Introduces correlation functional I that bounds at 2 only for GHZ-equivalent states and yields LU-invariant E_GHZ in [0,1] equaling 1 iff the state is GHZ-type.
Uffink, Phys
2 Pith papers cite this work. Polarity classification is still indexing.
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quant-ph 2years
2026 2representative citing papers
Constructs non-linear entanglement witnesses from any given linear witness that detect additional entangled states, including PPT entangled states, in d1 ⊗ d2 systems and are experimentally realizable via local observables.
citing papers explorer
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A measure for genuine tripartite entanglement
Introduces correlation functional I that bounds at 2 only for GHZ-equivalent states and yields LU-invariant E_GHZ in [0,1] equaling 1 iff the state is GHZ-type.
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Construction of a Non-Linear Entanglement Witness Operator in Arbitrary Dimension Using a Given Linear Witness Operator
Constructs non-linear entanglement witnesses from any given linear witness that detect additional entangled states, including PPT entangled states, in d1 ⊗ d2 systems and are experimentally realizable via local observables.