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공공누리This item is licensed Korea Open Government License

Title
Precision Top-Quark Mass Measurement at CDF
Author(s)
T.Aaltonen노서영배태길조기현
Publication Year
2012-10-09
Abstract
Wepresentaprecisionmeasurementofthetop-quarkmassusingthefullsampleofTevatronffisffiffi
p
¼
1:96TeVproton-antiprotoncollisionscollectedbytheCDFIIdetector,correspondingtoanintegrated
luminosityof8:7fb1.Usingasampleofttcandidateeventsdecayingintotheleptonþjetschannel,we
obtaindistributionsofthetop-quarkmassesandtheinvariantmassoftwojetsfromtheWbosondecays
fromdata.Wethencomparethesedistributionstotemplatesderivedfromsignalandbackgroundsamples
toextractthetop-quarkmassandtheenergyscaleofthecalorimeterjetswithinsitucalibration.The
likelihoodfitofthetemplatesfromsignalandbackgroundeventstothedatayieldsthesinglemost-precise
measurementofthetop-quarkmass,Mtop
¼172:850:71ðstatÞ0:85ðsystÞGeV=c2.
Keyword
HighEnergyPhysics; ParticlePhysics; CDF
Journal Title
PhysicalReviewLetters
Citation Volume
109
ISSN
0031-9007
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Appears in Collections:
7. KISTI 연구성과 > 학술지 발표논문
URI
https://repository.kisti.re.kr/handle/10580/13998
http://www.ndsl.kr/ndsl/search/detail/article/articleSearchResultDetail.do?cn=NART83967151
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