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Centro de Astrofísica da Universidade do Porto
22-26 August 2011, Porto, Portugal

 

The Overshoot Problem in Inflation after Tunneling
Dutta, Koushik (DESY, Hamburg)

In the "landscape" paradigm of String Theory, our observable Universe may originate via a tunneling event from a nearby metastable false vacuum, followed by sufficient amount of inflation. We discuss the overshoot problem in this set-up and show explicitly that there is no overshoot problem for higher order monomial potentials. The results substantially alleviate the initial value problem for "small-field" inflation models.