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Measurement of Long-Range Near-Side Two-Particle Angular Correlations in pp Collisions at s =13 TeV

  • CMS Collaboration
  • A. Alikhanian Yerevan Institute of Physics
  • Austrian Academy of Sciences
  • TU Wien
  • CERN
  • Belarusian State University
  • University of Antwerp
  • Vrije Universiteit Brussel
  • Université libre de Bruxelles
  • Peking University
  • Ghent University
  • Université catholique de Louvain
  • Institut Pluridisciplinaire Hubert Curien
  • National Institute of Chemical Physics and Biophysics, Tallinn
  • Lomonosov Moscow State University
  • 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
  • CNRS/IN2P3
  • Bulgarian Academy of Sciences
  • Sofia University St. Kliment Ohridski
  • CAS - Institute of High Energy Physics
  • Laboratoire Leprince-Ringuet
  • Universidad de los Andes Colombia
  • Universidad de Cantabria
  • University of Split
  • Ruder Boskovic Institute
  • University of Cyprus
  • Charles University
  • Joint Institute for Nuclear Research
  • Academy of Scientific Research and Technology
  • Ain Shams University
  • Zewail City of Science and Technology
  • The British University in Egypt
  • University of Helsinki
  • Helsinki Institute of Physics
  • Lappeenranta-Lahti University of Technology
  • CEA/Saclay
  • Université de Haute-Alsace
  • Universite Claude Bernard Lyon 1
  • Georgian Technical University
  • Ivane Javakhishvili Tbilisi State University
  • RWTH Aachen University
  • German Electron Synchrotron
  • University of Hamburg
  • Brandenburg University of Technology
  • Karlsruhe Institute of Technology
  • Demokritos National Centre for Scientific Research
  • National and Kapodistrian University of Athens
  • University of Ioannina
  • Wigner Research Centre for Physics
  • Institute for Nuclear Research
  • Eotvos Lorand University
  • University of Debrecen
  • National Institute of Science Education and Research
  • Indian Institute of Science Education and Research Bhopal
  • Panjab University
  • University of Delhi
  • Saha Institute of Nuclear Physics
  • Homi Bhabha National Institute
  • Tata Institute of Fundamental Research
  • Visva-Bharati University
  • King Abdulaziz 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 Trento
  • University of Pavia
  • University of Perugia
  • University of Siena
  • Scuola Normale Superiore di Pisa
  • University of Pisa
  • Purdue University
  • University of Rome La Sapienza
  • University of Turin
  • University of Eastern Piedmont
  • University of Trieste
  • Kangwon National University
  • Kyungpook National University
  • Jeonbuk National University
  • Chonnam National 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
  • Moscow Engineering Physics Institute
  • RAS - Saint Petersburg Nuclear Physics Institute
  • Peter the Great St. Petersburg Polytechnic University
  • Alikhanov Institute for Theoretical and Experimental Physics
  • RAS - P.N. Lebedev Physics Institute
  • Institute for High Energy Physics
  • University of Belgrade
  • CIEMAT
  • Universidad Autónoma de Madrid
  • University of Oviedo
  • National Technical University of Athens
  • 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
  • Adiyaman University
  • Mersin University
  • Cag University
  • Piri Reis University
  • Gaziosmanpasa University
  • Middle East Technical University
  • Ozyegin University
  • Izmir Institute of Technology
  • Bogazici University
  • Marmara University
  • Kafkas University
  • Mimar Sinan Guzel Sanatlar 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
  • Brown 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
  • California Institute of Technology
  • Carnegie Mellon University
  • University of Colorado Boulder
  • Cornell University
  • Fermi National Accelerator Laboratory
  • University of Florida
  • Florida International University
  • Florida State University
  • Florida Institute of Technology
  • University of Illinois at Chicago
  • University of Iowa
  • Argonne National Laboratory
  • Erzincan 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

Araştırma sonucu: Dergiye katkıMakalebilirkişi

193 Atıf (Scopus)

Özet

Results on two-particle angular correlations for charged particles produced in pp collisions at a center-of-mass energy of 13 TeV are presented. The data were taken with the CMS detector at the LHC and correspond to an integrated luminosity of about 270 nb-1. The correlations are studied over a broad range of pseudorapidity (|η|<2.4) and over the full azimuth (φ) as a function of charged particle multiplicity and transverse momentum (pT). In high-multiplicity events, a long-range (|Δη|>2.0), near-side (Δφ≈0) structure emerges in the two-particle Δη-Δφ correlation functions. The magnitude of the correlation exhibits a pronounced maximum in the range 1.0<pT<2.0 GeV/c and an approximately linear increase with the charged particle multiplicity, with an overall correlation strength similar to that found in earlier pp data at s=7 TeV. The present measurement extends the study of near-side long-range correlations up to charged particle multiplicities Nch∼180, a region so far unexplored in pp collisions. The observed long-range correlations are compared to those seen in pp, pPb, and PbPb collisions at lower collision energies.

