Abstract

Twin Higgs models have the potential to explain phenomena outside of the Standard Model and provide an natural explanation of the Higgs mass. Here I explore a new realization of the twin Higgs concept with an SU(4)c symmetry that is spontaneously broken in the Standard Model sector, but remains unbroken in the Twin sector. I detail the phenomenological results produced by this model. I show that this construction leads to a qualitatively new behavior regarding the fine-tuning of the Higgs mass due to the top-quark sector.

Degree

MS

College and Department

Computational, Mathematical, and Physical Sciences; Physics and Astronomy

Rights

https://lib.byu.edu/about/copyright/

Date Submitted

2023-08-21

Document Type

Thesis

Handle

http://hdl.lib.byu.edu/1877/etd13335

Keywords

Twin Higgs, Dark Matter, Symmetry Breaking, Higgs Physics, SU(4), Lie Groups

Language

english

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