The inert Zee model

Journal of High Energy Physics, Mar 2016

We study a realization of the topology of the Zee model for the generation of neutrino masses at one-loop with a minimal set of vector-like fermions. After imposing an exact Z 2 symmetry to avoid tree-level Higgs-mediated flavor changing neutral currents, one dark matter candidate is obtained from the subjacent inert doublet model, but with the presence of new co-annihilating particles. We show that the model is consistent with the constraints coming from lepton flavor violation processes, oblique parameters, dark matter and neutrino oscillation data.

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Robinson Longas, Dilia Portillo, Diego Restrepo. The inert Zee model, Journal of High Energy Physics, 2016, 162, DOI: 10.1007/JHEP03(2016)162