利用 POLARBEAR 实验对宇宙微波背景偏振 B 模进行内部去透镜化
宇宙学与河外天体物理
2020-04-08 v2 天体物理仪器与方法
广义相对论与量子宇宙学
摘要
仅使用来自 POLARBEAR 实验的宇宙微波背景偏振数据，我们以超过 的显著性在亚度尺度上测量了 模偏振去透镜化。我们实现了 14% 的 模功率方差缩减，这是迄今为止内部去透镜化的最高值，并通过首次应用迭代最大后验去透镜化方法将该结果提升至 2%。我们的分析证明了内部去透镜化作为一种改进暴胀模型约束手段的能力，为下一代原初 模实验的最优分析铺平了道路。
引用
@article{arxiv.1909.13832,
title = {Internal delensing of Cosmic Microwave Background polarization B-modes with the POLARBEAR experiment},
author = {S. Adachi and M. A. O. Aguilar Faúndez and Y. Akiba and A. Ali and K. Arnold and C. Baccigalupi and D. Barron and D. Beck and F. Bianchini and J. Borrill and J. Carron and K. Cheung and Y. Chinone and K. Crowley and H. El Bouhargani and T. Elleflot and J. Errard and G. Fabbian and C. Feng and T. Fujino and N. Goeckner-Wald and M. Hasegawa and M. Hazumi and C. A. Hill and L. Howe and N. Katayama and B. Keating and S. Kikuchi and A. Kusaka and A. T. Lee and D. Leon and E. Linder and L. N. Lowry and F. Matsuda and T. Matsumura and Y. Minami and T. Namikawa and M. Navaroli and H. Nishino and J. Peloton and A. T. P. Pham and D. Poletti and G. Puglisi and C. L. Reichardt and Y. Segawa and B. D. Sherwin and M. Silva-Feaver and P. Siritanasak and R. Stompor and O. Tajima and S. Takatori and D. Tanabe and G. P. Teply and C. Vergès},
journal= {arXiv preprint arXiv:1909.13832},
year = {2020}
}
备注
Matches version published in Physical Review Letters