A reappraisal of constraints on $Z^{\prime }$ models from unitarity and direct searches at the LHC

Triparno Bandyopadhyay, Gautam Bhattacharyya, Dipankar Das +1

In a truly model-independent approach, we reexamine a minimal extension of the Standard Model (SM) through the introduction of an additional $U(1)$ symmetry leading to a new neutra…