Neutrino and $Z^{\prime }$ phenomenology in an anomaly-free $\mathbf{U}(1)$ extension: role of higher-dimensional operators

Debajyoti Choudhury, Kuldeep Deka, Tanumoy Mandal +1

We consider an anomaly-free $\mathrm{U}(1)$ extension of the Standard Model with three right-handed neutrinos (RHNs) and two complex scalars, wherein the charge assignments preclud…