Spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface waves

It has been discovered experimentally that light emitted by layers of photoexcited dye molecules or quantum dots deposited on metallic thin films is spatially coherent. Identifying the physical origin of this spatial coherence is a difficult task in the absence of a systematic procedure to model the...

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Main Authors: Elise Bailly, Jean-Paul Hugonin, Benjamin Vest, Jean-Jacques Greffet
Format: Article
Language:English
Published: American Physical Society 2021-08-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.3.L032040
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author Elise Bailly
Jean-Paul Hugonin
Benjamin Vest
Jean-Jacques Greffet
author_facet Elise Bailly
Jean-Paul Hugonin
Benjamin Vest
Jean-Jacques Greffet
author_sort Elise Bailly
collection DOAJ
description It has been discovered experimentally that light emitted by layers of photoexcited dye molecules or quantum dots deposited on metallic thin films is spatially coherent. Identifying the physical origin of this spatial coherence is a difficult task in the absence of a systematic procedure to model theoretically the field correlation function of the photoluminescence. The presence of strong coupling and the presence of delocalized plasmonic modes have been considered as possible candidates to explain the origin of the spatial coherence. Here, we use a general coherence-absorption relation recently derived to address this question.
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spelling doaj.art-6aa4be66a2fe4f86967092c3259b53022024-04-12T17:12:55ZengAmerican Physical SocietyPhysical Review Research2643-15642021-08-0133L03204010.1103/PhysRevResearch.3.L032040Spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface wavesElise BaillyJean-Paul HugoninBenjamin VestJean-Jacques GreffetIt has been discovered experimentally that light emitted by layers of photoexcited dye molecules or quantum dots deposited on metallic thin films is spatially coherent. Identifying the physical origin of this spatial coherence is a difficult task in the absence of a systematic procedure to model theoretically the field correlation function of the photoluminescence. The presence of strong coupling and the presence of delocalized plasmonic modes have been considered as possible candidates to explain the origin of the spatial coherence. Here, we use a general coherence-absorption relation recently derived to address this question.http://doi.org/10.1103/PhysRevResearch.3.L032040
spellingShingle Elise Bailly
Jean-Paul Hugonin
Benjamin Vest
Jean-Jacques Greffet
Spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface waves
Physical Review Research
title Spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface waves
title_full Spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface waves
title_fullStr Spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface waves
title_full_unstemmed Spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface waves
title_short Spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface waves
title_sort spatial coherence of light emitted by thermalized ensembles of emitters coupled to surface waves
url http://doi.org/10.1103/PhysRevResearch.3.L032040
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AT jeanpaulhugonin spatialcoherenceoflightemittedbythermalizedensemblesofemitterscoupledtosurfacewaves
AT benjaminvest spatialcoherenceoflightemittedbythermalizedensemblesofemitterscoupledtosurfacewaves
AT jeanjacquesgreffet spatialcoherenceoflightemittedbythermalizedensemblesofemitterscoupledtosurfacewaves