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Measurement of the cross section for electroweak production of Zγ in association with two jets and constraints on anomalous quartic gauge couplings in proton–proton collisions at s=8 TeV

  • CMS Collaboration
  • A. Alikhanian Yerevan Institute of Physics
  • Austrian Academy of Sciences
  • TU Wien
  • Belarusian State University
  • University of Antwerp
  • Vrije Universiteit Brussel
  • Université libre de Bruxelles
  • Peking University
  • Ghent University
  • CNRS/IN2P3
  • Université catholique de Louvain
  • Universite de Mons
  • Centro Brasileiro de Pesquisas Físicas
  • Universidade do Estado do Rio de Janeiro
  • Universidade Estadual de Campinas
  • Universidade Estadual Paulista Júlio de Mesquita Filho
  • Universidade Federal do ABC
  • Bulgarian Academy of Sciences
  • Sofia University St. Kliment Ohridski
  • Beihang University
  • CAS - Institute of High Energy Physics
  • German Electron Synchrotron
  • Universidad de los Andes Colombia
  • University of Split
  • Ruder Boskovic Institute
  • University of Cyprus
  • Universidad San Francisco de Quito
  • Academy of Scientific Research and Technology
  • Zewail City of Science and Technology
  • National Institute of Chemical Physics and Biophysics, Tallinn
  • University of Helsinki
  • Helsinki Institute of Physics
  • Lappeenranta-Lahti University of Technology
  • Commissariat à l’énergie atomique et aux énergies alternatives
  • Laboratoire Leprince-Ringuet
  • Université de Haute-Alsace
  • Institut Pluridisciplinaire Hubert Curien
  • CERN
  • Universite Claude Bernard Lyon 1
  • Lomonosov Moscow State University
  • Joint Institute for Nuclear Research
  • Georgian Technical University
  • Ilia State University
  • Ivane Javakhishvili Tbilisi State University
  • RWTH Aachen University
  • University of Hamburg
  • Brandenburg University of Technology
  • Institut für Experimentelle Kernphysik
  • Demokritos National Centre for Scientific Research
  • National and Kapodistrian University of Athens
  • University of Ioannina
  • Eotvos Lorand University
  • Wigner Research Centre for Physics
  • Institute for Nuclear Research
  • University of Debrecen
  • National Institute of Science Education and Research
  • Indian Institute of Science Education and Research Bhopal
  • Institute of Physics Bhubaneswar
  • Panjab University
  • University of Delhi
  • Saha Institute of Nuclear Physics
  • Indian Institute of Technology Madras
  • Homi Bhabha National Institute
  • Tata Institute of Fundamental Research
  • Visva-Bharati University
  • University of Ruhuna
  • Indian Institute of Science Education and Research Pune
  • Institute for Research for Fundamental Sciences
  • Isfahan University of Technology
  • University of Tehran
  • Islamic Azad University
  • University College Dublin
  • National Institute for Nuclear Physics
  • University of Bari
  • Polytechnic University of Bari
  • University of Bologna
  • University of Catania
  • University of Florence
  • University of Genoa
  • University of Milan - Bicocca
  • University of Basilicata
  • Università G. Marconi
  • University of Naples Federico II
  • University of Padua
  • University of Pavia
  • University of Perugia
  • University of Siena
  • Scuola Normale Superiore di Pisa
  • University of Pisa
  • Purdue University
  • Università di Roma
  • University of Turin
  • University of Eastern Piedmont
  • University of Trieste
  • Kyungpook National University
  • Jeonbuk National University
  • Hanyang University
  • Korea University
  • Seoul National University
  • University of Seoul
  • Sungkyunkwan University
  • Vilnius University
  • University of Malaya
  • International Islamic University Malaysia
  • Malaysian Nuclear Agency
  • Centro de Investigacion y de Estudios Avanzados del Instituto Politécnico Nacional
  • Consejo Nacional de Ciencia y Tecnologia Mexico
  • Universidad Iberoamericana (UIA)
  • Benemerita Universidad Autonoma de Puebla
  • Universidad Autonoma de San Luis Potosi
  • The University of Auckland
  • University of Canterbury
  • Quaid-I-Azam University
  • National Centre for Nuclear Research
  • University of Warsaw
  • Warsaw University of Technology
  • Laboratório de Instrumentação e Física Experimental de Partículas
  • RAS - Institute for Nuclear Research
  • Erzincan University
  • RAS - Saint Petersburg Nuclear Physics Institute
  • Peter the Great St. Petersburg Polytechnic University
  • University of Florida
  • Alikhanov Institute for Theoretical and Experimental Physics
  • RAS - P.N. Lebedev Physics Institute
  • Moscow Engineering Physics Institute
  • California Institute of Technology
  • Institute for High Energy Physics
  • University of Belgrade
  • CIEMAT
  • Universidad Autónoma de Madrid
  • University of Oviedo
  • Universidad de Cantabria
  • National Technical University of Athens
  • Riga Technical University
  • Paul Scherrer Institute
  • Swiss Federal Institute of Technology Zurich
  • University of Zurich
  • University of Bern
  • National Central University
  • National Taiwan University
  • Chulalongkorn University
  • Cukurova University
  • Mersin University
  • Cag University
  • Piri Reis University
  • Gaziosmanpasa University
  • Adiyaman University
  • Middle East Technical University
  • Ozyegin University
  • Izmir Institute of Technology
  • Bogazici University
  • Marmara University
  • Kafkas University
  • Istanbul Bilgi University
  • Yildiz Technical University
  • Istanbul Technical University
  • Hacettepe University
  • NASU - Institute for Single Crystals
  • NASU - Kharkov Institute of Physics and Technology
  • University of Bristol
  • Rutherford Appleton Laboratory
  • University of Southampton
  • Imperial College London
  • Instituto de Astrofísica de Canarias
  • Brunel University London
  • Baylor University
  • University of Alabama
  • Boston University
  • University of California at Davis
  • University of California at Los Angeles
  • University of California at Riverside
  • University of California at San Diego
  • Utah Valley University
  • University of California at Santa Barbara
  • Carnegie Mellon University
  • University of Colorado Boulder
  • Cornell University
  • Fairfield University
  • Fermi National Accelerator Laboratory
  • Florida International University
  • Florida State University
  • Florida Institute of Technology
  • Universitàdi Roma
  • University of Illinois at Chicago
  • Argonne National Laboratory
  • University of Iowa
  • Mimar Sinan Guzel Sanatlar University
  • Johns Hopkins University
  • University of Kansas
  • Kansas State University
  • Lawrence Livermore National Laboratory
  • University of Maryland, College Park
  • Massachusetts Institute of Technology
  • University of Minnesota Twin Cities
  • University of Mississippi
  • University of Nebraska-Lincoln
  • SUNY Buffalo
  • Northeastern University
  • Northwestern University
  • University of Notre Dame
  • Ohio State University
  • Princeton University
  • University of Puerto Rico
  • Purdue University Northwest
  • Rice University
  • University of Rochester
  • Rutgers - The State University of New Jersey, New Brunswick
  • University of Tennessee, Knoxville
  • Texas A&M University
  • Texas Tech University
  • Vanderbilt University
  • University of Virginia
  • Wayne State University
  • University of Wisconsin-Madison
  • Charles University
  • Brown University

