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Conferences > CLEOPR > 2017 > PSII > s1708
  • 2017 Conference on Lasers and Electro-Optics Pacific Rim
  • (Optica Publishing Group, 2017),
  • paper s1708

Quantum enhanced joint measurement of two conjugate observables with an SU (1,1) interferometer

Yuhong Liu, Jiamin Li, Nan Huo, Xiaoying Li, and Z. Y. Ou

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Abstract

We jointly measure the phase and amplitude modulation of an optical field with the newly developed SU (1,1) interferometer. We simultaneously achieve a signal-to-noise ratio improvement of 1.1 and 1 dB over the standard quantum limit in amplitude and phase measurement.

© 2017 Optical Society of America

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