Search for Dark Matter in Events with Missing Transverse Momentum and a Higgs Boson Decaying to Two Photons in pp Collisions at √s = 8 TeV with the ATLAS Detector
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PhysRevLett.115.131801.pdf
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478.17 KB
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Author(s)
Taylor, Frank E.
Date Issued
September 2015
Journal
Physical Review Letters
Publisher
American Physical Society
Citation
Aad, G., B. Abbott, J. Abdallah, O. Abdinov, R. Aben, M. Abolins, O. S. AbouZeid, et al. “Search for Dark Matter in Events with Missing Transverse Momentum and a Higgs Boson Decaying to Two Photons in pp Collisions at √s = 8 TeV with the ATLAS Detector.” Physical Review Letters 115, no. 13 (September 2015). © 2015 CERN, for the ATLAS Collaboration
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Final published version
Abstract
Results of a search for new phenomena in events with large missing transverse momentum and a Higgs boson decaying to two photons are reported. Data from proton-proton collisions at a center-of-mass energy of 8 TeV and corresponding to an integrated luminosity of 20.3 fb[superscript −1] have been collected with the ATLAS detector at the LHC. The observed data are well described by the expected standard model backgrounds. Upper limits on the cross section of events with large missing transverse momentum and a Higgs boson candidate are also placed. Exclusion limits are presented for models of physics beyond the standard model featuring dark-matter candidates.
MIT Department
Massachusetts Institute of Technology. Department of Physics
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DOI of Published Version
https://doi.org/10.1103/PhysRevLett.115.131801