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Search for a Higgs boson decaying into a b-quark pair and produced in association with b quarks in proton-proton collisions at 7 TeV

  • CMS Collaboration
  • A. Alikhanian Yerevan Institute of Physics
  • Austrian Academy of Sciences
  • TU Wien
  • Belarusian State University
  • University of Antwerp
  • German Electron Synchrotron
  • Vrije Universiteit Brussel
  • Université libre de Bruxelles
  • Ghent University
  • Université catholique de Louvain
  • National Institute of Chemical Physics and Biophysics, Tallinn
  • Universite de Mons
  • Centro Brasileiro de Pesquisas Físicas
  • Universidade do Estado do Rio de Janeiro
  • Universidade Federal do ABC
  • Universidade Estadual Paulista Júlio de Mesquita Filho
  • Bulgarian Academy of Sciences
  • Sofia University St. Kliment Ohridski
  • CAS - Institute of High Energy Physics
  • Peking University
  • Universidad de los Andes Colombia
  • University of Split
  • Ruder Boskovic Institute
  • University of Cyprus
  • Charles University
  • Academy of Scientific Research and Technology
  • Suez Canal University
  • Zewail City of Science and Technology
  • Cairo University
  • Al-Fayoum University
  • The British University in Egypt
  • Ain Shams University
  • University of Helsinki
  • Helsinki Institute of Physics
  • Lappeenranta-Lahti University of Technology
  • Commissariat à l’énergie atomique et aux énergies alternatives
  • Laboratoire Leprince-Ringuet
  • National Centre for Nuclear Research
  • Université de Strasbourg
  • Université de Haute-Alsace
  • Universite Claude Bernard Lyon 1
  • Ivane Javakhishvili Tbilisi State University
  • Joint Institute for Nuclear Research
  • RWTH Aachen University
  • Brandenburg University of Technology
  • University of Hamburg
  • University of Kansas
  • Karlsruhe Institute of Technology
  • Lomonosov Moscow State University
  • Institute of Nuclear Physics Demokritos
  • National and Kapodistrian University of Athens
  • University of Ioannina
  • Wigner Research Centre for Physics
  • Institute for Nuclear Research
  • University of Debrecen
  • Panjab University
  • University of Delhi
  • Saha Institute of Nuclear Physics
  • Homi Bhabha National Institute
  • Tata Institute of Fundamental Research
  • King Abdulaziz University
  • Visva-Bharati University
  • Institute for Research for Fundamental Sciences
  • Isfahan University of Technology
  • Sharif University of Technology
  • Shiraz University
  • Islamic Azad University
  • National Institute for Nuclear Physics
  • University of Bari
  • Polytechnic University of Bari
  • University of Bologna
  • University of Catania
  • University of Florence
  • University of Rome La Sapienza
  • University of Genoa
  • University of Milan - Bicocca
  • University of Basilicata
  • University of Naples Federico II
  • Università G. Marconi (Roma)
  • Università Degli Studi Guglielmo Marconi
  • University of Padua
  • University of Trento
  • University of Pavia
  • University of Perugia
  • Scuola Normale Superiore di Pisa
  • University of Pisa
  • University of Siena
  • University of Bucharest
  • University of Turin
  • University of Eastern Piedmont
  • University of Trieste
  • Kangwon National University
  • Kyungpook National University
  • Chonnam National University
  • Korea University
  • University of Seoul
  • Sungkyunkwan University
  • Vilnius University
  • Centro de Investigacion y de Estudios Avanzados del Instituto Politécnico Nacional
  • 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
  • University of Warsaw
  • Laboratório de Instrumentação e Física Experimental de Partículas
  • RAS - Saint Petersburg Nuclear Physics Institute
  • RAS - Institute for Nuclear Research
  • Alikhanov Institute for Theoretical and Experimental Physics
  • RAS - P.N. Lebedev Physics Institute
  • California Institute of Technology
  • Institute for High Energy Physics
  • CERN
  • University of Belgrade
  • CIEMAT
  • Universidad Autónoma de Madrid
  • University of Oviedo
  • Universidad de Cantabria
  • University of California at Los Angeles
  • Institut Polytechnique de Paris
  • Eotvos Lorand 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
  • Izmir Institute of Technology
  • University of Iowa
  • Mersin University
  • Adiyaman University
  • Gaziosmanpasa University
  • Middle East Technical University
  • Bogazici University
  • Ozyegin University
  • Kafkas University
  • Suleyman Demirel University
  • Ege University
  • Istanbul Technical University
  • Kahramanmaras Sutcu Imam University
  • NASU - Kharkov Institute of Physics and Technology
  • University of Bristol
  • Rutherford Appleton Laboratory
  • University of Southampton
  • Imperial College London
  • Brunel University London
  • Baylor University
  • University of Alabama
  • Boston University
  • Brown University
  • University of California at Davis
  • 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
  • University of Edinburgh
  • University of Florida
  • Florida International University
  • Florida State University
  • Florida Institute of Technology
  • University of Illinois at Chicago
  • Argonne National Laboratory
  • Erzincan University
  • Mimar Sinan Guzel Sanatlar University
  • Johns Hopkins University
  • 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
  • Purdue University Northwest
  • Rice University
  • University of Rochester
  • Rockefeller University
  • 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

