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Conferences > CLEO_SI > 2021 > JW1A > JW1A.154

Joint multi-parameter measurement with a Mach-Zehnder interferometer assisted by parametric amplifiers

Wei Du and Z. Y. Ou

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Abstract

We present a linear interferometer with the assistance of an SU(1,1) interferometer, and achieve optimum quantum enhancement in the measurement precision of an arbitrary mixture of phase and amplitude modulation.

© 2021 The Author(s)

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