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hep-ph2007★ 31 cited
Entropy production by Q-ball decay for diluting long-lived charged particles
Shinta Kasuya, Fuminobu Takahashi
The cosmic abundance of a long-lived charged particle such as a stau is tightly constrained by the catalyzed big bang nucleosynthesis. One of the ways to evade the constraints is t…
hep-ph2002
Affleck-Dine baryogenesis and the Q-ball dark matter in the gauge-mediated SUSY breaking
S. Kasuya
We consider the Affleck-Dine baryogenesis comprehensively in the minimal supersymmetric standard model with gauge-mediated supersymmetry breaking. Considering the high temperature…