2 papers
hep-ph2026
Optimizing Yukawa couplings to suppress Dimension-five Proton Decay in GUT
Naoyuki Haba, Junpei Ikemoto, Yasuhiro Shimizu +1
The minimal supersymmetric grand unified theory (GUT) provides a highly compelling framework for physics beyond the Standard Model (SM). However, it suffers from a severe p…
hep-ph2024
Indirect Detection for Higgs Portal Majorana Fermionic Dark Matter
Naoyuki Haba, Junpei Ikemoto, Shimizu Yasuhiro +1
We study the -ray signal emitted from dark matter (DM) pair annihilation in the Higgs portal Majorana fermion DM model. In the model, a Majorana fermion DM couples with the…