Observational issues in loop quantum cosmology
General Relativity and Quantum Cosmology
2015-06-17 v2 Cosmology and Nongalactic Astrophysics
High Energy Physics - Theory
Abstract
Quantum gravity is sometimes considered as a kind of metaphysical speculation. In this review, we show that, although still extremely difficult to reach, observational signatures can in fact be expected. The early universe is an invaluable laboratory to probe "Planck scale physics". Focusing on Loop Quantum Gravity as one of the best candidate for a non-perturbative and background-independant quantization of gravity, we detail some expected features.
Cite
@article{arxiv.1309.6896,
title = {Observational issues in loop quantum cosmology},
author = {A. Barrau and T. Cailleteau and J. Grain and J. Mielczarek},
journal= {arXiv preprint arXiv:1309.6896},
year = {2015}
}
Comments
75 pages, invited topical review for Classical and Quantum Gravity