Non-existence of bipartite bound entanglement with negative partial transposition

2009/10/05 by Jan Sperling, Sperling, J., W. Vogel +1 · 1 citation
Computer Science · Physics and Astronomy · #FOS: Physical sciences #Quantum Computing Algorithms and Architecture #Quantum Information and Cryptography #Quantum Mechanics and Applications #Quantum Physics (quant-ph)

paper · pdf · doi:10.48550/arxiv.0910.0744

openalex publication_date 2009/10/05 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

Bound entanglement with a nonpositive partial transposition (NPT) does not exist. For any NPT entangled state a distillation procedure can be based on a certain number of copies. This number is the minimal Schmidt rank of a pure state needed to witness the NPT entanglement under study.

Citations

• Entanglement Distillation; A Discourse on Bound Entanglement in Quantum Information Theory

Cited by

• Protocols for sharing genuine multipartite entanglement by employing copies of biseparable states

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• NPT Bound Entanglement- The Problem Revisited
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