来自 Pierre Auger 观测站 muon 波动的洛伦兹不变性违规界限
高能天体物理现象
2026-02-17 v1 广义相对论与量子宇宙学
高能物理 - 唯象学
摘要
量子引力理论常会修改时空对称性。特别是，当接近普朗克尺度时，洛伦兹不变性可能会被违反。尽管极高能宇宙射线在大气中产生的广泛气洞的相互作用尺度远低于普朗克尺度，但这些违规仍可能被观察到。在本工作中，我们首次利用 Pierre Auger 观测站测量的 muons 数目波动来约束洛伦兹不变性违规。所得的边界是 hadronic 部门中最强的，且不依赖于关于极高能宇宙射线质量组成的假设。muons 数目的波动构成一种新的、强大的可观测量，用于进一步探索洛伦兹不变性在其他可观测量无法覆盖的参数空间。
引用
@article{arxiv.2602.14720,
title = {Bounds on Lorentz invariance violation from muon fluctuations at the Pierre Auger Observatory},
author = {The Pierre Auger Collaboration and A. Abdul Halim and P. Abreu and M. Aglietta and I. Allekotte and K. Almeida Cheminant and R. Aloisio and J. Alvarez-Muñiz and A. Ambrosone and J. Ammerman Yebra and L. Anchordoqui and B. Andrada and L. Andrade Dourado and L. Apollonio and C. Aramo and E. Arnone and J. C. Arteaga Velázquez and P. Assis and G. Avila and E. Avocone and A. Bakalova and Y. Balibrea and A. Baluta and F. Barbato and A. Bartz Mocellin and J. P. Behler and C. Berat and M. E. Bertaina and M. Bianciotto and P. L. Biermann and V. Binet and K. Bismark and T. Bister and J. Biteau and J. Blazek and J. Blümer and M. Boháčová and D. Boncioli and C. Bonifazi and N. Borodai and J. Brack and P. G. Brichetto Orquera and A. Bueno and S. Buitink and M. Büsken and A. Bwembya and K. S. Caballero-Mora and S. Cabana-Freire and L. Caccianiga and J. Caraça-Valente and R. Caruso and A. Castellina and F. Catalani and G. Cataldi and L. Cazon and M. Cerda and B. Čermáková and A. 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journal= {arXiv preprint arXiv:2602.14720},
year = {2026}
}
备注
15 pages, 9 figures