70 Atıf (Scopus)

Özet

A search for a neutral Higgs boson decaying to a pair of b quarks, and produced in association with at least one additional b quark, is presented. Multijet final states with three jets identified as originating from b quarks, at least one of which may include a non-isolated muon, are studied. The data used in this analysis correspond to an integrated luminosity of 2.7–4.8 fb−1, collected by the CMS experiment in proton-proton collisions at the LHC at a center-of-mass energy of 7 TeV. This search is particularly sensitive to Higgs bosons in scenarios of the Minimal Supersymmetric Model (MSSM) with large values of tan β. No excess over the predicted background from standard model processes is observed. Stringent upper limits on cross section times branching fraction are derived and interpreted as bounds in the MSSM tan β and mA parameter-space. Observed 95% confidence level upper limits reach as low as tanβ≈18 for MA≈100 GeV.

Orijinal dilİngilizce
Sayfa (başlangıç-bitiş)207-232
Sayfa sayısı26
DergiPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Hacim722
Basın numarası4-5
DOI'lar
Yayın durumuYayınlandı - 24 May 2013
Harici olarak yayınlandıEvet

Bibliyografik not

Publisher Copyright:
© 2013 CERN

Finansman

We congratulate our colleagues in the CERN accelerator departments for the excellent performance of the LHC and thank the technical and administrative staffs at CERN and at other CMS institutes for their contributions to the success of the CMS effort. In addition, we gratefully acknowledge the computing centers and personnel of the Worldwide LHC Computing Grid for delivering so effectively the computing infrastructure essential to our analyses. Finally, we acknowledge the enduring support for the construction and operation of the LHC and the CMS detector provided by the following funding agencies: BMWF and FWF (Austria); FNRS and FWO (Belgium); CNPq , CAPES , FAPERJ , and FAPESP (Brazil); MEYS (Bulgaria); CERN ; CAS , MoST , and NSFC (China); COLCIENCIAS (Colombia); MSES (Croatia); RPF (Cyprus); MoER , SF0690030s09 and ERDF (Estonia); Academy of Finland , MEC , and HIP (Finland); CEA and CNRS/IN2P3 (France); BMBF , DFG , and HGF (Germany); GSRT (Greece); OTKA and NKTH (Hungary); DAE and DST (India); IPM (Iran); SFI (Ireland); INFN (Italy); NRF and WCU (Republic of Korea); LAS (Lithuania); CINVESTAV , CONACYT , SEP , and UASLP-FAI (Mexico); MSI (New Zealand); PAEC (Pakistan); MSHE and NSC (Poland); FCT (Portugal); JINR (Armenia, Belarus, Georgia, Ukraine, Uzbekistan); MON , RosAtom , RAS and RFBR (Russia); MSTD (Serbia); SEIDI and CPAN (Spain); Swiss Funding Agencies (Switzerland); NSC (Taipei); ThEPCenter , IPST and NSTDA (Thailand); TUBITAK and TAEK (Turkey); NASU (Ukraine); STFC (United Kingdom); DOE and NSF (USA). Individuals have received support from the Marie-Curie programme and the European Research Council (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 lʼIndustrie et dans lʼAgriculture (FRIA-Belgium) ; the Agentschap voor Innovatie door Wetenschap en Technologie (IWT-Belgium) ; the Ministry of Education, Youth and Sports (MEYS) of Czech Republic; the Council of Science and Industrial Research , India; the Compagnia di San Paolo (Torino); and the HOMING PLUS programme of Foundation for Polish Science , cofinanced from European Union, Regional Development Fund. We congratulate our colleagues in the CERN accelerator departments for the excellent performance of the LHC and thank the technical and administrative staffs at CERN and at other CMS institutes for their contributions to the success of the CMS effort. In addition, we gratefully acknowledge the computing centers and personnel of the Worldwide LHC Computing Grid for delivering so effectively the computing infrastructure essential to our analyses. Finally, we acknowledge the enduring support for the construction and operation of the LHC and the CMS detector provided by the following funding agencies: BMWF and FWF (Austria); FNRS and FWO (Belgium); CNPq, CAPES, FAPERJ, and FAPESP (Brazil); MEYS (Bulgaria); CERN; CAS, MoST, and NSFC (China); COLCIENCIAS (Colombia); MSES (Croatia); RPF (Cyprus); MoER, SF0690030s09 and ERDF (Estonia); Academy of Finland, MEC, and HIP(Finland); CEA and CNRS/IN2P3 (France); BMBF, DFG, and HGF (Germany); GSRT (Greece); OTKA and NKTH (Hungary); DAE and DST (India); IPM (Iran); SFI (Ireland); INFN (Italy); NRF and WCU (Republic of Korea); LAS (Lithuania); CINVESTAV, CONACYT, SEP, and UASLP-FAI (Mexico); MSI (New Zealand); PAEC (Pakistan); MSHE and NSC (Poland); FCT (Portugal); JINR (Armenia, Belarus, Georgia, Ukraine, Uzbekistan); MON, RosAtom, RAS and RFBR (Russia); MSTD (Serbia); SEIDI and CPAN (Spain); Swiss Funding Agencies (Switzerland); NSC (Taipei); ThEPCenter, IPST and NSTDA (Thailand); TUBITAK and TAEK (Turkey); NASU (Ukraine); STFC (United Kingdom); DOE and NSF (USA). Individuals have received support from the Marie-Curie programme and the European Research Council (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 lʼIndustrie et dans lʼAgriculture (FRIA-Belgium); the Agentschap voor Innovatie door Wetenschap en Technologie (IWT-Belgium); the Ministry of Education, Youth and Sports (MEYS) of Czech Republic; the Council of Science and Industrial Research, India; the Compagnia di San Paolo (Torino); and the HOMING PLUS programme of Foundation for Polish Science, cofinanced from European Union, Regional Development Fund.

