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공공누리This item is licensed Korea Open Government License

dc.contributor.author
배태길
dc.contributor.author
이원종
dc.date.accessioned
2019-08-28T07:41:09Z
dc.date.available
2019-08-28T07:41:09Z
dc.date.issued
2012-07-27
dc.identifier.issn
0031-9007
dc.identifier.uri
https://repository.kisti.re.kr/handle/10580/14041
dc.description.abstract
WepresentacalculationofthekaonBparameterB_KusinglatticeQCD.Weuseimprovedstaggeredvalenceandseafermions,thelattergeneratedbytheMILCCollaborationwithN_f=2+1lightflavors.Tocontroldiscretizationerrors,weusefourdifferentlatticespacingsrangingdowntoa~0.045fm.ThechiralandcontinuumextrapolationsaredoneusingSU(2)Staggeredchiralperturbationtheory.Ourfinalresultis\hat{B}_K=0.727+-0.004(stat)+-0.038(syst),wherethedominantsystematicerrorisfromouruseoftruncated(one-loop)matchingfactors.
dc.language
eng
dc.relation.ispartofseries
PhysicalReviewLetters
dc.title
Kaon B Parameter from Improved Staggered Fermions in Nf=2+1 QCD
dc.subject.keyword
LatticeQCD
dc.subject.keyword
KaonBParameter
dc.subject.keyword
StaggeredFermions
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7. KISTI 연구성과 > 학술지 발표논문
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