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- Title
- The characterization of Virgo data and its impact on gravitational-wave searches
- Author(s)
- J.Aasietal; 강궁원
- 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
- Files in This Item:
- There are no files associated with this item.
- Appears in Collections:
- 7. KISTI 연구성과 > 학술지 발표논문
