Chen, Xiao-Yu; Jiang, Li-Zhen; Xu, Zhu-An Necessary and sufficient criterion for \(k\)-separability of \(N\)-qubit noisy GHZ states. (English) Zbl 1396.81030 Int. J. Quantum Inf. 16, No. 4, Article ID 1850037, 20 p. (2018). MSC: 81P40 60H40 81S22 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Chen, Xiao-yu; Jiang, Li-zhen; Xu, Zhu-an Matched witness for multipartite entanglement. (English) Zbl 1373.81055 Quantum Inf. Process. 16, No. 4, Paper No. 95, 22 p. (2017). MSC: 81P40 × Cite Format Result Cite Review PDF Full Text: DOI arXiv