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Accès ouvert déclaré 2022 article

Search for continuous gravitational waves from 20 accreting millisecond x-ray pulsars in O3 LIGO data

61Citations signalées — pas une note de qualité
294Institutions déclarées
31Pays d’affiliation déclarés

Résumé fourni par la source

Results are presented of searches for continuous gravitational waves from 20 accreting millisecond x-ray pulsars with accurately measured spin frequencies and orbital parameters, using data from the third observing run of the Advanced LIGO and Advanced Virgo detectors. The search algorithm uses a hidden Markov model, where the transition probabilities allow the frequency to wander according to an unbiased random walk, while the $\mathcal{J}$-statistic maximum-likelihood matched filter tracks the binary orbital phase. Three narrow subbands are searched for each target, centered on harmonics of the measured spin frequency. The search yields 16 candidates, consistent with a false alarm probability of 30% per subband and target searched. These candidates, along with one candidate from an additional target-of-opportunity search done for SAX $\mathrm{J}1808.4\ensuremath{-}3658$, which was in outburst during one month of the observing run, cannot be confidently associated with a known noise source. Additional follow-up does not provide convincing evidence that any are a true astrophysical signal. When all candidates are assumed nonastrophysical, upper limits are set on the maximum wave strain detectable at 95% confidence, ${h}_{0}^{95%}$. The strictest constraint is ${h}_{0}^{95%}=4.7\ifmmode\times\else\texttimes\fi{}{10}^{\ensuremath{-}26}$ from IGR $\mathrm{J}17062\ensuremath{-}6143$. Constraints on the detectable wave strain from each target lead to constraints on neutron star ellipticity and $r$-mode amplitude, the strictest of which are ${\ensuremath{\epsilon}}^{95%}=3.1\ifmmode\times\else\texttimes\fi{}{10}^{\ensuremath{-}7}$ and ${\ensuremath{\alpha}}^{95%}=1.8\ifmmode\times\else\texttimes\fi{}{10}^{\ensuremath{-}5}$ respectively. This analysis is the most comprehensive and sensitive search of continuous gravitational waves from accreting millisecond x-ray pulsars to date.

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Contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
Search for continuous gravitational waves from 20 accreting millisecond x-ray pulsars in O3 LIGO data
Date Crossref
19/01/2022
Éditeur
American Physical Society (APS)
Type
journal-article

