Higgs Quadruplet Impact on $W$ Mass Shift, Dark Matter, and LHC Signatures

Talal Ahmed Chowdhury, Kareem Ezzat, Shaaban Khalil +2

The addition of a Higgs quadruplet to the standard model (SM) of quarks and leptons would shift the $W$ boson mass upward. It could also facilitate the production of dark matter th…