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Conferences > CLEO_QELS > 2013 > QF2B > QF2B.1

Ultimate Limits to Quantum-Enhanced Optical Phase Tracking

Dominic W. Berry, Michael J. W. Hall, and Howard M. Wiseman

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Abstract

We use the quantum Fisher information to show the ultimate limit to the accuracy of measurement of a fluctuating phase with a squeezed state. This measurement accuracy is achievable using an adaptive phase measurement.

© 2013 Optical Society of America

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