2 papers
quant-ph1999
Quantum cryptography and long distance Bell experiments: How to control decoherence
N. Gisin, J. Brendel, J-D. Gautier +5
Several mechanisms that affect one and two photon coherence in optical fibers and their remedies are discussed. The results are illustrated on quantum cryptography experiments and…
quant-ph1998
Automated 'plug & play' quantum key distribution
G. Ribordy, J. -D. Gautier, N. Gisin +2
An improved "plug & play" interferometric system for quantum key distribution is presented. Self-alignment and compensation of birefringence remain, while limitations due to reflec…