Schwinger Effect by an $SU(2)$ Gauge Field during Inflation

Kaloian D. Lozanov, Azadeh Maleknejad, Eiichiro Komatsu

Non-Abelian gauge fields may exist during inflation. We study the Schwinger effect by an $SU(2)$ gauge field coupled to a charged scalar doublet in a (quasi) de Sitter background a…