms, enabling quantum computers to simulate non-unitary operators effectively. In this paper, we propose an…