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Conferences > CLEO_SI > 2022 > SM5K > SM5K.7

Virtually Noiseless Phase Sensitive Amplifier using χ2 in AlGaAs with 30 dB Gain

Zhizhong Yan, H. Liu, M. L. Iu, P. Blakey, Y. Akasaka, T. Ikeuchi, and Amr S. Helmy

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Abstract

The first χ2-based AlGaAs pulsed PSA with substantial confinement. This PSA achieves on chip in-phase gain of 30 dB, a sensitivity of 0.005 photons per pulse, and approaches the genuine quantum noise figure (NF) of 0 dB in near single mode operation for all degrees of freedom.

© 2022 The Author(s)

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