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Search for the Xb and other hidden-beauty states in the π+π−ϒ(1S) channel at ATLAS

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Search for the Xb and other hidden-beauty states in the π+π−ϒ(1S) channel at ATLAS. / The ATLAS collaboration.
In: Physics Letters B, Vol. 740, 05.01.2015, p. 199-217.

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

Harvard

The ATLAS collaboration 2015, 'Search for the Xb and other hidden-beauty states in the π+π−ϒ(1S) channel at ATLAS', Physics Letters B, vol. 740, pp. 199-217. https://doi.org/10.1016/j.physletb.2014.11.055

APA

The ATLAS collaboration (2015). Search for the Xb and other hidden-beauty states in the π+π−ϒ(1S) channel at ATLAS. Physics Letters B, 740, 199-217. https://doi.org/10.1016/j.physletb.2014.11.055

Vancouver

The ATLAS collaboration. Search for the Xb and other hidden-beauty states in the π+π−ϒ(1S) channel at ATLAS. Physics Letters B. 2015 Jan 5;740:199-217. doi: 10.1016/j.physletb.2014.11.055

Author

The ATLAS collaboration. / Search for the Xb and other hidden-beauty states in the π+π−ϒ(1S) channel at ATLAS. In: Physics Letters B. 2015 ; Vol. 740. pp. 199-217.

Bibtex

@article{11307c7b333541998081d069a9fcab11,
title = "Search for the Xb and other hidden-beauty states in the π+π−ϒ(1S) channel at ATLAS",
abstract = "This Letter presents a search for a hidden-beauty counterpart of the X(3872)in the mass ranges of10.05–10.31GeV and 10.40–11.00GeV, in the channel Xb→π+π−Υ(1S)(→μ+μ−), using 16.2fb−1of √s=8TeVppcollision data collected by the ATLAS detector at the LHC. No evidence for new narrow states is found, and upper limits are set on the product of the Xbcross section and branching fraction, relative to those of the Υ(2S), at the 95% confidence level using the CLSapproach. These limits range from 0.8% to 4.0%, depending on mass. For masses above 10.1 GeV, the expected upper limits from this analysis are the most restrictive to date. Searches for production of the Υ(13DJ), Υ(10 860), and Υ(11 020)states also reveal no significant signals.",
author = "Barton, {Adam Edward} 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 Maria Smizanska and Walder, {James William} and {The ATLAS collaboration}",
year = "2015",
month = jan,
day = "5",
doi = "10.1016/j.physletb.2014.11.055",
language = "English",
volume = "740",
pages = "199--217",
journal = "Physics Letters B",
issn = "0370-2693",
publisher = "ELSEVIER SCIENCE BV",

}

RIS

TY - JOUR

T1 - Search for the Xb and other hidden-beauty states in the π+π−ϒ(1S) channel at ATLAS

AU - Barton, Adam Edward

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 - Smizanska, Maria

AU - Walder, James William

AU - The ATLAS collaboration

PY - 2015/1/5

Y1 - 2015/1/5

N2 - This Letter presents a search for a hidden-beauty counterpart of the X(3872)in the mass ranges of10.05–10.31GeV and 10.40–11.00GeV, in the channel Xb→π+π−Υ(1S)(→μ+μ−), using 16.2fb−1of √s=8TeVppcollision data collected by the ATLAS detector at the LHC. No evidence for new narrow states is found, and upper limits are set on the product of the Xbcross section and branching fraction, relative to those of the Υ(2S), at the 95% confidence level using the CLSapproach. These limits range from 0.8% to 4.0%, depending on mass. For masses above 10.1 GeV, the expected upper limits from this analysis are the most restrictive to date. Searches for production of the Υ(13DJ), Υ(10 860), and Υ(11 020)states also reveal no significant signals.

AB - This Letter presents a search for a hidden-beauty counterpart of the X(3872)in the mass ranges of10.05–10.31GeV and 10.40–11.00GeV, in the channel Xb→π+π−Υ(1S)(→μ+μ−), using 16.2fb−1of √s=8TeVppcollision data collected by the ATLAS detector at the LHC. No evidence for new narrow states is found, and upper limits are set on the product of the Xbcross section and branching fraction, relative to those of the Υ(2S), at the 95% confidence level using the CLSapproach. These limits range from 0.8% to 4.0%, depending on mass. For masses above 10.1 GeV, the expected upper limits from this analysis are the most restrictive to date. Searches for production of the Υ(13DJ), Υ(10 860), and Υ(11 020)states also reveal no significant signals.

U2 - 10.1016/j.physletb.2014.11.055

DO - 10.1016/j.physletb.2014.11.055

M3 - Journal article

VL - 740

SP - 199

EP - 217

JO - Physics Letters B

JF - Physics Letters B

SN - 0370-2693

ER -