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Observation of exclusive electron positron production in hadron hadron collisions

Publication ,  Journal Article
Abulencia, ; A, ; others,
Published in: Phys. Rev. Lett.
2007

We present the first observation of exclusive e+e- production in hadron-hadron collisions, using p[overline p] collision data at sqrt(s)=1.96 TeV taken by the run II Collider Detector at Fermilab, and corresponding to an integrated luminosity of 532 pb-1. We require the absence of any particle signatures in the detector except for an electron and a positron candidate, each with transverse energy ET>5 GeV and pseudorapidity |eta|p+e+e-+[overline p] through two-photon exchange. The measured cross section is 1.6-0.3+0.5(stat)$\pm$0.3(syst) pb. This agrees with the theoretical prediction of 1.71$\pm$0.01 pb.

Duke Scholars

Published In

Phys. Rev. Lett.

Publication Date

2007

Volume

98

Start / End Page

112001

Related Subject Headings

  • General Physics
  • 51 Physical sciences
  • 49 Mathematical sciences
  • 40 Engineering
  • 09 Engineering
  • 02 Physical Sciences
  • 01 Mathematical Sciences
 

Citation

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Abulencia, ., A, ., & others, . (2007). Observation of exclusive electron positron production in hadron hadron collisions. Phys. Rev. Lett., 98, 112001.
Abulencia, S., S. A, and S. others. “Observation of exclusive electron positron production in hadron hadron collisions.” Phys. Rev. Lett. 98 (2007): 112001.
Abulencia, A, others. Observation of exclusive electron positron production in hadron hadron collisions. Phys Rev Lett. 2007;98:112001.
Abulencia, S., et al. “Observation of exclusive electron positron production in hadron hadron collisions.” Phys. Rev. Lett., vol. 98, 2007, p. 112001.
Abulencia, A, others. Observation of exclusive electron positron production in hadron hadron collisions. Phys Rev Lett. 2007;98:112001.

Published In

Phys. Rev. Lett.

Publication Date

2007

Volume

98

Start / End Page

112001

Related Subject Headings

  • General Physics
  • 51 Physical sciences
  • 49 Mathematical sciences
  • 40 Engineering
  • 09 Engineering
  • 02 Physical Sciences
  • 01 Mathematical Sciences