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Search for Subsolar Mass Ultracompact Binaries in Advanced LIGO’s Second Observing Run

190Citations signalées — pas une note de qualité
202Institutions déclarées
27Pays d’affiliation déclarés

Résumé fourni par la source

We present a search for subsolar mass ultracompact objects in data obtained during Advanced LIGO's second observing run. In contrast to a previous search of Advanced LIGO data from the first observing run, this search includes the effects of component spin on the gravitational waveform. We identify no viable gravitational-wave candidates consistent with subsolar mass ultracompact binaries with at least one component between $0.2\text{ }\text{ }{M}_{\ensuremath{\bigodot}}--1.0\text{ }\text{ }{M}_{\ensuremath{\bigodot}}$. We use the null result to constrain the binary merger rate of ($0.2\text{ }\text{ }{M}_{\ensuremath{\bigodot}}$, $0.2\text{ }\text{ }{M}_{\ensuremath{\bigodot}}$) binaries to be less than $3.7\ifmmode\times\else\texttimes\fi{}{10}^{5}\text{ }\text{ }{\mathrm{Gpc}}^{\ensuremath{-}3}\text{ }{\mathrm{yr}}^{\ensuremath{-}1}$ and the binary merger rate of ($1.0\text{ }\text{ }{M}_{\ensuremath{\bigodot}}$, $1.0\text{ }\text{ }{M}_{\ensuremath{\bigodot}}$) binaries to be less than $5.2\ifmmode\times\else\texttimes\fi{}{10}^{3}\text{ }\text{ }{\mathrm{Gpc}}^{\ensuremath{-}3}\text{ }{\mathrm{yr}}^{\ensuremath{-}1}$. Subsolar mass ultracompact objects are not expected to form via known stellar evolution channels, though it has been suggested that primordial density fluctuations or particle dark matter with cooling mechanisms and/or nuclear interactions could form black holes with subsolar masses. Assuming a particular primordial black hole (PBH) formation model, we constrain a population of merging $0.2\text{ }\text{ }{M}_{\ensuremath{\bigodot}}$ black holes to account for less than 16% of the dark matter density and a population of merging $1.0\text{ }\text{ }{M}_{\ensuremath{\bigodot}}$ black holes to account for less than 2% of the dark matter density. We discuss how constraints on the merger rate and dark matter fraction may be extended to arbitrary black hole population models that predict subsolar mass binaries.

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DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Search for Subsolar Mass Ultracompact Binaries in Advanced LIGO’s Second Observing Run
Date Crossref
18/10/2019
Éditeur
American Physical Society (APS)
Type
journal-article

