Search for Dark Matter in Events with Missing Transverse Momentum and a Higgs Boson Decaying to Two Photons in pp Collisions at sqrt[s]=8 TeV with the ATLAS Detector

. 2015 Sep 25 ; 115 (13) : 131801. [epub] 20150922

Status PubMed-not-MEDLINE Jazyk angličtina Země Spojené státy americké Médium print-electronic

Typ dokumentu časopisecké články

Perzistentní odkaz   https://www.medvik.cz/link/pmid26451544

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^{-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.

2 Physikalisches Institut Georg August Universität Göttingen Germany

2 Physikalisches Institut Justus Liebig Universität Giessen Giessen Germany

AGH University of Science and Technology Faculty of Physics and Applied Computer Science Krakow Poland

Albert Einstein Center for Fundamental Physics and Laboratory for High Energy Physics University of Bern Bern Switzerland

B 1 Stepanov Institute of Physics National Academy of Sciences of Belarus Minsk Republic of Belarus

Budker Institute of Nuclear Physics SB RAS Novosibirsk Russia

Cavendish Laboratory University of Cambridge Cambridge United Kingdom

Center for High Energy Physics University of Oregon Eugene Oregon USA

Centre de Calcul de l'Institut National de Physique Nucléaire et de Physique des Particules Villeurbanne France

Centre National de l'Energie des Sciences Techniques Nucleaires Rabat Morocco

Centro de Física Nuclear da Universidade de Lisboa Lisboa Portugal

Centro de Investigaciones Universidad Antonio Narino Bogota Colombia

CERN Geneva Switzerland

CPPM Aix Marseille Université and CNRS IN2P3 Marseille France

Czech Technical University Prague Praha Czech Republic

D 5 Skobeltsyn Institute of Nuclear Physics M 5 Lomonosov Moscow State University Moscow Russia

Departamento de Física Pontificia Universidad Católica de Chile Santiago Chile

Departamento de Fisica Teorica C 15 Universidad Autonoma de Madrid Madrid Spain

Departamento de Fisica Teorica y del Cosmos and CAFPE Universidad de Granada Granada Spain

Departamento de Física Universidad de Buenos Aires Buenos Aires Argentina

Departamento de Física Universidad Técnica Federico Santa María Valparaíso Chile

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Department of Physics and Astronomy Shanghai Key Laboratory for Particle Physics and Cosmology Shanghai Jiao Tong University Shanghai China

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Department of Physics Ankara University Ankara Turkey

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DSM IRFU Gif sur Yvette France

E Andronikashvili Institute of Physics Iv Javakhishvili Tbilisi State University Tbilisi Georgia

Electrical Circuits Department Federal University of Juiz de Fora Juiz de Fora Brazil

Enrico Fermi Institute University of Chicago Chicago Illinois USA

Fachbereich C Physik Bergische Universität Wuppertal Wuppertal Germany

Fachbereich Physik Universität Siegen Siegen Germany

Faculdade de Ciências Universidade de Lisboa Lisboa Portugal

Faculté des Sciences Ain Chock Réseau Universitaire de Physique des Hautes Energies Université Hassan 2 Casablanca Morocco

Faculté des Sciences Semlalia Université Cadi Ayyad LPHEA Marrakech Morocco

Faculté des Sciences Université Mohamed Premier and LPTPM Oujda Morocco

Faculté des sciences Université Mohammed 5 Agdal Rabat Morocco

Faculty of Applied Information Science Hiroshima Institute of Technology Hiroshima Japan

Faculty of Mathematics and Physics Charles University Prague Praha Czech Republic

Faculty of Mathematics Physics and Informatics Comenius University Bratislava Slovak Republic

Faculty of Pure and Applied Sciences University of Tsukuba Tsukuba Japan

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Fakultät für Mathematik und Physik Albert Ludwigs Universität Freiburg Germany

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Fakultät für Physik und Astronomie Julius Maximilians Universität Würzburg Germany

Federal University of Sao Joao del Rei Sao Joao del Rei Brazil

Fysiska institutionen Lunds universitet Lund Sweden

Graduate School of Science and Kobayashi Maskawa Institute Nagoya University Nagoya Japan

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High Energy Physics Division Argonne National Laboratory Argonne IL USA

High Energy Physics Institute Tbilisi State University Tbilisi Georgia

Homer L Dodge Department of Physics and Astronomy University of Oklahoma Norman Oklahoma USA

ICTP Trieste Italy

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Institut für Kern und Teilchenphysik Technische Universität Dresden Dresden Germany

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Institute for Theoretical and Experimental Physics Moscow Russia

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Institute of Physics Academia Sinica Taipei Taiwan

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Institute of Physics Azerbaijan Academy of Sciences Baku Azerbaijan

Institute of Physics University of Belgrade Belgrade Serbia

Instituto de Física Corpuscular University of Valencia and CSIC Valencia Spain

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Joint Institute for Nuclear Research JINR Dubna Dubna Russia

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Kirchhoff Institut für Physik Ruprecht Karls Universität Heidelberg Heidelberg Germany

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Laboratoire de Physique Corpusculaire Clermont Université and Université Blaise Pascal and CNRS IN2P3 Clermont Ferrand France

Laboratoire de Physique Nucléaire et de Hautes Energies UPMC and Université Paris Diderot and CNRS IN2P3 Paris France

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Laboratory for Particle Physics and Cosmology Harvard University Cambridge Massachusetts USA

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LAPP CNRS IN2P3 and Université Savoie Mont Blanc Annecy le Vieux France

Louisiana Tech University Ruston Louisiana USA

Marian Smoluchowski Institute of Physics Jagiellonian University Krakow Poland

Max Planck Institut für Physik München Germany

Nagasaki Institute of Applied Science Nagasaki Japan

National Institute for Research and Development of Isotopic and Molecular Technologies Physics Department Cluj Napoca Romania

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National Scientific and Educational Centre for Particle and High Energy Physics Minsk Republic of Belarus

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Nikhef National Institute for Subatomic Physics and University of Amsterdam Amsterdam Netherlands

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