Daylight Quantum Key Distribution over 1.6 km

W. T. Buttler, R. J. Hughes, S. K. Lamoreaux, G. L. Morgan, J. E. Nordholt, and C. G. Peterson
Phys. Rev. Lett. 84, 5652 – Published 12 June 2000
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Abstract

Quantum key distribution (QKD) has been demonstrated over a point-to-point 1.6-km atmospheric optical path in full daylight. This record transmission distance brings QKD a step closer to surface-to-satellite and other long-distance applications.

  • Received 14 January 2000

DOI:https://doi.org/10.1103/PhysRevLett.84.5652

©2000 American Physical Society

Authors & Affiliations

W. T. Buttler, R. J. Hughes, S. K. Lamoreaux, G. L. Morgan, J. E. Nordholt, and C. G. Peterson

  • University of California, Los Alamos National Laboratory, Los Alamos, New Mexico 87545

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Vol. 84, Iss. 24 — 12 June 2000

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