用于阿塔卡马宇宙学望远镜偏振实验的喇叭耦合多色偏振计
天体物理仪器与方法
2015-06-18 v1
摘要
多色偏振敏感探测器能够提高对宇宙微波背景 (CMB) 观测的灵敏度和光谱覆盖范围。针对双频探测器优化的阵列，其灵敏度相比单频阵列可提高 1.7 倍。我们展示了涵盖 90 GHz 和 150 GHz 频段的喇叭耦合多色偏振计的设计与测量结果，并讨论了作为 ACTPol 项目一部分部署此类探测器阵列的计划。
引用
@article{arxiv.1401.8029,
title = {Horn Coupled Multichroic Polarimeters for the Atacama Cosmology Telescope Polarization Experiment},
author = {Rahul Datta and Johannes Hubmayr and Charles Munson and Jason Austermann and James Beall and Dan Becker and Hsiao-Mei Cho and Nils Halverson and Gene Hilton and Kent Irwin and Dale Li and Jeff McMahon and Laura Newburgh and John Nibarger and Michael Niemack and Benjamin Schmitt and Harrison Smith and Suzanne Staggs and Jeff Van Lanen and Edward Wollack},
journal= {arXiv preprint arXiv:1401.8029},
year = {2015}
}