Purification via entanglement swapping and conserved entanglement
classification
🪐 quant-ph
keywords
entanglementpurificationconservedswappingactionsentangledexistsinvestigate
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We investigate the purification of entangled states by local actions using a variant of entanglement swapping. We show that there exists a measure of entanglement which is conserved in this type of purification procedure.
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