反弹宇宙学中的 CMB 双谱
宇宙学与河外天体物理
2021-11-12 v2 广义相对论与量子宇宙学
摘要
在本文中，我们计算了由圈量子宇宙学启发的反弹模型的 CMB 双谱。尽管这些模型的原初双谱在大 pivot 尺度以上呈指数衰减，我们发现，在 尺度上由 CMB 诱导的双谱累积信噪比在所有相关情形中均大于 ，因此原则上可在 Planck 数据中被探测到。
引用
@article{arxiv.2108.06175,
title = {The CMB bispectrum from bouncing cosmologies},
author = {Paola C. M. Delgado and Ruth Durrer and Nelson Pinto-Neto},
journal= {arXiv preprint arXiv:2108.06175},
year = {2021}
}
备注
15 pages, 8 figures. This is the Accepted Manuscript version of an article accepted for publication in Journal of Cosmology and Astroparticle Physics. Neither SISSA Medialab Srl nor IOP Publishing Ltd is responsible for any errors or omissions in this version of the manuscript or any version derived from it. The Version of Record is available online at the DOI link below