Fundamental limits of repeaterless quantum communications

Stefano Pirandola; Riccardo Laurenza; Carlo Ottaviani; Leonardo Banchi

doi:10.1038/ncomms15043

Nature Communications (Apr 2017)

Fundamental limits of repeaterless quantum communications

Stefano Pirandola,
Riccardo Laurenza,
Carlo Ottaviani,
Leonardo Banchi

Affiliations

Stefano Pirandola: Department of Computer Science and York Centre for Quantum Technologies, University of York
Riccardo Laurenza: Department of Computer Science and York Centre for Quantum Technologies, University of York
Carlo Ottaviani: Department of Computer Science and York Centre for Quantum Technologies, University of York
Leonardo Banchi: Department of Physics and Astronomy, University College London

DOI: https://doi.org/10.1038/ncomms15043
Journal volume & issue: Vol. 8, no. 1
pp. 1 – 15

Abstract

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Quantum communications will be used to transmit entanglement and secure keys, but it is important to estimate their optimal transfer rates. Here the authors compute the fundamental limit of repeaterless quantum communications for the most relevant practical scenario.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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