0133489 - FZU-D 20010341 RIV US eng C - Conference Paper (international conference)
Haderka, Ondřej - Peřina st., Jan
Photon source for quantum cryptography using postselection from entangled quantum states.
0-8194-4047-7. In: Wave and quantum aspects of comtemporary optics. Washington: SPIE The International Society for Optical Engineering, 2001 - (Hrabovský, M.; Křepelka, J.; Peřina, J.), s. 61-69. Proceedings of SPIE., 4356. ISSN 0277-786X.
[Czech-Slovak-Polish Optical Conference on Wave and Quantum Apects of Contemporary Optics /12./. Velké Losiny (CZ), 12.09.2000-15.09.2000]
R&D Projects: GA MŠMT LN00A015
Institutional research plan: CEZ:AV0Z1010921
Keywords : photon source * quantum cryptography * quantum key distribution * down-conversion * postselection * entaglement
Subject RIV: BH - Optics, Masers, Lasers

The possibility to produce weak photon-number-squeezed states by the downconversion process is discussed and possibilities of use of such a source for quantum cryptography are outlined.
Permanent Link: http://hdl.handle.net/11104/0031454