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공공누리This item is licensed Korea Open Government License

Title
Search for gravitational waves associated with gamma-ray bursts during LIGO science run 6 and Virgo science run 2 and 3
Author(s)
M.S.Briggsetal.강궁원
Publication Year
2012-10-30
Abstract
Wepresenttheresultsofasearchforgravitationalwavesassociatedwith154gamma-raybursts(GRBs)thatweredetectedbysatellite-basedgamma-rayexperimentsin2009-2010,duringthesixthLIGOsciencerunandthesecondandthirdVirgoscienceruns.Weperformtwodistinctsearches:amodeledsearchforcoalescencesofeithertwoneutronstarsoraneutronstarandblackhole:andasearchforgeneric,unmodeledgravitational-wavebursts.Wefindnoevidenceforgravitational-wavecounterparts,eitherwithanyindividualGRBinthissampleorwiththepopulationasawhole.ForallGRBsweplacelowerboundsonthedistancetotheprogenitor,undertheoptimisticassumptionofagravitational-waveemissionenergyof10(-2)Mc(2)at150Hz,withamedianlimitof17Mpc.ForshorthardGRBsweplaceexclusiondistancesonbinaryneutronstarandneutronstar-blackholeprogenitors,usingastrophysicallymotivatedpriorsonthesourceparameters,withmedianvaluesof16Mpcand28Mpcrespectively.Thesedistancelimits,whilesignificantlylargerthanforasearchthatisnotaidedbyGRBsatelliteobservations,arenotlargeenoughtoexpectacoincidencewithaGRB.However,projectingtheseexclusionstothesensitivitiesofAdvancedLIGOandVirgo,whichshouldbeginoperationin2015,wefindthatthedetectionofgravitationalwavesassociatedwithGRBswillbecomequitepossible.
Keyword
Binaries; Gamma-rayburst; Gravitationalwaves
Journal Title
TheAstrophysicaljournal
Citation Volume
760
ISSN
0004-637x
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Appears in Collections:
7. KISTI 연구성과 > 학술지 발표논문
URI
https://repository.kisti.re.kr/handle/10580/14010
http://www.ndsl.kr/ndsl/search/detail/article/articleSearchResultDetail.do?cn=NART73354604
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