Transforming pure and mixed states using an NMR quantum homogeniser

The universal quantum homogeniser can transform a qubit from any state to any other state with arbitrary accuracy, using only unitary transformations to perform this task. Here we present an implementation of a finite quantum homogeniser using nuclear magnetic resonance (NMR), with a four-qubit syst...

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Bibliographic Details
Main Authors: Violaris, M, Bhole, G, Jones, JA, Vedral, V, Marletto, C
Format: Journal article
Language:English
Published: American Physical Society 2021