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Title
Search for Standard Model Higgs Boson Production in Association with a W Boson Using a Matrix Element Technique at CDF in p\bar{p} Collisions at \sqrt{s} = 1.96 TeV.
Author(s)
T.Aaltonen노서영배태길조기현
Publication Year
2012-04-02
Abstract
ThispaperpresentsasearchforstandardmodelHiggsbosonproductioninassociationwithaWboson
usingeventsrecordedbytheCDFexperimentinadatasetcorrespondingtoanintegratedluminosityof
5:6fb1.Thesearchisperformedusingamatrixelementtechniqueinwhichthesignalandbackground
hypothesesareusedtocreateapowerfuldiscriminator.Thediscriminantoutputdistributionsforsignal
andbackgroundarefittotheobservedeventsusingabinnedlikelihoodapproachtosearchfortheHiggs
bosonsignal.WefindnoevidenceforaHiggsboson,and95%confidencelevel(C.L.)upperlimitsareset
onðpp!WHÞBðH!bbÞ.Theobservedlimitsrangefrom3.5to37.6relativetothestandard
modelexpectationforHiggsbosonmassesbetweenmH
¼100GeV=c2andmH
¼150GeV=c2.The
95%C.L.expectedlimitisestimatedfromthemedianofanensembleofsimulatedexperimentsandvaries
between2.9and32.7relativetotheproductionratepredictedbythestandardmodelovertheHiggsboson
massrangestudied.
Keyword
HighEnergyPhysics; ParticlePhysics; CDF
Journal Title
PhysicalReviewD
Citation Volume
85
ISSN
1550-7998
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Appears in Collections:
7. KISTI 연구성과 > 학술지 발표논문
URI
https://repository.kisti.re.kr/handle/10580/14029
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