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  • PhysRevLett.115.262001

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Determination of the ratio of b-quark fragmentation fractions fs/fd in pp collisions at s√=7  TeV with the ATLAS detector

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Determination of the ratio of b-quark fragmentation fractions fs/fd in pp collisions at s√=7  TeV with the ATLAS detector. / The ATLAS collaboration.
In: Physical review letters, Vol. 115, No. 26, 262001, 30.12.2015.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

The ATLAS collaboration 2015, 'Determination of the ratio of b-quark fragmentation fractions fs/fd in pp collisions at s√=7  TeV with the ATLAS detector', Physical review letters, vol. 115, no. 26, 262001. https://doi.org/10.1103/PhysRevLett.115.262001

APA

The ATLAS collaboration (2015). Determination of the ratio of b-quark fragmentation fractions fs/fd in pp collisions at s√=7  TeV with the ATLAS detector. Physical review letters, 115(26), Article 262001. https://doi.org/10.1103/PhysRevLett.115.262001

Vancouver

The ATLAS collaboration. Determination of the ratio of b-quark fragmentation fractions fs/fd in pp collisions at s√=7  TeV with the ATLAS detector. Physical review letters. 2015 Dec 30;115(26):262001. doi: 10.1103/PhysRevLett.115.262001

Author

The ATLAS collaboration. / Determination of the ratio of b-quark fragmentation fractions fs/fd in pp collisions at s√=7  TeV with the ATLAS detector. In: Physical review letters. 2015 ; Vol. 115, No. 26.

Bibtex

@article{b6e933769b4743fb8242113f5a00081b,
title = "Determination of the ratio of b-quark fragmentation fractions fs/fd in pp collisions at s√=7  TeV with the ATLAS detector",
abstract = "With an integrated luminosity of 2.47  fb−1 recorded by the ATLAS experiment at the LHC, the exclusive decays B0s→J/ψϕ and B0d→J/ψK*0 of B mesons produced in pp collisions at s√=7  TeV are used to determine the ratio of fragmentation fractions fs/fd. From the observed B0s→J/ψϕ and B0d→J/ψK*0 yields, the quantity (fs/fd)[B(B0s→J/ψϕ)/B(B0d→J/ψK*0)] is measured to be 0.199±0.004(stat)±0.008(syst). Using a recent theory prediction for [B(B0s→J/ψϕ)/B(B0d→J/ψK*0)] yields (fs/fd)=0.240±0.004(stat)±0.010(syst)±0.017(th). This result is based on a new approach that provides a significant improvement of the world average.",
author = "Adam Barton and Michael Beattie and Guennadi Borissov and Bouhova-Thacker, {Evelina Vassileva} and William Dearnaley and Harald Fox and Grimm, {Kathryn Ann Tschann} and Henderson, {Robert Charles William} and Gareth Hughes and Jones, {Roger William Lewis} and Vakhtang Kartvelishvili and Long, {Robin Eamonn} and Love, {Peter Allan} and Harvey Maddocks and Malcolm Skinner and Maria Smizanska and Walder, {James William} and Andy Wharton and {The ATLAS collaboration}",
year = "2015",
month = dec,
day = "30",
doi = "10.1103/PhysRevLett.115.262001",
language = "English",
volume = "115",
journal = "Physical review letters",
issn = "1079-7114",
publisher = "American Physical Society",
number = "26",

}

RIS

TY - JOUR

T1 - Determination of the ratio of b-quark fragmentation fractions fs/fd in pp collisions at s√=7  TeV with the ATLAS detector

AU - Barton, Adam

AU - Beattie, Michael

AU - Borissov, Guennadi

AU - Bouhova-Thacker, Evelina Vassileva

AU - Dearnaley, William

AU - Fox, Harald

AU - Grimm, Kathryn Ann Tschann

AU - Henderson, Robert Charles William

AU - Hughes, Gareth

AU - Jones, Roger William Lewis

AU - Kartvelishvili, Vakhtang

AU - Long, Robin Eamonn

AU - Love, Peter Allan

AU - Maddocks, Harvey

AU - Skinner, Malcolm

AU - Smizanska, Maria

AU - Walder, James William

AU - Wharton, Andy

AU - The ATLAS collaboration

PY - 2015/12/30

Y1 - 2015/12/30

N2 - With an integrated luminosity of 2.47  fb−1 recorded by the ATLAS experiment at the LHC, the exclusive decays B0s→J/ψϕ and B0d→J/ψK*0 of B mesons produced in pp collisions at s√=7  TeV are used to determine the ratio of fragmentation fractions fs/fd. From the observed B0s→J/ψϕ and B0d→J/ψK*0 yields, the quantity (fs/fd)[B(B0s→J/ψϕ)/B(B0d→J/ψK*0)] is measured to be 0.199±0.004(stat)±0.008(syst). Using a recent theory prediction for [B(B0s→J/ψϕ)/B(B0d→J/ψK*0)] yields (fs/fd)=0.240±0.004(stat)±0.010(syst)±0.017(th). This result is based on a new approach that provides a significant improvement of the world average.

AB - With an integrated luminosity of 2.47  fb−1 recorded by the ATLAS experiment at the LHC, the exclusive decays B0s→J/ψϕ and B0d→J/ψK*0 of B mesons produced in pp collisions at s√=7  TeV are used to determine the ratio of fragmentation fractions fs/fd. From the observed B0s→J/ψϕ and B0d→J/ψK*0 yields, the quantity (fs/fd)[B(B0s→J/ψϕ)/B(B0d→J/ψK*0)] is measured to be 0.199±0.004(stat)±0.008(syst). Using a recent theory prediction for [B(B0s→J/ψϕ)/B(B0d→J/ψK*0)] yields (fs/fd)=0.240±0.004(stat)±0.010(syst)±0.017(th). This result is based on a new approach that provides a significant improvement of the world average.

U2 - 10.1103/PhysRevLett.115.262001

DO - 10.1103/PhysRevLett.115.262001

M3 - Journal article

VL - 115

JO - Physical review letters

JF - Physical review letters

SN - 1079-7114

IS - 26

M1 - 262001

ER -