$\lambda \phi^4$ in dS
Victor Gorbenko, Leonardo Senatore
TL;DR
This paper addresses the problem of infrared divergences in light scalar field theories on de Sitter space, providing a resolution to this longstanding issue.
Contribution
It introduces a novel approach to resolve infrared divergences in $\
Findings
Infrared divergences are effectively managed in light scalar fields on de Sitter space.
The proposed method improves the theoretical understanding of quantum fields in curved spacetime.
Results have implications for early universe cosmology and quantum field theory.
Abstract
We resolve the issue of infrared divergences present in theories of light scalar fields on de Sitter space.
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Taxonomy
TopicsBlack Holes and Theoretical Physics · Cosmology and Gravitation Theories · Particle physics theoretical and experimental studies