h \gamma \gamma Coupling in Higgs Triplet Model

A. Arhrib , R. Benbrik , M. Chabab , Gilbert Moultaka (1) , L. Rahili

1 L2C - Laboratoire Charles Coulomb

We investigate Higgs boson decay into two photons in the type-II seesaw model. The rate of $h\to \gamma\gamma$ gets suppressed/enhanced in this model compared to the Standard Model (SM) due to the presence of the singly and doubly charged Higgs $H^\pm$ and $H^{\pm\pm}$.

Domaines: Physique des Hautes Energies - Phénoménologie [hep-ph]; Physique des Hautes Energies - Expérience [hep-ex]

A. Arhrib, R. Benbrik, M. Chabab, Gilbert Moultaka, L. Rahili. h \gamma \gamma Coupling in Higgs Triplet Model. International Workshop on Future Linear Colliders, Sep 2011, Granada, Spain. pp.000. ⟨hal-00724466⟩