磁性引起的力噪声在 LISA Pathfinder 自由落体测试质量中
天体物理仪器与方法
2025-02-20 v2 广义相对论与量子宇宙学
摘要
LISA Pathfinder 是一项旨在测试空间引力波探测关键技术的任务。磁性驱动的力在低频段发挥关键作用，这对应于未来空间载人力引力波观测仪器感兴趣的测量频段。磁性诱导的力耦合到测试质量的运动，引入对自由落体测试质量之间相对加速度噪声的贡献。本文报道了该仪器性能模型中该项的首次完整估计。我们的结果显示，在 2017 年 2 月噪声运行期间的磁性诱导加速度噪声，在 1 mHz 时为 ，在 0.1 mHz 时为 。我们还讨论了在极端太空天气条件下，星际磁场的非平稳性如何影响这些值。
引用
@article{arxiv.2407.04427,
title = {Magnetic-induced force noise in LISA Pathfinder free-falling test masses},
author = {M Armano and H Audley and J Baird and P Binetruy and M Born and D Bortoluzzi and E Castelli and A Cavalleri and A Cesarini and A M Cruise and K Danzmann and M De Deus Silva and I Diepholz and G Dixon and R Dolesi and L Ferraioli and V Ferroni and E D Fitzsimons and M Freschi and L Gesa and D Giardini and F Gibert and R Giusteri and C Grimani and J Grzymisch and I Harrison and M S Hartig and G Heinzel and M Hewitson and D Hollington and D Hoyland and M Hueller and H Inchauspé and O Jennrich and P Jetzer and N Karnesis and B Kaune and N Korsakova and C J Killow and L Liu and J A Lobo and J P López-Zaragoza and R Maarschalkerweerd and D Mance and V Martín and J Martino and L Martin-Polo and F Martin-Porqueras and P W McNamara and J Mendes and L Mendes and N Meshksar and M Nofrarias and S Paczkowski and M Perreur-Lloyd and A Petiteau and P Pivato and E Plagnol and J Ramos-Castro and J Reiche and F Rivas and D I Robertson and G Russano and L Sala and D Serrano and J Slutsky and C F Sopuerta and T Sumner and D Texier and J I Thorpe and D Vetrugno and S Vitale and G Wanner and H Ward and P Wass and W J Weber and L Wissel and A Wittchen and P Zweifel},
journal= {arXiv preprint arXiv:2407.04427},
year = {2025}
}