Bounds on the Number of Light Neutrinos Species, g'1 Coupling and Z - Z′ Mixing Angle in a U(1)B-L Model

A. González-Sánchez, A. Gutiérrez-Rodríguez, M. A. Hernández-Ruíz
2015 Journal of Modern Physics  
The constraints on the number of neutrinos generations, ′ g 1 coupling and ′ Z Z − mixing angle through the invisible width method, and in the framework of a − − − − × ≤ ≤ × θ , improving the existing bounds by one order of magnitude. Keywords Ordinary Neutrinos, Neutral Currents, Models beyond the Standard Model
doi:10.4236/jmp.2015.68112 fatcat:xet7an7h5jaglhvwkzb6cfitpq