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- dc.contributor.author
- J.Li
- dc.contributor.author
- 조기현
- dc.date.accessioned
- 2019-08-28T07:41:15Z
- dc.date.available
- 2019-08-28T07:41:15Z
- dc.date.issued
- 2012-05-03
- dc.identifier.issn
- 0031-9007
- dc.identifier.uri
- https://repository.kisti.re.kr/handle/10580/14105
- dc.description.abstract
-
WereportfirstobservationsofB0s
!J=candB0s
!J=c0.Theresultsareobtainedfrom
121:4fb1ofdatacollectedattheð5SÞresonancewiththeBelledetectorattheKEKBeþecollider.
WeobtainthebranchingfractionsBðB0s
!J=cÞ¼½5:100:50ðstatÞ0:25ðsystÞþ1:14
0:79
ðNB
ðÞ
s
B
ðÞ
s
Þ104,
andBðB0s
!J=c0Þ¼½3:710:61ðstatÞ0:18ðsystÞþ0:83
0:57
ðNB
ðÞ
s
B
ðÞ
s
Þ104.Theratioofthetwo
branchingfractionsismeasuredtobeBðBs!J=c0Þ
BðBs!J=cÞ¼0:730:14ðstatÞ0:02ðsystÞ
- dc.language
- eng
- dc.relation.ispartofseries
- PhysicalReviewLetters
- dc.title
- First observation of $B_s0\to J/\psi\eta$ and $B_s0\to J/\psi\eta$
- dc.citation.startPage
- 181808
- dc.citation.volume
- 108
- dc.subject.keyword
- HighEnergyPhysics
- dc.subject.keyword
- ParticlePhysics
- dc.subject.keyword
- belle
- Appears in Collections:
- 7. KISTI 연구성과 > 학술지 발표논문
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