探索银河中心第五力的存在
星系天体物理
2026-02-25 v4 天体物理仪器与方法
广义相对论与量子宇宙学
摘要
目标：探讨在银河中心是否存在牛顿引力的 Yukawa 型修正项，从而给出该修正项的新上限。方法：我们利用 GRAVITY、NACO 和 SINFONI 仪器在 1992 年至 2022 年期间收集的星体 S 的光学和光谱数据，进行马尔可夫链蒙特卡洛分析。结果：GRAVITY 仪器的精度使我们能够在银河中心推出最严格的上限，限定 Yukawa 项（）的强度为 ，其尺度长度为 。这一结果比以往工作估计的上限提高了约一个数量级。
引用
@article{arxiv.2504.02908,
title = {Exploring the presence of a fifth force at the Galactic Center},
author = {The GRAVITY Collaboration and K. Abd El Dayem and R. Abuter and N. Aimar and P. Amaro Seoane and A. Amorim and J. P. Berger and H. Bonnet and G. Bourdarot and W. Brandner and V. Cardoso and Y. Clénet and R. Davies and P. T. de Zeeuw and A. Drescher and A. Eckart and F. Eisenhauer and H. Feuchtgruber and G. Finger and N. M. Förster Schreiber and A. Foschi and P. Garcia and E. Gendron and R. Genzel and S. Gillessen and M. Hartl and X. Haubois and F. Haussmann and T. Henning and S. Hippler and M. Horrobin and L. Jochum and L. Jocou and A. Kaufer and P. Kervella and S. Lacour and V. Lapeyrère and J. -B. Le Bouquin and P. Léna and D. Lutz and F. Mang and N. More and J. Osorno and T. Ott and T. Paumard and K. Perraut and G. Perrin and S. Rabien and D. C. Ribeiro and M. Sadun Bordoni and S. Scheithauer and J. Shangguan and T. Shimizu and J. Stadler and O. Straub and C. Straubmeier and E. Sturm and L. J. Tacconi and I. Urso and F. Vincent and S. D. von Fellenberg and E. Wieprecht and J. Woillez},
journal= {arXiv preprint arXiv:2504.02908},
year = {2026}
}
备注
Updated to match published version. Accepted on A&A