When Amplification with Weak Values Fails to Suppress Technical Noise

The application of postselection to a weak quantum measurement leads to the phenomenon of weak values. Expressed in units of the measurement strength, the displacement of a quantum coherent measuring device is ordinarily bounded by the eigenspectrum of the measured observable. Postselection can enab...

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Bibliographic Details
Main Authors: George C. Knee, Erik M. Gauger
Format: Article
Language:English
Published: American Physical Society 2014-03-01
Series:Physical Review X
Online Access:http://doi.org/10.1103/PhysRevX.4.011032