HARPS偏振仪
天体物理仪器与方法
2015-03-17 v1
摘要
我们近期在智利拉西拉ESO 3.6米望远镜上完成了HARPS光谱仪的偏振升级。HARPS偏振仪能够利用HARPS的高光谱分辨率和稳定性，实现具有大灵敏度和精度的全斯托克斯光谱偏振测量。本文介绍了该仪器的设计及其偏振性能。首次HARPSpol观测表明，它能够达到约10^-5的偏振灵敏度（在叠加多条谱线后），且不存在显著的仪器偏振效应。
引用
@article{arxiv.1010.0397,
title = {The HARPS polarimeter},
author = {Frans Snik and Oleg Kochukhov and Nikolai Piskunov and Michiel Rodenhuis and Sandra Jeffers and Christoph Keller and Andrey Dolgopolov and Eric Stempels and Vitaly Makaganiuk and Jeff Valenti and Christopher Johns-Krull},
journal= {arXiv preprint arXiv:1010.0397},
year = {2015}
}
备注
To be published in ASP Conf Series, Solar Polarization Workshop 6