A proposal for a vacuum wavefunctional in FRW spaces
Enrique \'Alvarez
TL;DR
This paper proposes an approximate vacuum wavefunctional for self-interacting scalar quantum fields in Friedmann-Robertson-Walker spaces, providing a potential tool for understanding quantum states in cosmological models.
Contribution
It introduces a new approximate form of the vacuum wavefunctional tailored for scalar fields in FRW spaces, advancing theoretical understanding.
Findings
The wavefunctional is a good candidate for the vacuum state in FRW spaces.
Provides a method to approximate quantum field states in cosmological backgrounds.
Enhances the theoretical framework for quantum fields in expanding universes.
Abstract
The approximate late conformal time wavefunctional for self-interacting scalar quantum fields in Friedmann-Robertson-Walker spaces is computed. It is a good candidate for the {\em vacuum wavefunctional} in such spaces.
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Taxonomy
TopicsQuantum Electrodynamics and Casimir Effect · Cosmology and Gravitation Theories · Cold Atom Physics and Bose-Einstein Condensates