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Dipole moments of charged leptons in the THDM-III with textures

  • Journal of Physics G Nuclear and Particle Physics
  • IOP Publishing
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We study the magnetic and weak magnetic dipole moments (WEDMs) of charged leptons in the framework of the two Higgs doublet model type III (THDM-III) with four zero textures. We first analyze the possibility that the discrepancy between the experimental measurements and the theoretical prediction of the muon anomalous magnetic dipole moment ( a μ ) in the standard model can be explained in the context of the model and then find values for the parameters of the THDM-III: neutral and charged Higgs boson masses ( m H , m H ± ), mixing angles ( α , β ), CP-violating angles θ 1 , θ 2 and an additional parameter arising from the mass matrix ( γ f ), for which a correspondence between theory and experiment is possible. We use a μ THDM − III and current low energy processes K − K ¯ mixing, B s 0 → μ μ ¯ , τ → μ μ μ ¯ , μ → e e e ¯ , τ → μ γ , τ → e γ , μ → e γ , b → s γ , B → D ( D ∗ ) τ ν and the rare higgs decay h → τ μ in order to determine the allowed parameter space of THDM-III and from these we give a prediction for the magnetic and WEDM of charged leptons, in particular of the τ lepton. The obtained magnetic dipole moment of the τ lepton is of the order of O (10 −8 –10 −7 ) and the weak magnetic is of the order O (10 −10 –10 −7 ).

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Publication details

DOI
10.1088/0954-3899/43/4/045002
OpenAlex
W2260895345
Document type
article
Language
EN
Source
Journal of Physics G Nuclear and Particle Physics
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