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Positive partial transpose
... . In matrix notation, if we write a N X M mixed state �? as block matrix: $$\rho = \begin{bmatrix} \rho _{11} ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Bell-diagonal state
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Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Squashed entanglement
... reduces to the definition of Entanglement of Formation for mixed states, as given in Ben96 . K and K o represent ... to the definitions of Entanglement of Formation for pure and mixed states. In Tuc01a , he presented an algorithm and computer program, ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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GHZ
... entanglement in the state and one ends up in a fully mixed state, which is fully separable: T r k (∣ G H ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Enhancement of channel capacities with entanglement
... φ . π C will refer to the maximally mixed state on C and π d to the maximally mixed state on a specified d -dimensional quantum system. For a ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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The Church of the larger Hilbert space
... the combined system H ⊗ K . In other words, every mixed state $\varrho$ can be thought of as arising from a pure state ∣ ...
Wiki article - Anonymous (not verified) - 05/04/2023 - 22:02 - 0 comments
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Separability criteria
... ⊥ is entangled and, by the range criterion , any mixed state with support contained in H U P B ⊥ is ...
Wiki article - Anonymous (not verified) - 04/05/2016 - 17:37 - 0 comments
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Purity
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Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Quantum discord
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Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments
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Decoherence
... This seems to suggest that the system is in a mixed state and may be entangled with something. However, if we write down the ...
Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments