Decay of Oscillating Universes

Mithani, Audrey.

2016

Description
  • Abstract: It has been suggested by Ellis {\emph{et al}} \cite{EM2004,Murugan} that the universe could be eternal in the past, without beginning. In their model, the ``emergent universe'' exists forever in the past, in an ``eternal'' phase before inflation begins. We will show that in general, such an ``eternal'' phase is not possible, because of an instability due to quantum tunneling. One can... read more
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