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Axion fragmentation

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0 Published in 2020 at "Journal of High Energy Physics"

DOI: 10.1007/jhep04(2020)010

Abstract: We investigate the production of axion quanta during the early universe evolution of an axion-like field rolling down a wiggly potential. We compute the growth of quantum fluctuations and their back-reaction on the homogeneous zero-mode.… read more here.

Keywords: zero mode; axion fragmentation; axion;