Orijinal dilİngilizce
Makale numarası172302
DergiPhysical Review Letters
Hacim116
Basın numarası17
DOI'lar
Yayın durumuYayınlandı - 27 Nis 2016

Bibliyografik not

Publisher Copyright:
© 2016 CERN.

Finansman

Finally, we acknowledge the enduring support for the construction and operation of the LHC and the CMS detector provided by the following funding agencies: BMWFW and FWF (Austria); FNRS and FWO (Belgium); CNPq, CAPES, FAPERJ, and FAPESP (Brazil); MES (Bulgaria); CERN; CAS, MoST, and NSFC (China); COLCIENCIAS (Colombia); MSES and CSF (Croatia); RPF (Cyprus); MoER, ERC IUT and ERDF (Estonia); Academy of Finland, MEC, and HIP (Finland); CEA and CNRS/IN2P3 (France); BMBF, DFG, and HGF (Germany); GSRT (Greece); OTKA and NIH (Hungary); DAE and DST (India); IPM (Iran); SFI (Ireland); INFN (Italy); MSIP and NRF (Republic of Korea); LAS (Lithuania); MOE and UM (Malaysia); CINVESTAV, CONACYT, SEP, and UASLP-FAI (Mexico); MBIE (New Zealand); PAEC (Pakistan); MSHE and NSC (Poland); FCT (Portugal); JINR (Dubna); MON, RosAtom, RAS and RFBR (Russia); MESTD (Serbia); SEIDI and CPAN (Spain); Swiss Funding Agencies (Switzerland); MST (Taipei); ThEPCenter, IPST, STAR and NSTDA (Thailand); TUBITAK and TAEK (Turkey); NASU and SFFR (Ukraine); STFC (United Kingdom); DOE and NSF (USA).

FinansörlerFinansör numarası
CNRS/IN2P3
CPAN
ERC IUT
MESTD
MON
MSES
MSHE
MoER
STAR
Swiss Funding Agencies
TUBITAK
ThEPCenter
UASLP-FAI
National Science Foundation1151640, 1206044, 1314131, 1306951, 1506130, 1120138, 1508869
National Institutes of Health
U.S. Department of Energy
Hispanics in Philanthropy
CS Fund
Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS)
California Earthquake Authority
Secretaría de Educación Pública
Türkiye Atom Enerjisi Kurumu
Louisiana Academy of Sciences
Missouri University of Science and Technology
CERN
College of Arts and Sciences, University of Nebraska-Lincoln
Norwegian Sequencing Centre
Institute for the Promotion of Teaching Science and Technology
Mountain Equipment Co-operative
Science and Technology Facilities CouncilST/N000250/1, ST/K003542/1, ST/K001256/1, ST/J004871/1, GRIDPP, PP/E002803/1, ST/N001273/1, ST/H000925/2, ST/H000925/1, ST/J005479/1, ST/K001531/1, ST/I000305/1, PP/E000479/1, ST/M004775/1, ST/K001639/1, ST/L005603/1, ST/M002020/1, ST/I003622/1, ST/N000242/1
Royal Astronomical Society
Ministry of Education - Singapore
Department of Atomic Energy, Government of India
Taighde Éireann - Research Ireland
Helmholtz-Gemeinschaft
Deutsche Forschungsgemeinschaft
Schweizerischer Nationalfonds zur F&#x00F6;rderung der Wissenschaftlichen Forschung153664
Fundação de Amparo à Pesquisa do Estado de São Paulo
National Natural Science Foundation of China
Research Promotion Foundation
Fundação para a Ciência e a Tecnologia
Russian Foundation for Basic Research
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
Academy of Finland
Bundesministerium für Bildung und Forschung
Austrian Science Fund
Fonds De La Recherche Scientifique - FNRS
Fonds Wetenschappelijk Onderzoek
Consejo Nacional de Ciencia y Tecnología
Bundesministerium für Wissenschaft, Forschung und Wirtschaft
General Secretariat for Research and Technology
Hungarian Scientific Research Fund
Conselho Nacional de Desenvolvimento Científico e Tecnológico
Ministry of Science, ICT and Future Planning
Ministry of Science and Technology
National Research Foundation of Korea
Joint Institute for Nuclear Research
Instituto Nazionale di Fisica Nucleare
National Science and Technology Development Agency
Universiti Malaya
Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro
Ministry for Business Innovation and Employment
National Academy of Sciences of Ukraine
Ministry of Education and Science
Institute for Research in Fundamental Sciences
Secretaría de Estado de Investigación, Desarrollo e Innovación
European Regional Development Fund
State Atomic Energy Corporation ROSATOM
Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional
Pakistan Atomic Energy Commission
State Fund for Fundamental Research of Ukraine
Department of Science and Technology, Government of West Bengal

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