Measurement of WγW - \gamma couplings with {CDF} in ppˉp\bar{p} collisions at s=1.8\sqrt{s} = 1.8 TeV

Collaboration
Aug, 1994
16 pages
Published in:
  • Phys.Rev.Lett. 74 (1995) 1936-1940
Report number:
  • FERMILAB-PUB-94-236-E,
  • CDF-PUB-ELECTROWEAK-PUBLIC-2647,
  • ANL-HEP-PR-95-43
Experiments:

Citations per year

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Abstract: (APS)
We report on a study of W+ photon production in approximately 20 pb−1 of p−p¯ collisions at s=1.8 TeV recorded with the Collider Detector at Fermilab. Our results are in good agreement with standard model expectations and are used to obtain limits on anomalous CP-conserving WWγ couplings of −2.3<Δκ<2.2 for λ=0 and −0.7<λ<0.7 for Δκ=0 at 95% C.L. We obtain the same limits for CP-violating couplings. These results provide limits on the higher-order electromagnetic moments of the W boson of 0.8
  • anti-p p: colliding beams
  • colliding beams: anti-p p
  • anti-p p: inclusive reaction
  • W: hadroproduction
  • hadroproduction: W
  • photon: associated production
  • associated production: photon
  • coupling: (2W photon)
  • (2W photon): coupling
  • CP: violation