LISA 测试台示教器光程稳定性验证
天体物理仪器与方法
2025-12-23 v2
摘要
激光干涉空间天文台(LISA)是欧洲航天局(ESA)的未来L3任务,计划于2035年发射。该探测浩瀚星系将在 unprecedented 250万公里的臂长上进行干涉测量,实现皮克米级稳定性。在本文中,我们介绍了开发和测试Zerodur干涉仪(ZIFO)的成果,该仪器是为验证LISA干涉核心测试 setup 的关键技术而构建的光学示教器。ZIFO的光程稳定性测量表明,实验成功将 bench 噪声降至10 pm/√Hz 的规格,在1 mHz至1 Hz 频段实现稳定。我们还识别并表征了phasemeter以及光束倾斜进入光程的相关性作为测试期间观察到的主导噪声源。
引用
@article{arxiv.2511.16749,
title = {Validation of optical pathlength stability in a LISA test-bench demonstrator},
author = {Shivani Harer and Maxime Vincent and Hubert Halloin and Ouali Acef and Nisrine Arab and Romain Arguel and Axel Arhancet and Damien Bachet and Nathalie Besson and Sébastien Bize and Aurélien Boutin and Sara Bruhier and Christelle Buy and Michael Carle and Jean-Pierre Coulon and Nicoleta Dinu-Jaeger and Mathieu Dupont and Christophe Fabron and R'emi Granelli and David Holleville and Dominique Huet and Pascal Huguet Chantôme and Eric Kajfasz and Mickael Lacroix and Matthieu Laporte and Rodolphe Le Targat and Jean Lesrel and Michel Lintz and Michel Lours and Christophe Meessen and Mourad Merzougui and Alexis Mehlman and Marco Nardello and Laure Oudda and Benjamin Pointard and Pierre Prat and Emmanuelle Rivière and Jérôme Royon and Aurélia Secroun and Samuel Sube and Johannes Veyron and Thomas Zerguerras and Julien Zoubian},
journal= {arXiv preprint arXiv:2511.16749},
year = {2025}
}
备注
28 pages, 12 figures