J-PAS：暗物质–暗能量弹性耦合的预言
宇宙学与河外天体物理
2021-07-29 v2
摘要
我们考虑一个宇宙学模型，其中暗物质与暗能量具有仅影响对应欧拉方程中动量转移的耦合。我们对宇宙学观测量进行拟合，并确认此前此类情景中偏好存在耦合（置信度超过）的结果。这一改进由Sunyaev-Zeldovich数据驱动。随后我们对未来J-PAS数据做预言，发现当考虑覆盖平方度的完整巡天时，成团性测量将能以超过的置信度在百分之几水平明确辨别与无耦合情形的相互作用存在。我们发现弱透镜测量的加入无助于进一步约束耦合参数。为完整起见，我们与DESI和Euclid的预言进行比较，它们提供相似的辨别能力。
引用
@article{arxiv.2103.01571,
title = {J-PAS: Forecasts for dark matter - dark energy elastic couplings},
author = {David Figueruelo and Miguel Aparicio Resco and Florencia A. Teppa Pannia and Jose Beltrán Jiménez and Dario Bettoni and Antonio L. Maroto and L. Raul Abramo and Jailson Alcaniz and Narciso Benitez and Silvia Bonoli and Saulo Carneiro and Javier Cenarro and David Cristóbal-Hornillos and Renato A. Dupke and Alessandro Ederoclite and Carlos López-Sanjuan and Antonio Marín-Franch and Valerio Marra and Claudia Mendes de Oliveira and Mariano Moles and Laerte Sodré and Keith Taylor and Jesús Varela and Héctor Vázquez Ramió},
journal= {arXiv preprint arXiv:2103.01571},
year = {2021}
}
备注
34 pages, 17 figures, added some clarifications and discussions, matches published version