Resonant CP Violation in Higgs Production, Mixing and Decay

dc.creatorPilaftsis, Apostolos
dc.date1997-04-04
dc.date.accessioned2026-07-07T04:01:28Z
dc.date.available2026-07-07T04:01:28Z
dc.descriptionCP violation induced by resonant transitions of a scalar to a pseudoscalar intermediate state is analyzed within a gauge-invariant resummation approach based on the pinch technique. Necessary conditions governing the resonant enhancement of CP violation in transition amplitudes are derived. The results of this study are then applied to describe the indirect mixing of a CP-even Higgs scalar, $H$, with a CP-odd Higgs particle, $A$, in two-Higgs doublet models. CP violation through $HA$ mixing in high-energy $pp$, $e^+e^-$ and $μ^+μ^-$ scatterings are estimated to be fairly large for a natural choice of kinematic parameters. Low-energy constraints originating from experimental upper bounds on the neutron electric dipole model are implemented in this analysis.
dc.description10 pages, PS file, talk given at the Ringberg Workshop on ``The Higgs puzzle - What can we learn from LEP2, LHC, NLC, and FMC?'' (Tegernsee, 8 -- 13 December 1996)
dc.identifierhttps://arxiv.org/abs/hep-ph/9704227
dc.identifierhttp://arxiv.org/abs/hep-ph/9704227
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/46908
dc.subjectHigh Energy Physics - Phenomenology
dc.titleResonant CP Violation in Higgs Production, Mixing and Decay
dc.typetext

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