Journal Club: Trouble with large-field axion inflation

Thursday 9 Apr 2015, 12:00 → 12:30 Europe/Berlin

Building 2a, library (DESY Hamburg)

Alexander Westphal will present the recent papers 1503.03886 and 1503.04783, which claim that large-field inflation with axions is in serious trouble due to gravitational instantons which generically destroy the flatness of the potential at large field values.