Araştırma sonucu: Dergiye katkıMakalebilirkişi

54 Atıf (Scopus)

Özet

A measurement is presented of the cross section for the electroweak production of a Z boson and a photon in association with two jets in proton–proton collisions at s=8 TeV. The Z bosons are identified through their decays to electron or muon pairs. The measurement is based on data collected with the CMS detector corresponding to an integrated luminosity of 19.7 fb−1. The electroweak contribution has a significance of 3.0 standard deviations, and the measured fiducial cross section is 1.86−0.75 +0.90(stat)−0.26 +0.34(syst)±0.05(lumi) fb, while the summed electroweak and quantum chromodynamic total cross section in the same region is observed to be 5.94−1.35 +1.53(stat)−0.37 +0.43(syst)±0.13(lumi) fb. Both measurements are consistent with the leading-order standard model predictions. Limits on anomalous quartic gauge couplings are set based on the Zγ mass distribution.

Orijinal dilİngilizce
Sayfa (başlangıç-bitiş)380-402
Sayfa sayısı23
DergiPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Hacim770
DOI'lar
Yayın durumuYayınlandı - 10 Tem 2017

Bibliyografik not

Publisher Copyright:
© 2017 The Author

Finansman

Individuals have received support from the Marie-Curie program and the European Research Council and EPLANET (European Union); the Leventis Foundation; the A.P. Sloan Foundation; the Alexander von Humboldt Foundation; the Belgian Federal Science Policy Office; the Fonds pour la Formation à la Recherche dans l'Industrie et dans l'Agriculture (FRIA-Belgium); the Agentschap voor Innovatie door Wetenschap en Technologie (IWT-Belgium); the Ministry of Education, Youth and Sports (MEYS) of the Czech Republic; the Council of Science and Industrial Research, India; the HOMING PLUS program of the Foundation for Polish Science, cofinanced from European Union, Regional Development Fund, the Mobility Plus program of the Ministry of Science and Higher Education, the National Science Center (Poland), contracts Harmonia 2014/14/M/ST2/00428, Opus 2014/13/B/ST2/02543, 2014/15/B/ST2/03998, and 2015/19/B/ST2/02861, Sonata-bis 2012/07/E/ST2/01406; the National Priorities Research Program by Qatar National Research Fund; the Programa Clarín-COFUND del Principado de Asturias; the Thalis and Aristeia programs cofinanced by EU-ESF and the Greek NSRF; the Rachadapisek Sompot Fund for Postdoctoral Fellowship, Chulalongkorn University and the Chulalongkorn Academic into Its 2nd Century Project Advancement Project (Thailand); and the Welch Foundation, contract C-1845.

FinansörlerFinansör numarası
EU-ESF
National Science Foundation1606321, 1151640, 1506168, 1401984, 1506130, 1211067, 1624356, 1508869
Alfred P. Sloan Foundation
Welch FoundationC-1845
Alexander von Humboldt-Stiftung
Qatar National Research Fund
Ministry of Education and Science
Science and Technology Facilities CouncilPP/E000479/1, GRIDPP, ST/H000925/1
European Commission
European Research Council
Council of Scientific and Industrial Research, India
Ministerstvo Školství, Mládeže a Tělovýchovy
Fundacja na rzecz Nauki Polskiej
Belgian Federal Science Policy Office
Chulalongkorn University
Agentschap voor Innovatie door Wetenschap en Technologie
Fonds pour la Formation à la Recherche dans l’Industrie et dans l’Agriculture
A.G. Leventis Foundation
Narodowe Centrum Nauki2014/15/B/ST2/03998, 2012/07/E/ST2/01406, 2015/19/B/ST2/02861, 2014/14/M/ST2/00428, 2014/13/B/ST2/02543
European Regional Development Fund

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