Dark Matter and Electroweak Phase Transition in the $Z_2$ Symmetric Georgi-Machacek Model

Chih-Ting Lu, Yongcheng Wu, Siyu Xu

We present a comprehensive investigation of the $Z_2$ symmetric Georgi-Machacek (GM) model, focusing on the dark matter (DM) in the model and the electroweak phase transition (EWPT…