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Model independent analysis of the trilinear gauge boson couplings at LC: role of polarized cross sections

1997/10/01 by А. А. Панков, A. A. Pankov, Pankov, A. A. +2
Physics and Astronomy · #Atomic and Subatomic Physics Research #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/9710215

8 pages, latex, no figures; contribution to the Workshop on ``$e^+e^-$ collisions at TeV energies: The physics potential'', DESY 97-123E

arxiv created 1997/10/01 · openalex publication_date 1997/10/01 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

By means of a model-independent analysis, we discuss the constraints on anomalous trilinear gauge-boson couplings that can be obtained from the study of electron-positron annihilation into W pairs at LC with √(s)=0.5 TeV and 1 TeV. We consider the general CP conserving anomalous effective Lagrangian, as well as some specific models with reduced number of independent couplings. The analysis is based on combinations of observables with initial and final state polarizations, that allow to separately constrain the different couplings and to improve the corresponding numerical bounds.

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