Valid and efficient entanglement verification with finite copies of a quantum state

Abstract Detecting entanglement in multipartite quantum states is an inherently probabilistic process, typically with a few measured samples. The level of confidence in entanglement detection quantifies the scheme’s validity via the probability that the signal comes from a separable state, offering...

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Bibliographic Details
Main Authors: Paweł Cieśliński, Jan Dziewior, Lukas Knips, Waldemar Kłobus, Jasmin Meinecke, Tomasz Paterek, Harald Weinfurter, Wiesław Laskowski
Format: Article
Language:English
Published: Nature Portfolio 2024-01-01
Series:npj Quantum Information
Online Access:https://doi.org/10.1038/s41534-024-00810-3