No Tradeoff between Coherence and Sub-Poissonianity in Heisenberg-Limited Lasers

Lucas A. Ostrowski; Travis J. Baker; S. Nariman Saadatmand; Howard M. Wiseman

doi:10.1364/FIO.2022.JW4A.86

Frontiers in Optics + Laser Science 2022 (FIO, LS)
Technical Digest Series (Optica Publishing Group, 2022),
paper JW4A.86
•https://doi.org/10.1364/FIO.2022.JW4A.86

No Tradeoff between Coherence and Sub-Poissonianity in Heisenberg-Limited Lasers

Lucas A. Ostrowski, Travis J. Baker, S. Nariman Saadatmand, and Howard M. Wiseman

Frontiers in Optics 2022

Rochester, New York United States
17–20 October 2022
ISBN: 978-1-957171-17-3

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Joint Poster Session IIIA (In person) (JW4A)

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L. A. Ostrowski, T. J. Baker, S. N. Saadatmand, and H. M. Wiseman, "No Tradeoff between Coherence and Sub-Poissonianity in Heisenberg-Limited Lasers," in Frontiers in Optics + Laser Science 2022 (FIO, LS), Technical Digest Series (Optica Publishing Group, 2022), paper JW4A.86.

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Abstract

Let $ℭ$ be the number of photons in a coherence time of a laser beam. The Heisenberg limit is $ℭ$ = O(µ⁴), lying beyond the standard limit of $ℭ$ = O(µ²). Here, we generalise this result for sub-Poissonian beams.

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