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Conferences > QELS > 2006 > QMJ > QMJ4
  • 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 QMJ4

Qubit Degradation due to Cross-Phase Modulation Photon-Number Measurement

Jeffrey H. Shapiro and Roy S. Bondurant

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Abstract

The error probability of quantum nondemolition detection of a vacuum/one-photon qubit is shown to increase from 0 to 1/2 as the post-interaction fidelity increases from 2/3 to 1.

© 2006 Optical Society of America

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