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Institutions déclarées

California Institute of TechnologyLouisiana State UniversityUniversity of SalernoIstituto Nazionale di Fisica Nucleare, Sezione di NapoliAustralian Regenerative Medicine InstituteARC Centre of Excellence for Gravitational Wave DiscoveryMonash UniversityLIGO Scientific CollaborationUniversity of Wisconsin–MilwaukeeAustralian National UniversityLeibniz University HannoverMax Planck Institute for Gravitational PhysicsInter-University Centre for Astronomy and AstrophysicsUniversity of CambridgeFriedrich Schiller University JenaUniversity of BirminghamNorthwestern UniversityInstituto Nacional de Pesquisas EspaciaisCardiff UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PisaNational Astronomical Observatory of JapanIstituto Nazionale di Fisica Nucleare, Sezione di TorinoUniversity of Naples Federico IIUniversité de LyonThe University of TokyoUniversitat de BarcelonaUniversité Savoie Mont BlancGran Sasso Science InstituteUniversity of StrathclydeUniversity of UdineUniversity of TriesteIstituto Nazionale di Fisica Nucleare, Sezione di TriesteEmbry–Riddle Aeronautical UniversityUniversité Paris CitéKavli Institute for the Physics and Mathematics of the UniverseHigh Energy Accelerator Research OrganizationCalifornia State University, FullertonUniversité Paris-SaclayEuropean Gravitational ObservatoryChennai Mathematical InstituteHirosaki UniversityColumbia UniversityThe Graduate University for Advanced Studies, SOKENDAIUniversity of UrbinoIstituto Nazionale di Fisica Nucleare, Sezione di FirenzeIstituto Nazionale di Fisica Nucleare, Sezione di Roma IUCLouvainNational Institute for Subatomic PhysicsVitenparkenUniversity of LondonKing's College LondonUniversidad de LondresUniversity College LondonKorea Institute of Science & Technology InformationNational Institute for Mathematical SciencesChristopher Newport UniversityOsaka International UniversityThe University of OsakaUniversity of OregonSyracuse UniversityUniversity of LiègeUniversity of MinnesotaUniversity of Minnesota SystemBrera Astronomical ObservatoryIstituto Nazionale di Fisica Nucleare, Sezione di Milano BicoccaUniversity of Milano-BicoccaNational Institute for AstrophysicsUniversity of GlasgowMassachusetts Institute of TechnologyInstitute for Particle and Nuclear PhysicsHUN-REN Wigner Research Centre for PhysicsUniversity of FloridaStanford UniversityUniversity of PisaUniversity of PerugiaIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaUniversity of PaduaIstituto Nazionale di Fisica Nucleare, Sezione di PadovaMontana State UniversityInstitute for Plasma ResearchNicolaus Copernicus Astronomical CenterPolish Academy of SciencesUniversity of SannioThe University of AdelaideCalifornia State University SystemCalifornia State University Los AngelesIstituto Nazionale di Fisica Nucleare, Sezione di GenovaThe University of Western AustraliaRaja Ramanna Centre for Advanced TechnologyUniversity of AmsterdamMissouri University of Science and TechnologyLomonosov Moscow State UniversityUniversity of TrentoIstituto Nazionale di Fisica Nucleare, Trento Institute for Fundamental Physics And ApplicationsUniversity of the West of ScotlandBar-Ilan UniversityUniversité Côte d'AzurObservatoire de la Côte d’AzurIstituto Nazionale di Fisica Nucleare, Gruppo Collegato di SalernoSapienza University of RomeCentre National de la Recherche ScientifiqueUniversité Rennes 2Fonctions Optiques pour les Technologies de l’informationUniversité de RennesIndian Institute of Technology BombayIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali del Gran SassoSorbonne UniversitéLaboratoire MédiationsAstronomical ObservatoryUniversity of WarsawUniversity of Maryland, College ParkUniversité Fédérale de Toulouse Midi-PyrénéesGeorgia Institute of TechnologyChinese University of Hong KongUniversidade de Santiago de CompostelaFlatiron Health (United States)Flatiron InstituteStony Brook UniversityGoddard Space Flight CenterUniversity of GenoaUtrecht UniversityBeijing Normal UniversityThe University of MelbourneUniversity of SassariIstituto Nazionale di Fisica Nucleare, Laboratori Nazionali del SudUniversity of Rome Tor VergataIstituto Nazionale di Fisica Nucleare, Roma Tor VergataVillanova UniversityUniversitat de ValènciaUniversität HamburgRochester Institute of TechnologyNational Tsing Hua UniversityFukuoka UniversityCharles Sturt UniversityTamkang UniversityNational Central UniversityInstitute of Physics, Academia SinicaLyon 1 UniversitéSeoul National UniversityPusan National UniversityOsservatorio Astronomico di PadovaUniversity of ArizonaRutherford Appleton