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Post-inflationary scalar field phase dynamics

T. Charters, A. Nunes, J. P. Mimoso

Abstract
We present a brief summary of the results of Charters et al. [1] where a simple model of a massive inflation field ? coupled to another scalar filed ? with interaction term g 2?2?2 for the first stage of preheating, and we give a full description of the dynamics of the ? field modes, including the behaviour of the phase, in terms of the iteration of a simple family of circle maps.

Dynamics, Games and Science II
M. M. Peixoto, A. A. Pinto

Springer
Volume 2, Number ~, Page 243
2011 January

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Faculdade de Ciências da Universidade de Lisboa Universidade do Porto Faculdade de Ciências e Tecnologia da Universidade de Coimbra
Fundação para a Ciência e a Tecnologia COMPETE 2020 PORTUGAL 2020 União Europeia