Ququarts Based on Biphotons

S. P. Kulik; E. V. Moreva; S. S. Straupe

Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
Technical Digest (CD) (Optica Publishing Group, 2006),
paper JTuD90

Ququarts Based on Biphotons

S. P. Kulik, E. V. Moreva, and S. S. Straupe

Quantum Electronics and Laser Science Conference 2006

Long Beach, California United States
21–26 May 2006
ISBN: 1-55752-813-6

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Joint CLEO/QELS Poster Session I (JTuD)

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S. P. Kulik, E. V. Moreva, and S. S. Straupe, "Ququarts Based on Biphotons," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optica Publishing Group, 2006), paper JTuD90.

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Abstract

We discuss transformation and measurement of arbitrary four-level optical quantum systems, based on biphotons. A simple scheme preparation of twelve basis states serving for quantum key distribution protocol is suggested as well.

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