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Institutions déclarées

California Institute of TechnologyLouisiana State UniversityInter-University Centre for Astronomy and AstrophysicsUniversity of SalernoIstituto Nazionale di Fisica Nucleare, Sezione di NapoliAustralian Regenerative Medicine InstituteARC Centre of Excellence for Gravitational Wave DiscoveryMonash UniversityLIGO Scientific CollaborationAustralian National UniversityLeibniz University HannoverMax Planck Institute for Gravitational PhysicsUniversity of CambridgeFriedrich Schiller University JenaUniversity of BirminghamMassachusetts Institute of TechnologyInstituto Nacional de Pesquisas EspaciaisIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali del Gran SassoGran Sasso Science InstituteTata Institute of Fundamental ResearchInternational Centre for Theoretical SciencesUniversity of Illinois Urbana-ChampaignUniversity of PisaIstituto Nazionale di Fisica Nucleare, Sezione di PisaUniversitat de ValènciaLaboratoire des Matériaux AvancésUniversity of Wisconsin–MilwaukeeUniversity of StrathclydeDélégation Paris 7Université Paris CitéCalifornia State University, FullertonUniversité Paris-SaclayEuropean Gravitational ObservatoryUniversity of FloridaChennai Mathematical InstituteIstituto Nazionale di Fisica Nucleare, Roma Tor VergataIstituto Nazionale di Fisica Nucleare, Sezione di Roma IUniversité Savoie Mont BlancEmbry–Riddle Aeronautical UniversityMontclair State UniversityNational Institute for Subatomic PhysicsKorea Institute of Science & Technology InformationWest Virginia UniversityUniversity of PerugiaIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaSyracuse UniversityUniversity of MinnesotaUniversity of Minnesota SystemIstituto Nazionale di Fisica Nucleare, Sezione di Milano BicoccaUniversity of Milano-BicoccaUniversity of GlasgowHUN-REN Wigner Research Centre for PhysicsStanford UniversityUniversità di CamerinoUniversity of PaduaIstituto Nazionale di Fisica Nucleare, Sezione di PadovaMontana State UniversityNicolaus Copernicus Astronomical CenterPolish Academy of SciencesThe University of AdelaideNorthwestern UniversityIstituto Nazionale di Fisica Nucleare, Sezione di GenovaRaja Ramanna Centre for Advanced TechnologyLomonosov Moscow State UniversityRochester Institute of TechnologyUniversity of UrbinoIstituto Nazionale di Fisica Nucleare, Sezione di FirenzeUniversité Côte d'AzurObservatoire de la Côte d’AzurThe University of Western AustraliaRadboud University NijmegenIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di SalernoUniversity of ZurichUniversity of OregonSorbonne UniversitéLaboratoire MédiationsAstronomical ObservatoryUniversity of WarsawVrije Universiteit AmsterdamPark UniversityUniversity of Maryland, College ParkGeorgia Institute of TechnologyUniversité de LyonAngelo State UniversityGoddard Space Flight CenterThe University of TokyoTsinghua UniversityTexas Tech UniversityUniversity of Rome Tor VergataMissouri University of Science and TechnologyUniversity of MississippiCentro Ricerche Enrico FermiPennsylvania State UniversityNational Tsing Hua UniversityCharles Sturt UniversityUniversity of TorontoCanadian Institute for Theoretical AstrophysicsUniversity of ChicagoChinese University of Hong KongSeoul National UniversityPusan National UniversityCarleton CollegeOsservatorio Astronomico di PadovaUniversity of GenoaThe University of MelbourneFundació Universitat-Empresa de les Illes BalearsUniversitat de les Illes BalearsUniversité Libre de BruxellesSonoma State UniversityColumbia UniversityCardiff UniversityUniversity of Rhode IslandThe University of Texas Rio Grande ValleyBellevue CollegeEötvös Loránd UniversityInstitute for Plasma ResearchUniversity of SheffieldUniversidade de Santiago de CompostelaUniversity of ParmaUniversity of SannioUniversity of TrentoIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsSapienza University of RomeColorado State UniversityKenyon CollegeChristopher Newport UniversityUniversity of BasilicataNational Astronomical Observatory of JapanIstituto Nazionale di Fisica Nucleare, Sezione di TorinoUniversity of EdinburghIndian Institute of Advanced ResearchIndian Institute of Technology BombayUniversity of SzegedUniversity of the West of ScotlandCalifornia State University SystemCalifornia State University Los AngelesUniversität HamburgAstronomical Observatory of CapodimonteUniversity of MichiganWashington State UniversityAmerican UniversityUniversity of PortsmouthUniversity of California SystemUniversity of California, BerkeleyDelta Institute for Theoretical PhysicsUniversity of AmsterdamUniversity College of Estate ManagementUniversity of BiałystokUniversity of LondonKing's College LondonUniversidad de LondresUniversity College LondonUniversity of SouthamptonUniversity of Washington BothellInstitute of Applied PhysicsEwha Womans UniversityEwha Womans University Medical CenterInje UniversityNational Institute for Mathematical SciencesUlsan National Institute of Science and TechnologyMaastricht UniversityBard CollegeInstitute of Mathematics and InformaticsCzech Academy of Sciences, Institute of MathematicsInstitute of MathematicsCornell UniversityNational Centre for Nuclear ResearchHillsdale CollegeKorea Astronomy and Space Science InstituteHanyang UniversityMarshall Space Flight CenterRoma Tre UniversityIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreCentre National de la Recherche ScientifiqueESPCI ParisSwinburne University of TechnologySouthern University and Agricultural and Mechanical CollegeScientific Centre of MonacoIndian Institute of Technology MadrasInstitut des Hautes Études ScientifiquesIndian Institute of Science Education and Research KolkataMax Planck Institute for Nuclear PhysicsWhitman CollegeHobart and William Smith CollegesUniversity of TurinUniversity of WashingtonBrera Astronomical ObservatoryUniversity of LisbonMarquette UniversityIndian Institute of Technology GandhinagarPolytechnique MontréalUniversité de MontréalIndian Institute of Technology HyderabadOsservatorio di Astrofisica e Scienza dello SpazioNational Institute for AstrophysicsUniversidade Federal do Rio Grande do NorteVillanova UniversityAndrews UniversityUniversity of SienaTrinity UniversityUniversity of GroningenThe University of Texas at Austin

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Sujets associés

Pulsars and Gravitational Waves ResearchCosmology and Gravitation TheoriesGamma-ray bursts and supernovae

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