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Please use this identifier to cite or link to this item: http://acervodigital.unesp.br/handle/11449/42445
Title: 
Measurement of the differential cross section d sigma/dt in elastic p(p)over-bar scattering at root s=1.96 TeV
Author(s): 
Institution: 
  • Joint Inst Nucl Res
  • Centro Brasileiro de Pesquisas Físicas (CBPF)
  • Univ Estado Rio de Janeiro
  • Universidade Federal do ABC (UFABC)
  • Universidade Estadual Paulista (UNESP)
  • Univ Sci & Technol China
  • Universidad de los Andes
  • Charles Univ Prague
  • Czech Tech Univ
  • Acad Sci Czech Republic
  • Univ San Francisco Quito
  • Univ Clermont Ferrand
  • Univ Grenoble 1
  • Aix Marseille Univ
  • Univ Paris 11
  • Univ Paris 06
  • Univ Paris 07
  • SPP
  • Univ Strasbourg
  • Univ Lyon 1
  • Univ Lyon
  • RWTH Aachen University
  • Univ Freiburg
  • Univ Gottingen
  • Johannes Gutenberg Univ Mainz
  • Univ Munich
  • Berg Univ Wuppertal
  • Panjab Univ
  • University of Delhi
  • Tata Inst Fundamental Res
  • Univ Coll Dublin
  • Korea University
  • CINVESTAV
  • Nikhef
  • Radboud Univ Nijmegen
  • Institute for Theoretical and Experimental Physics (ITEP)
  • Moscow MV Lomonosov State Univ
  • Inst High Energy Phys
  • Petersburg Nucl Phys Inst
  • ICREA
  • IFAE
  • Uppsala Univ
  • University of Lancaster
  • Univ London Imperial Coll Sci Technol & Med
  • University of Manchester
  • University of Arizona
  • University of California, Riverside (UCR)
  • Florida State University
  • Fermilab Natl Accelerator Lab
  • Univ Illinois
  • No Illinois Univ
  • Northwestern University (NU)
  • Indiana University
  • Purdue University Calumet
  • Univ Notre Dame
  • Iowa State Univ
  • University of Kansas (KU)
  • Kansas State University
  • Louisiana Tech University
  • Boston University
  • Northeastern University
  • University of Michigan
  • Michigan State University
  • University of Mississippi
  • Univ Nebraska
  • Rutgers State Univ
  • Princeton University
  • SUNY Buffalo
  • Columbia University
  • University of Rochester
  • SUNY Stony Brook
  • Brookhaven Natl Lab
  • Langston Univ
  • University of Oklahoma
  • Oklahoma State Univ
  • Brown University
  • Univ Texas Arlington
  • So Methodist Univ
  • Rice University
  • University of Virginia (UVA)
  • University of Washington
ISSN: 
1550-7998
Sponsorship: 
  • U.S. Department of Energy (DOE)
  • National Science Foundation (NSF) (USA)
  • CEA
  • Institut national de physique nucléaire et de physique des particules (IN2P3/CNRS)
  • Rosatom State Atomic Energy Corporation (ROSATOM)
  • Russian Foundation for Basic Research (RFBR)
  • Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)
  • Fundação de Amparo à Pesquisa do Estado do Rio de Janeiro (FAPERJ)
  • Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
  • Fundação para o Desenvolvimento da UNESP (FUNDUNESP)
  • DAE
  • Department of Science and Technology (DST) - India
  • Colciencias (Colombia)
  • Consejo Nacional de Ciencia y Tecnología (CONACYT)
  • National Research Foundation of Korea (NRF)
  • Foundation for Fundamental Research on Matter (FOM)
  • Science and Technology Facilities Council (STFC)
  • Royal Society (United Kingdom)
  • MSMT
  • Czech Science Foundation (GACR)
  • Bundesministerium für Bildung und Forschung (BMBF)
  • Deutsche Forschungsgemeinschaft (DFG)
  • Science Foundation Ireland (SFI)
  • Swedish Research Council
  • CAS
  • CNSF (China)
Abstract: 
We present a measurement of the elastic differential cross section d sigma(p (p) over bar -> p (p) over bar)/dt as a function of the four- momentum-transfer squared t. The data sample corresponds to an integrated luminosity of approximate to 31 nb(-1) collected with the D0 detector using dedicated Tevatron p (p) over bar Collider operating conditions at root s = 1.96 TeV and covers the range 0.26 < vertical bar t vertical bar < 1.2 GeV2. For vertical bar t vertical bar < 0.6 GeV2, d sigma/dt is described by an exponential function of the form Ae(-b vertical bar t vertical bar) with a slope parameter b = 16.86 +/- 0.10(stat) +/- 0.20(syst) GeV-2. A change in slope is observed at vertical bar t vertical bar approximate to 0.6 GeV2, followed by a more gradual vertical bar t vertical bar dependence with increasing values of vertical bar t vertical bar.
Issue Date: 
27-Jul-2012
Citation: 
Physical Review D. College Pk: Amer Physical Soc, v. 86, n. 1, p. 12, 2012.
Time Duration: 
12
Publisher: 
Amer Physical Soc
Source: 
http://dx.doi.org/10.1103/PhysRevD.86.012009
URI: 
Access Rights: 
Acesso restrito
Type: 
outro
Source:
http://repositorio.unesp.br/handle/11449/42445
Appears in Collections:Artigos, TCCs, Teses e Dissertações da Unesp

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