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Search for light tetraquark states in ϒ(1S) and ϒ(2S) decays. / Belle Collaboration.

в: Physical Review D, Том 96, № 11, 112002, 05.12.2017.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

Harvard

Belle Collaboration 2017, 'Search for light tetraquark states in ϒ(1S) and ϒ(2S) decays', Physical Review D, Том. 96, № 11, 112002. https://doi.org/10.1103/PhysRevD.96.112002

APA

Vancouver

Belle Collaboration. Search for light tetraquark states in ϒ(1S) and ϒ(2S) decays. Physical Review D. 2017 дек. 5;96(11):112002. doi: 10.1103/PhysRevD.96.112002

Author

Belle Collaboration. / Search for light tetraquark states in ϒ(1S) and ϒ(2S) decays. в: Physical Review D. 2017 ; Том 96, № 11.

BibTeX

@article{ff7d71d8af114099b93a26a9296a9b68,
title = "Search for light tetraquark states in ϒ(1S) and ϒ(2S) decays",
abstract = "We search for the JPC = 0−− and 1{\th}− light tetraquark states with masses up to 2.46 GeV=c2 in ϒ{\dh}1S{\TH} and ϒ{\dh}2S{\TH} decays with data samples of {\dh}102 2{\TH} million and {\dh}158 4{\TH} million events, respectively, collected with the Belle detector. No significant signals are observed in any of the studied production modes, and 90% credibility level (C.L.) upper limits on their branching fractions in ϒ{\dh}1S{\TH} and ϒ{\dh}2S{\TH} decays are obtained. The inclusive branching fractions of the ϒ{\dh}1S{\TH} and ϒ{\dh}2S{\TH} decays into final states with f1{\dh}1285{\TH} are measured to be B{\dh}ϒ{\dh}1S{\TH} → f1{\dh}1285{\TH} {\th} anything{\TH} ¼ {\dh}46 28{\dh}stat{\TH} 13{\dh}syst{\TH}{\TH} × 10−4 and B{\dh}ϒ{\dh}2S{\TH} → f1{\dh}1285{\TH} {\th} anything{\TH} ¼ {\dh}22 15{\dh}stat{\TH} 6.3{\dh}syst{\TH}{\TH} × 10−4. The measured χb2 → J=ψ {\th} anything branching fraction is measured to be {\dh}1.50 0.34{\dh}stat{\TH} 0.22{\dh}syst{\TH}{\TH} × 10−3, and 90% C.L. upper limits for the χb0;b1 → J=ψ {\th} anything branching fractions are found to be 2.3 × 10−3 and 1.1 × 10−3, respectively. For B{\dh}χb1 → ω {\th} anything{\TH}, the branching fraction is measured to be {\dh}4.9 1.3{\dh}stat{\TH} 0.6{\dh}syst{\TH}{\TH} × 10−2. All results reported here are the first measurements for these modes.",
author = "{The BELLE collaboration} and S. Jia and Shen, {C. P.} and Yuan, {C. Z.} and I. Adachi and Ahn, {J. K.} and H. Aihara and {Al Said}, S. and Asner, {D. M.} and H. Atmacan and T. Aushev and R. Ayad and V. Babu and I. Badhrees and S. Bahinipati and Bakich, {A. M.} and V. Bansal and P. Behera and M. Berger and V. Bhardwaj and B. Bhuyan and J. Biswal and G. Bonvicini and A. Bozek and M. Bra{\v c}ko and Browder, {T. E.} and D. {\v C}ervenkov and Chang, {M. C.} and V. Chekelian and A. Chen and Cheon, {B. G.} and K. Chilikin and K. Cho and Choi, {S. K.} and Y. Choi and D. Cinabro and T. Czank and N. Dash and {Di Carlo}, S. and S. Eidelman and D. Epifanov and N. Gabyshev and A. Garmash and P. Krokovny and A. Kuzmin and D. Matvienko and V. Shebalin and B. Shwartz and Y. Usov and V. Zhilich and V. Zhulanov",
note = "Publisher Copyright: {\textcopyright} 2017 American Physical Society.",
year = "2017",
month = dec,
day = "5",
doi = "10.1103/PhysRevD.96.112002",
language = "English",
volume = "96",
journal = "Physical Review D",
issn = "2470-0010",
publisher = "AMER PHYSICAL SOC",
number = "11",

}

RIS

TY - JOUR

T1 - Search for light tetraquark states in ϒ(1S) and ϒ(2S) decays

AU - The BELLE collaboration

AU - Jia, S.

AU - Shen, C. P.

AU - Yuan, C. Z.

AU - Adachi, I.

AU - Ahn, J. K.

AU - Aihara, H.

