Resolution of quantum phase measurements using multi-photon states

Tomonori Matsushita; Holger F. Hofmann

doi:10.1364/CLEOPR.2022.CFA7H_05

Proceedings of the 2022 Conference on Lasers and Electro-Optics Pacific Rim
Technical Digest Series (Optica Publishing Group, 2022),
paper CFA7H_05
•https://doi.org/10.1364/CLEOPR.2022.CFA7H_05

Resolution of quantum phase measurements using multi-photon states

Tomonori Matsushita and Holger F. Hofmann

Conference on Lasers and Electro-Optics/Pacific Rim 2022

Sapporo Japan
31 August–5 September 2022
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Quantum Optics and Information Theory (CFA7H)

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T. Matsushita and H. F. Hofmann, "Resolution of quantum phase measurements using multi-photon states," in Proceedings of the 2022 Conference on Lasers and Electro-Optics Pacific Rim, Technical Digest Series (Optica Publishing Group, 2022), paper CFA7H_05.

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Abstract

We discuss the effects of multi-photon coherence on the probability of successfully distinguishing two different phase shifts in a single measurement of the photon number distribution in the output of an interferometer.

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