LaboratorySwinburne University of TechnologyUniversité Libre de BruxellesFundació Universitat-Empresa de les Illes BalearsUniversitat de les Illes BalearsTexas Tech UniversityPennsylvania State UniversityUniversity of Rhode IslandThe University of Texas Rio Grande ValleyBellevue CollegeScuola Normale SuperioreEötvös Loránd UniversityMaastricht UniversityUniversity of PortsmouthUniversity of SheffieldUniversity of ParmaUniversity of ZurichUniversity of ChicagoUniversité de StrasbourgWest Virginia UniversityMontclair State UniversityColorado State UniversityHUN-REN Institute for Nuclear ResearchHungarian Academy of SciencesThe University of Texas at AustinUniversity of BasilicataUniversity of UtahKenyon CollegeVrije Universiteit AmsterdamNiigata UniversityTata Institute of Fundamental ResearchInternational Centre for Theoretical SciencesChinese Academy of SciencesWuhan Institute of Physics and MathematicsUniversity of SzegedGhent UniversityCornell UniversityUniversity of British ColumbiaAstronomical Observatory of CapodimonteUniversity of MississippiUniversity of MichiganMitchell InstituteTexas A&M UniversityUlsan National Institute of Science and TechnologyApplied Research (United States)Applied Research Laboratory at the University of Hawai‘iShanghai Astronomical ObservatoryAmerican UniversityUniversity of ToyamaCarleton CollegeUniversity of California SystemUniversity of California, BerkeleyNihon UniversityCollege of Industrial TechnologyHaverford CollegeNational Taiwan Normal UniversityChungnam National UniversityAoyama Gakuin UniversityPeking UniversityKavli Institute for Theoretical SciencesKyoto UniversityOsaka City UniversityInstitute of Space and Astronautical ScienceResearch & Development Establishment (Engrs.)Vanderbilt UniversityUniversity of AntwerpUniversity of BiałystokEwha Womans UniversityEwha Womans University Medical CenterNational Space Science CenterNational Astronomical ObservatoriesUniversity of Chinese Academy of SciencesUniversity of SouthamptonChung-Ang UniversityBarcelona Institute of Science and TechnologyInstitute of Science and TechnologyTokyo Institute of TechnologyUniversity of Washington BothellInstitute of Applied PhysicsInje UniversityMyongji UniversityKorea Astronomy and Space Science InstituteHiroshima UniversityBard CollegeInstitute of Mathematics and InformaticsCzech Academy of Sciences, Institute of MathematicsInstitute of MathematicsInstituto de Investigaciones Fisicoquímicas Teóricas y AplicadasNagoya UniversityPolytechnique MontréalUniversité de MontréalHanyang UniversitySungkyunkwan UniversityUniversité Gustave EiffelNational Cheng Kung UniversityNational Institutes of Applied ResearchMarshall Space Flight CenterUniversity of WashingtonRoma Tre UniversityIstituto Nazionale di Fisica Nucleare, Sezione di Roma TreESPCI ParisConcordia University WisconsinUniversità di CamerinoTongji UniversitySouthern University and Agricultural and Mechanical CollegeScientific Centre of MonacoIndian Institute of Technology MadrasSaha Institute of Nuclear PhysicsResearch Institute for Electromagnetic MaterialsNational Institute of Information and Communications TechnologyInstitut des Hautes Études ScientifiquesRyukoku UniversityIndian Institute of Science Education and Research KolkataRadboud University NijmegenUniversity of Notre DameInstitute for Complex SystemsHobart and William Smith CollegesUniversidade Federal do Rio Grande do NorteCentro Ricerche Enrico FermiLancaster UniversityIndian Institute of Science Education and Research PuneUniversity of TurinIndian Institute of Technology GandhinagarNagaoka National College of TechnologyMarquette UniversityHosei UniversityToho UniversityOsaka Institute of TechnologyArcetri Astrophysical ObservatoryUniversity of FlorenceIndian Institute of Technology HyderabadRIKENInstitute of Physical and Organic ChemistryOsservatorio di Astrofisica e Scienza dello SpazioAndrews UniversityTokyo City UniversityNational Institute of Advanced Industrial Science and TechnologyUniversity of GroningenVrije Universiteit BrusselNational Defense Academy of JapanNagaoka UniversityNagaoka University of TechnologySejong UniversityNational Yang Ming Chiao Tung UniversityRikkyo UniversityDeleted InstitutionUnited States Naval Research LaboratoryUniversity of CagliariUnited States NavyJoint Space Science InstituteJoint Institute for Nuclear AstrophysicsInstitute of Astrophysics and Space Sciences

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Sujets associés

Pulsars and Gravitational Waves ResearchAstrophysical Phenomena and ObservationsStatistical and numerical algorithms

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