A Note on Quantum Entanglement and PPT

Abstract

We study quantum states for which the PPT criterion is both sufficient and necessary for separability. We present a class of 3x3 bipartite mixed states and show that these states are separable if and only if they are PPT.

9 pages

References in corpus (2)

• Concurrence of arbitrary dimensional bipartite quantum states
• Concurrence and a proper monogamy inequality for arbitrary quantum states