Heralded photon amplification for path entangled quantum communication

Conference paper (2017)

Authors

F. Monteiro Université de Genève
E. Verbanis Université de Genève
V. Caprara Vivoli QID/Wehner Group - QuTech Advanced Research Centre , QuTech Advanced Research Centre
A. Martin Université de Genève
N Gisin Université de Genève
H. Zbinden Université de Genève
R. T. Thew Université de Genève
Research Group
QID/Wehner Group (QuTech Advanced Research Centre) (TU Delft)
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Published Date

2017

Language

English

Reuse Rights

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Faculty

QuTech Advanced Research Centre

Department

Quantum Internet Division

Research Group

QID/Wehner Group

Abstract

We experimentally studied heralded photon amplification for path entangled states and characterise entanglement before and after loss by exploiting displacement-based measurements. We demonstrate the recovery of high fidelity entangled states over lossequivalent distances > 50km.