Quantum erasing the memory of Wigner's friend

The Wigner's friend paradox concerns one of the most puzzling problems of quantum mechanics: the consistent description of multiple nested observers. Recently, a variation of Wigner's gedankenexperiment, introduced by Frauchiger and Renner, has lead to new debates about the self-consistenc...

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Bibliographic Details
Main Authors: Cyril Elouard, Philippe Lewalle, Sreenath K. Manikandan, Spencer Rogers, Adam Frank, Andrew N. Jordan
Format: Article
Language:English
Published: Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften 2021-07-01
Series:Quantum
Online Access:https://quantum-journal.org/papers/q-2021-07-08-498/pdf/