Nucleosynthesis bounds on a time-varying cosmological 'constant'
Astrophysics
2011-02-16 v3 High Energy Physics - Phenomenology
Abstract
We constrain proposed phenomenological models for a vacuum energy which decays with the expansion of the universe from considerations of standard big bang nucleosynthesis. Several such models which attempt to solve the cosmological age problem are disfavored or even ruled out.
Cite
@article{arxiv.astro-ph/9605055,
title = {Nucleosynthesis bounds on a time-varying cosmological 'constant'},
author = {Michael Birkel and Subir Sarkar},
journal= {arXiv preprint arXiv:astro-ph/9605055},
year = {2011}
}
Comments
Updated to match published version (corrected Fig. 1)