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Conferences > QIM > 2014 > QW3A > QW3A.4

Free Space Quantum Key Distribution over 500 Meters using Electrically Triggered Quantum Dot Single-Photon Sources

Tobias Heindel, Markus Rau, Sebastian Unsleber, Tristan Braun, Julian Fischer, Christian Schneider, Stefan Frick, Sebastian Nauerth, Gwenaelle Vest, Stephan Reitzenstein, Alfred Forchel, Sven Höfling, Harald Weinfurter, and Martin Kamp

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Abstract

Quantum key distribution experiments using electrically triggered quantum dot single-photon sources are reported. We achieve sifted key rates of 11.6 kbit/s at a quantum bit error ratio of 6 % over 500 m distance.

© 2014 Optical Society of America

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