Superadiabatic basis in cosmological particle production: application to preheating
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DOI: 10.1088/1475-7516/2021/09/009
Abstract: We discuss the adiabatic basis dependence of particle number in time-dependent backgrounds. In particular, we focus on preheating after inflation, and show that, for the optimal basis, the time dependence of the produced particle number… read more here.
Keywords: basis cosmological; particle production; superadiabatic basis; basis ... See more keywords