I(n1, n2) is a correlation functional with |I| ≤ 2 for any three-qubit state, saturated only for GHZ-equivalent states under mutually unbiased measurements.
Uffink, Phys
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quant-ph 2years
2026 2verdicts
UNVERDICTED 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.
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A measure for genuine tripartite entanglement
I(n1, n2) is a correlation functional with |I| ≤ 2 for any three-qubit state, saturated only for GHZ-equivalent states under mutually unbiased measurements.
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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.