Enhanced single photon fringe visibility in a 10 km-long prototype quantum cryptography channel

1 January 1993

journal article
Published by Institution of Engineering and Technology (IET) in Electronics Letters

Vol. 29 (14), 1291-1293
https://doi.org/10.1049/el:19930862

Abstract

High visibility (V = 0.985) single photon fringe measurements in a 10 km long, optical fibre-based, time- and polarisation-division Mach-Zehnder interferometer are reported. The ability of the system to transmit key data in a quantum cryptography scheme is assessed.

Keywords

OPTICAL FIBRE BASED SYSTEM
SINGLE PHOTON FRINGE VISIBILITY
QUANTUM CRYPTOGRAPHY CHANNEL
MACH-ZEHNDER INTERFEROMETER
KEY DATA TRANSMISSION
POLARISATION-DIVISION
TIME DIVISION
10 KM

This publication has 1 reference indexed in Scilit:

Quantum Cryptography, or Unforgeable Subway Tokens
Published by Springer Science and Business Media LLC ,1983

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