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Search for magnetic monopoles in √s=7 TeV pp collisions with the ATLAS detector

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Search for magnetic monopoles in √s=7 TeV pp collisions with the ATLAS detector. / Aad, Georges; Acharya, Bobby.

In: Phys.Rev.Lett., Vol. 109, No. N/A, 261803, 27.12.2012, p. N/A.

Research output: Contribution to journalArticle

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Aad, G & Acharya, B 2012, 'Search for magnetic monopoles in √s=7 TeV pp collisions with the ATLAS detector', Phys.Rev.Lett., vol. 109, no. N/A, 261803, pp. N/A. https://doi.org/10.1103/PhysRevLett.109.261803

APA

Aad, G., & Acharya, B. (2012). Search for magnetic monopoles in √s=7 TeV pp collisions with the ATLAS detector. Phys.Rev.Lett., 109(N/A), N/A. [261803]. https://doi.org/10.1103/PhysRevLett.109.261803

Vancouver

Aad G, Acharya B. Search for magnetic monopoles in √s=7 TeV pp collisions with the ATLAS detector. Phys.Rev.Lett. 2012 Dec 27;109(N/A):N/A. 261803. https://doi.org/10.1103/PhysRevLett.109.261803

Author

Aad, Georges ; Acharya, Bobby. / Search for magnetic monopoles in √s=7 TeV pp collisions with the ATLAS detector. In: Phys.Rev.Lett. 2012 ; Vol. 109, No. N/A. pp. N/A.

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@article{f3cfe39719174a3caeea2d5e2446aec7,
title = "Search for magnetic monopoles in √s=7 TeV pp collisions with the ATLAS detector",
abstract = "This Letter presents a search for magnetic monopoles with the ATLAS detector at the CERN Large Hadron Collider using an integrated luminosity of 2.0  fb−1 of pp collisions recorded at a center-of-mass energy of s√=7  TeV. No event is found in the signal region, leading to an upper limit on the production cross section at 95% confidence level of 1.6/ϵ  fb for Dirac magnetic monopoles with the minimum unit magnetic charge and with mass between 200 GeV and 1500 GeV, where ϵ is the monopole reconstruction efficiency. The efficiency ϵ is high and uniform in the fiducial region given by pseudorapidity |η|<1.37 and transverse kinetic energy 600–700<Ekinsinθ<1400  GeV. The minimum value of 700 GeV is for monopoles of mass 200 GeV, whereas the minimum value of 600 GeV is applicable for higher mass monopoles. Therefore, the upper limit on the production cross section at 95% confidence level is 2 fb in this fiducial region. Assuming the kinematic distributions from Drell-Yan pair production of spin-1/2 Dirac magnetic monopoles, the efficiency is in the range 1%–10%, leading to an upper limit on the cross section at 95% confidence level that varies from 145 fb to 16 fb for monopoles with mass between 200 GeV and 1200 GeV. This limit is weaker than the fiducial limit because most of these monopoles lie outside the fiducial region.",
author = "Georges Aad and Bobby Acharya",
year = "2012",
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day = "27",
doi = "10.1103/PhysRevLett.109.261803",
language = "English",
volume = "109",
pages = "N/A",
journal = "Phys.Rev.Lett.",
number = "N/A",

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RIS (suitable for import to EndNote) Download

TY - JOUR

T1 - Search for magnetic monopoles in √s=7 TeV pp collisions with the ATLAS detector

AU - Aad, Georges

AU - Acharya, Bobby

PY - 2012/12/27

Y1 - 2012/12/27

N2 - This Letter presents a search for magnetic monopoles with the ATLAS detector at the CERN Large Hadron Collider using an integrated luminosity of 2.0  fb−1 of pp collisions recorded at a center-of-mass energy of s√=7  TeV. No event is found in the signal region, leading to an upper limit on the production cross section at 95% confidence level of 1.6/ϵ  fb for Dirac magnetic monopoles with the minimum unit magnetic charge and with mass between 200 GeV and 1500 GeV, where ϵ is the monopole reconstruction efficiency. The efficiency ϵ is high and uniform in the fiducial region given by pseudorapidity |η|<1.37 and transverse kinetic energy 600–700<Ekinsinθ<1400  GeV. The minimum value of 700 GeV is for monopoles of mass 200 GeV, whereas the minimum value of 600 GeV is applicable for higher mass monopoles. Therefore, the upper limit on the production cross section at 95% confidence level is 2 fb in this fiducial region. Assuming the kinematic distributions from Drell-Yan pair production of spin-1/2 Dirac magnetic monopoles, the efficiency is in the range 1%–10%, leading to an upper limit on the cross section at 95% confidence level that varies from 145 fb to 16 fb for monopoles with mass between 200 GeV and 1200 GeV. This limit is weaker than the fiducial limit because most of these monopoles lie outside the fiducial region.

AB - This Letter presents a search for magnetic monopoles with the ATLAS detector at the CERN Large Hadron Collider using an integrated luminosity of 2.0  fb−1 of pp collisions recorded at a center-of-mass energy of s√=7  TeV. No event is found in the signal region, leading to an upper limit on the production cross section at 95% confidence level of 1.6/ϵ  fb for Dirac magnetic monopoles with the minimum unit magnetic charge and with mass between 200 GeV and 1500 GeV, where ϵ is the monopole reconstruction efficiency. The efficiency ϵ is high and uniform in the fiducial region given by pseudorapidity |η|<1.37 and transverse kinetic energy 600–700<Ekinsinθ<1400  GeV. The minimum value of 700 GeV is for monopoles of mass 200 GeV, whereas the minimum value of 600 GeV is applicable for higher mass monopoles. Therefore, the upper limit on the production cross section at 95% confidence level is 2 fb in this fiducial region. Assuming the kinematic distributions from Drell-Yan pair production of spin-1/2 Dirac magnetic monopoles, the efficiency is in the range 1%–10%, leading to an upper limit on the cross section at 95% confidence level that varies from 145 fb to 16 fb for monopoles with mass between 200 GeV and 1200 GeV. This limit is weaker than the fiducial limit because most of these monopoles lie outside the fiducial region.

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DO - 10.1103/PhysRevLett.109.261803

M3 - Article

VL - 109

SP - N/A

JO - Phys.Rev.Lett.

JF - Phys.Rev.Lett.

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