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quant-ph2002
Maximum Fidelity Retransmission of Mirror Symmetric Qubit States
Kieran Hunter, Erika Andersson, Claire R. Gilson +1
In this paper we address the problem of optimal reconstruction of a quantum state from the result of a single measurement when the original quantum state is known to be a member of…
quant-ph1998
Nonlocality Without Inequalities for all Pure Entangled States
Stephen M. Barnett, Anthony Chefles
This paper has been withdrawn by the authors.
quant-ph1997
Security against eavesdropping in quantum cryptography
N. Lütkenhaus, Stephen M. Barnett
In this article we deal with the security of the BB84 quantum cryptography protocol over noisy channels using generalized privacy amplification. For this we estimate the fraction o…