Aller au contenu principal
Accès ouvert déclaré 2011 article

SEARCH FOR GRAVITATIONAL WAVE BURSTS FROM SIX MAGNETARS

115Citations signalées, ce qui n’est pas une note de qualité
113Institutions déclarées
15Pays d’affiliation déclarés

Rattachement africain : us, gb, fr, it, de, au, nl, ru, pl, cn, hu, in, jp, es, tr. Niveau de preuve : code pays fourni par la source.

Le résumé fourni par la source

Soft gamma repeaters (SGRs) and anomalous X-ray pulsars (AXPs) are thought to be magnetars: neutron stars powered by extreme magnetic fields. These rare objects are characterized by repeated and sometimes spectacular gamma-ray bursts. The burst mechanism might involve crustal fractures and excitation of non-radial modes which would emit gravitational waves (GWs). We present the results of a search for GW bursts from six galactic magnetars that is sensitive to neutron star f -modes, thought to be the most efficient GW emitting oscillatory modes in compact stars. One of them, SGR 0501+4516, is likely ∼1 kpc from Earth, an order of magnitude closer than magnetars targeted in previous GW searches. A second, AXP 1E 1547.0−5408, gave a burst with an estimated isotropic energy >10 44 erg which is comparable to the giant flares. We find no evidence of GWs associated with a sample of 1279 electromagnetic triggers from six magnetars occurring between 2006 November and 2009 June, in GW data from the LIGO, Virgo, and GEO600 detectors. Our lowest model-dependent GW emission energy upper limits for band- and time-limited white noise bursts in the detector sensitive band, and for f -mode ringdowns (at 1090 Hz), are 3.0 × 10 44 d 2 1 erg and 1.4 × 10 47 d 2 1 erg, respectively, where and d 0501 is the distance to SGR 0501+4516. These limits on GW emission from f -modes are an order of magnitude lower than any previous, and approach the range of electromagnetic energies seen in SGR giant flares for the first time.

Ce résumé expose les affirmations des auteurs. BNTIC ne l’interprète pas comme une validation indépendante des résultats.

Le contrôle bibliographique ouvert

DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.

Titre Crossref
SEARCH FOR GRAVITATIONAL WAVE BURSTS FROM SIX MAGNETARS
Date Crossref
01/06/2011
Éditeur
American Astronomical Society
Type
journal-article

Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.

Les institutions déclarées

California Institute of TechnologyUniversity of GlasgowCentre National de la Recherche ScientifiqueLaboratoire d’Annecy de Physique des ParticulesInstitut National de Physique Nucléaire et de Physique des ParticulesUniversity of SalernoIstituto Nazionale di Fisica Nucleare, Sezione di NapoliLIGO Scientific CollaborationLeibniz University HannoverMax Planck Institute for Gravitational PhysicsUniversity of Wisconsin–MilwaukeeStanford UniversityUniversity of FloridaLouisiana State UniversityIstituto Nazionale di Fisica Nucleare, Sezione di Roma IUniversity of BirminghamMontana State UniversityEuropean Gravitational ObservatoryCarleton CollegeThe University of Western AustraliaMassachusetts Institute of TechnologyUniversité Paris CitéCommissariat à l'Énergie Atomique et aux Énergies AlternativesLaboratoire AstroParticule et CosmologieInstitut de Recherche sur les Lois Fondamentales de l'UniversColumbia UniversityUniversity of PisaIstituto Nazionale di Fisica Nucleare, Sezione di PisaNational Institute for Subatomic PhysicsTexas Southmost CollegeSan Jose State UniversityLomonosov Moscow State UniversityObservatoire de la Côte d’AzurUniversité Paris-SudPennsylvania State UniversityInstitut de Physique de RennesUniversité de RennesLaboratoire des Matériaux AvancésWashington State UniversityIstituto Nazionale di Fisica Nucleare, Sezione di PerugiaUniversity of OregonSyracuse UniversityRutherford Appleton LaboratoryUniversity of WarsawVrije Universiteit AmsterdamUniversity of Maryland, College ParkUniversity of Massachusetts AmherstIstituto Nazionale di Fisica Nucleare, Sezione di FirenzeUniversity of MississippiGoddard Space Flight CenterUniversity of UrbinoTsinghua UniversityUniversity of MichiganCharles Sturt UniversityIstituto Nazionale di Fisica Nucleare, Sezione di GenovaAustralian National UniversityThe University of MelbourneCardiff UniversityUniversity of Rome Tor VergataIstituto Nazionale di Fisica Nucleare, Roma Tor VergataSapienza University of RomeUniversity of SheffieldInstitute for Particle and Nuclear PhysicsUniversity of SienaInter-University Centre for Astronomy and AstrophysicsUniversity of L'AquilaUniversity of MinnesotaUniversity of PaduaIstituto Nazionale di Fisica Nucleare, Sezione di PadovaNorthwestern UniversityThe University of Texas at AustinEötvös Loránd UniversityUniversity of PerugiaEmbry–Riddle Aeronautical UniversityNational Astronomical Observatory of JapanThe University of AdelaideUniversitat de les Illes BalearsUniversity of BiałystokUniversity of SouthamptonInstitute of Applied PhysicsNational Centre for Nuclear ResearchInstitute of MathematicsUniversity of TrentoUniversity of StrathclydeESPCI ParisSouthern University and Agricultural and Mechanical CollegeUniversity of RochesterHobart and William Smith CollegesUniversity of SannioLouisiana Tech UniversityAndrews UniversityUniversity of Zielona GóraMcNeese State UniversitySonoma State UniversityCalifornia State University, FullertonTrinity UniversityRochester Institute of TechnologySoutheastern Louisiana UniversityPhysico-Technical InstituteUniversity of ArizonaUniversity of Alabama in HuntsvilleJohns Hopkins University Applied Physics LaboratorySpace Research InstituteMarshall Space Flight CenterUniversity of California, BerkeleySabancı ÜniversitesiMax Planck Institute for Extraterrestrial PhysicsChinese Academy of SciencesNational Astronomical ObservatoriesJapan Aerospace Exploration AgencyInstitute of Space and Astronautical ScienceSaitama UniversityAoyama Gakuin University

Une affiliation ne permet pas de déduire la nationalité d’un auteur.

Les sujets associés

Pulsars and Gravitational Waves ResearchGamma-ray bursts and supernovaeCosmology and Gravitation Theories

BNTIC News n’est pas le producteur de ces données. Les publications sont interrogées à la demande dans Crossref, OpenAIRE, DOAJ, Europe PMC, HAL, DataCite, AfricArXiv, ROR et la Banque mondiale, sans clé d’accès. OpenAlex reste optionnel. Aucun service payant n’est nécessaire et aucune donnée externe n’est enregistrée en base. Consulter les sources et leurs limites.