A family of generalized Horodecki-like entangled states
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Abstract
We provide a multi-parameter family of 2-qudit PPT entangled states which generalizes the celebrated Horodecki state in 3 x 3. The entanglement of this family is identified via semidefinite programming based on "PPT symmetric extensions" by Doherty et al.
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Quantum Physics
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Phys. Lett. A 375, 2793 (2011)