Imperturbable Interferometer for Quantum Cryptography

A. Muller; J. D. Gautier; N. Gisin; B. Huttner; W. Tittel; H. Zbinden

Quantum Electronics and Laser Science Conference
OSA Technical Digest (Optica Publishing Group, 1997),
paper QPD9

Imperturbable Interferometer for Quantum Cryptography

A. Muller, J. D. Gautier, N. Gisin, B. Huttner, W. Tittel, and H. Zbinden

Quantum Electronics and Laser Science Conference 1997

Baltimore, Maryland United States
18–23 May 1997
ISBN: 1-55752-501-3

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A. Muller, J. D. Gautier, N. Gisin, B. Huttner, W. Tittel, and H. Zbinden, "Imperturbable Interferometer for Quantum Cryptography," in Quantum Electronics and Laser Science Conference, J. Bokor, R. Slusher, P. Bucksbaum, and R. Falcone, eds., Vol. 12 of OSA Technical Digest (Optica Publishing Group, 1997), paper QPD9.

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Abstract

An interferometer using Faraday mirrors is presented. It is self-balanced and shows extraordinarily good stability. A quantum cryptographic key has been created using the BB92 protocol¹ with a total error rate as low as 0.5 +/− 0.1 %.

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