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Optica Publishing Group
  • Conference on Lasers and Electro-Optics/Pacific Rim 2009
  • (Optica Publishing Group, 2009),
  • paper TuB4_6

Achieving the uncertainty limit of phase estimation in two-path interferometers

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Abstract

The optimal phase estimation based on output photon number statistics of two-path interferometers is discussed. It is shown that for many pure states, conventional photon detection is sufficient to achieve the uncertainty limit.

© 2009 IEEE

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