A NOTE ON QUANTUM ENTANGLEMENT AND PPT

2009/04/01 by Shao-Ming Fei, Xianqing Li‐Jost, Xianqing Li-Jost
Computer Science · Physics and Astronomy · #Quantum Computing Algorithms and Architecture #Quantum Information and Cryptography #Quantum Mechanics and Applications #quant-ph

paper · pdf · doi:10.1142/s0219749909005328

published as Int. J. Quant. Inform. 7(2009)587-593 · 9 pages

openalex publication_date 2009/04/01 · arxiv created 2009/04/30 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We study quantum states for which the PPT criterion is both sufficient and necessary for separability. We present a class of 3 × 3 bipartite mixed states and show that these states are separable if and only if they are PPT.

Citations

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