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공공누리This item is licensed Korea Open Government License

Title
The characterization of Virgo data and its impact on gravitational-wave searches
Author(s)
J.Aasietal강궁원
Publication Year
2012-06-27
Abstract
Between2007and2010VirgocollecteddataincoincidencewiththeLIGOand
GEOgravitational-wave(GW)detectors.Thesedatahavebeensearchedfor
GWsemittedbycataclysmicphenomenaintheuniverse,bynon-axisymmetric
rotatingneutronstarsorfromastochasticbackgroundinthefrequencybandof
thedetectors.ThesensitivityofGWsearchesislimitedbynoiseproducedby
thedetectororitsenvironment.Itisthereforecrucialtocharacterizethevarious
noisesourcesinaGWdetector.ThispaperreviewstheVirgodetectornoise
sources,noisepropagation,andconversionmechanismswhichwereidentified
inthethreefirstVirgoobservingruns.Inmanycases,theseinvestigations
allowedustomitigatenoisesourcesinthedetector,ortoselectivelyflagnoise
eventsanddiscardthemfromthedata.Wepresentexamplesfromthejoint
LIGO-GEO-VirgoGWsearchestoshowhowwellnoisetransientsandnarrow
spectrallineshavebeenidentifiedandexcludedfromtheVirgodata.Wealso
discusshowdetectorcharacterizationcanimprovetheastrophysicalreachof
GWsearches.
Keyword
Gravitationalwave; Virgo; Dataanalysis
Journal Title
Classicalandquantumgravity
Citation Volume
29
ISSN
0264-9381
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Appears in Collections:
7. KISTI 연구성과 > 학술지 발표논문
URI
https://repository.kisti.re.kr/handle/10580/14056
http://www.ndsl.kr/ndsl/search/detail/article/articleSearchResultDetail.do?cn=NART65187168
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