Limits on anomalous WW gamma and WWZ couplingsстатьяИсследовательская статья
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Аннотация:Limits on the anomalous WWγ and WWZ couplings are presented from a simultaneous fit to the data samples of three gauge boson pair final states in p¯p collisions at √s=1.8TeV: Wγ production with the W boson decaying to eν or μν, W boson pair production with both of the W bosons decaying to eν or μν, and WW or WZ production with one W boson decaying to eν and the other W boson or the Z boson decaying to two jets. Assuming identical WWγ and WWZ couplings, 95% C.L. limits on the anomalous couplings of −0.30 < Δκ < 0.43 (λ = 0) and −0.20 < λ < 0.20 (Δκ = 0) are obtained using a form factor scale Λ = 2.0 TeV. Limits found under other assumptions on the relationship between the WWγ and WWZ couplings are also presented.