FinansörlerFinansör numarası
???publication-publication-funding-organisation-not-added???ST/H00081X/2
CPAN
MSES
MoERSF0690030s09
National Science Foundation1151640, 0969555, 1205960, 1211067
U.S. Department of Energy
Alfred P. Sloan Foundation
Hispanics in Philanthropy
Human Growth Foundation
Alexander von Humboldt-Stiftung
Centers for Medicare and Medicaid Services
California Department of Fish and Wildlife
Western Carolina University
Ministry of Science and Technology
Compagnia di San Paolo
Departamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS)
California Earthquake Authority
Direktion für Entwicklung und Zusammenarbeit
Marketing Science Institute
Center for African Studies
Secretaría de Educación Pública
Türkiye Atom Enerjisi Kurumu
Santa Fe Institute
Louisiana Academy of Sciences
Rochester Academy of Science
National Research Foundation
CERN
Thailand Center of Excellence in Physics
Institute for the Promotion of Teaching Science and Technology
Ministerstwo Obrony Narodowej
Science and Technology Facilities CouncilST/L00609X/1, ST/J004901/1, ST/K001256/1, ST/K003844/1, GRIDPP, ST/H000925/1, ST/F007434/1, ST/I505580/1, ST/I505572/1, ST/I005912/1, ST/J005665/1, ST/K001604/1, ST/K001639/1, ST/F007094/1
European Commission
European Research Council
Department of Science and Technology, Ministry of Science and Technology, India
Council of Scientific and Industrial Research, India
Department of Atomic Energy, Government of India
Ministry of Science and Innovation, New Zealand
Taighde Éireann - Research Ireland
Helmholtz-Gemeinschaft
Deutsche Forschungsgemeinschaft
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung144921, 146398, 138111
Fundação de Amparo à Pesquisa do Estado de São Paulo
National Natural Science Foundation of China
Research Promotion Foundation
Ministerstvo Školství, Mládeže a Tělovýchovy
National Science Council
Fundacja na rzecz Nauki Polskiej
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
Chinese Academy of Sciences
Austrian Science Fund
Fonds De La Recherche Scientifique - FNRS
Russian Academy of Sciences
Belgian Federal Science Policy Office
Fonds Wetenschappelijk Onderzoek
Agentschap voor Innovatie door Wetenschap en Technologie
Fonds pour la Formation à la Recherche dans l’Industrie et dans l’Agriculture
Consejo Nacional de Ciencia y Tecnología
Ministerio de Educación, Cultura y Deporte
Ministry of Education, Youth and Science
General Secretariat for Research and Technology
Hungarian Scientific Research Fund
Conselho Nacional de Desenvolvimento Científico e Tecnológico
National Research Foundation of Korea
Joint Institute for Nuclear Research
Nemzeti Kutatási és Technológiai Hivatal
Instituto Nazionale di Fisica Nucleare
Medical Engineering Centre, King’s College London
A.G. Leventis Foundation
National Science and Technology Development AgencyThailand
Türkiye Bilimsel ve Teknolojik Araştirma Kurumu
Ministarstvo Prosvete, Nauke i Tehnološkog Razvoja
Ministerstwo Edukacji i Nauki
Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro
Ministry of Science and Technology, Taiwan
National Academy of Sciences of Ukraine
Centre National de la Recherche Scientifique
Universidad Autónoma de San Luis Potosí
Institute for Research in Fundamental Sciences
Commissariat à l'Énergie Atomique et aux Énergies Alternatives
Bundesministerium für Bildung und Frauen
Secretaría de Estado de Investigación, Desarrollo e Innovación
Bundesministerium für Wissenschaft und Forschung
European Regional Development Fund
State Atomic Energy Corporation ROSATOM
Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional
Pakistan Atomic Energy Commission
Department of Science and Technology, Government of West Bengal
Fundació Catalana de Trasplantament
Institut National de Physique Nucléaire et de Physique des Particules

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