Experimental NMR demonstration of noise cancellation by channel superposition and superactivation of quantum capacity from two zero-capacity depolarizing channels.
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2 Pith papers cite this work, alongside 264 external citations. Polarity classification is still indexing.
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Causal reference frame and time-delocalized subsystem descriptions of pure processes are coordinate parametrizations of a single neutral object, with unitary perspective transformations possible by reshuffling time order or adding reference-frame subsystems.
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Noise cancellation by superposition of channels and superactivation of quantum capacity: Experimental realization by NMR
Experimental NMR demonstration of noise cancellation by channel superposition and superactivation of quantum capacity from two zero-capacity depolarizing channels.
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Frame perspectives for process matrices: from coordinate parametrization to spacetime representation
Causal reference frame and time-delocalized subsystem descriptions of pure processes are coordinate parametrizations of a single neutral object, with unitary perspective transformations possible by reshuffling time order or adding reference-frame subsystems.