Improving the tunings of the MSSM by adding triplets and singlet

Kaustubh Agashe, Aleksandr Azatov, Andrey Katz +1

We study an extension of the MSSM which includes both new SU(2) triplets with hypercharge $\pm 1$ and a SM gauge singlet (a la NMSSM) which are coupled to each other. We are motiva…