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Author (up) Karuseichyk, I.; Sorelli, G.; Walschaers, M.; Treps, N.; Gessner, M.
Title Resolving mutually-coherent point sources of light with arbitrary statistics Type Journal Article
Year 2022 Publication Physical Review Research Abbreviated Journal Phys. Rev. Res.
Volume 4 Issue 4 Pages 043010 - 11pp
Keywords
Abstract We analyze the problem of resolving two mutually coherent point sources with arbitrary quantum statistics, mutual phase, and relative and absolute intensity. We use a sensitivity measure based on the method of moments and compare direct imaging with spatial-mode demultiplexing (SPADE), analytically proving advantage of the latter. We show that the moment-based sensitivity of SPADE saturates the quantum Fisher information for all known cases, even for non-Gaussian states of the sources.
Address [Karuseichyk, Ilya; Sorelli, Giacomo; Walschaers, Mattia; Treps, Nicolas] Univ PSL, Sorbonne Univ, Coll France, Lab Kastler Brossel,ENS,CNRS, 4 Pl Jussieu, F-75252 Paris, France, Email: ilya.karuseichyk@lkb.upmc.fr
Corporate Author Thesis
Publisher Amer Physical Soc Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN Medium
Area Expedition Conference
Notes WOS:000876858200004 Approved no
Is ISI yes International Collaboration yes
Call Number IFIC @ pastor @ Serial 5400
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