AU - Al Said, S.

AU - Asner, D. M.

AU - Atmacan, H.

AU - Aushev, T.

AU - Ayad, R.

AU - Babu, V.

AU - Badhrees, I.

AU - Bahinipati, S.

AU - Bakich, A. M.

AU - Bansal, V.

AU - Behera, P.

AU - Berger, M.

AU - Bhardwaj, V.

AU - Bhuyan, B.

AU - Biswal, J.

AU - Bonvicini, G.

AU - Bozek, A.

AU - Bračko, M.

AU - Browder, T. E.

AU - Červenkov, D.

AU - Chang, M. C.

AU - Chekelian, V.

AU - Chen, A.

AU - Cheon, B. G.

AU - Chilikin, K.

AU - Cho, K.

AU - Choi, S. K.

AU - Choi, Y.

AU - Cinabro, D.

AU - Czank, T.

AU - Dash, N.

AU - Di Carlo, S.

AU - Eidelman, S.

AU - Epifanov, D.

AU - Gabyshev, N.

AU - Garmash, A.

AU - Krokovny, P.

AU - Kuzmin, A.

AU - Matvienko, D.

AU - Shebalin, V.

AU - Shwartz, B.

AU - Usov, Y.

AU - Zhilich, V.

AU - Zhulanov, V.

N1 - Publisher Copyright: © 2017 American Physical Society.

PY - 2017/12/5

Y1 - 2017/12/5

N2 - We search for the JPC = 0−− and 1þ− light tetraquark states with masses up to 2.46 GeV=c2 in ϒð1SÞ and ϒð2SÞ decays with data samples of ð102 2Þ million and ð158 4Þ million events, respectively, collected with the Belle detector. No significant signals are observed in any of the studied production modes, and 90% credibility level (C.L.) upper limits on their branching fractions in ϒð1SÞ and ϒð2SÞ decays are obtained. The inclusive branching fractions of the ϒð1SÞ and ϒð2SÞ decays into final states with f1ð1285Þ are measured to be Bðϒð1SÞ → f1ð1285Þ þ anythingÞ ¼ ð46 28ðstatÞ 13ðsystÞÞ × 10−4 and Bðϒð2SÞ → f1ð1285Þ þ anythingÞ ¼ ð22 15ðstatÞ 6.3ðsystÞÞ × 10−4. The measured χb2 → J=ψ þ anything branching fraction is measured to be ð1.50 0.34ðstatÞ 0.22ðsystÞÞ × 10−3, and 90% C.L. upper limits for the χb0;b1 → J=ψ þ anything branching fractions are found to be 2.3 × 10−3 and 1.1 × 10−3, respectively. For Bðχb1 → ω þ anythingÞ, the branching fraction is measured to be ð4.9 1.3ðstatÞ 0.6ðsystÞÞ × 10−2. All results reported here are the first measurements for these modes.

AB - We search for the JPC = 0−− and 1þ− light tetraquark states with masses up to 2.46 GeV=c2 in ϒð1SÞ and ϒð2SÞ decays with data samples of ð102 2Þ million and ð158 4Þ million events, respectively, collected with the Belle detector. No significant signals are observed in any of the studied production modes, and 90% credibility level (C.L.) upper limits on their branching fractions in ϒð1SÞ and ϒð2SÞ decays are obtained. The inclusive branching fractions of the ϒð1SÞ and ϒð2SÞ decays into final states with f1ð1285Þ are measured to be Bðϒð1SÞ → f1ð1285Þ þ anythingÞ ¼ ð46 28ðstatÞ 13ðsystÞÞ × 10−4 and Bðϒð2SÞ → f1ð1285Þ þ anythingÞ ¼ ð22 15ðstatÞ 6.3ðsystÞÞ × 10−4. The measured χb2 → J=ψ þ anything branching fraction is measured to be ð1.50 0.34ðstatÞ 0.22ðsystÞÞ × 10−3, and 90% C.L. upper limits for the χb0;b1 → J=ψ þ anything branching fractions are found to be 2.3 × 10−3 and 1.1 × 10−3, respectively. For Bðχb1 → ω þ anythingÞ, the branching fraction is measured to be ð4.9 1.3ðstatÞ 0.6ðsystÞÞ × 10−2. All results reported here are the first measurements for these modes.

UR - http://www.scopus.com/inward/record.url?scp=85055810797&partnerID=8YFLogxK

U2 - 10.1103/PhysRevD.96.112002

DO - 10.1103/PhysRevD.96.112002

M3 - Article

AN - SCOPUS:85055810797

VL - 96

JO - Physical Review D

JF - Physical Review D

SN - 2470-0010

IS - 11

M1 - 112002

ER -

ID: 17284097