宇宙射线能谱的仰角依赖性观测
高能天体物理现象
2024-06-14 v1
摘要
我们报告了对 ultrahigh 能量宇宙射线能谱中北半球与南半球差异的观测，显著性达到。我们使用来自两个最大实验——观察北半球的Telescope Array和视察南半球的Pierre Auger Observatory的数据。由于来自不同实验室的测量比较引入了探测器和分析之间可能的系统差异的问题，我们通过检查两个实验视场重叠区域的观测来验证比较方法的可靠性。尽管该区域的能谱存在差异，但我们发现当去除各向异性区域并对视场施加 fiducial 限制时，能谱测量之间仅存在的差异。
引用
@article{arxiv.2406.08612,
title = {Observation of Declination Dependence in the Cosmic Ray Energy Spectrum},
author = {The Telescope Array Collaboration and R. U. Abbasi and T. Abu-Zayyad and M. Allen and J. W. Belz and D. R. Bergman and I. Buckland and W. Campbell and B. G. Cheon and K. Endo and A. Fedynitch and T. Fujii and K. Fujisue and K. Fujita and M. Fukushima and G. Furlich and Z. Gerber and N. Globus and W. Hanlon and N. Hayashida and H. He and K. Hibino and R. Higuchi and D. Ikeda and T. Ishii and D. Ivanov and S. Jeong and C. C. H. Jui and K. Kadota and F. Kakimoto and O. Kalashev and K. Kasahara and Y. Kawachi and K. Kawata and I. Kharuk and E. Kido and H. B. Kim and J. H. Kim and J. H. Kim and S. W. Kim and R. Kobo and I. Komae and K. Komatsu and K. Komori and C. Koyama and M. Kudenko and M. Kuroiwa and Y. Kusumori and M. Kuznetsov and Y. J. Kwon and K. H. Lee and M. J. Lee and B. Lubsandorzhiev and J. P. Lundquist and A. Matsuzawa and J. A. Matthews and J. N. Matthews and K. Mizuno and M. Mori and M. Murakami and S. Nagataki and M. Nakahara and T. Nakamura and T. Nakayama and Y. Nakayama and T. Nonaka and S. Ogio and H. Ohoka and N. Okazaki and M. Onishi and A. Oshima and H. Oshima and S. Ozawa and I. H. Park and K. Y. Park and M. Potts and M. Przybylak and M. S. Pshirkov and J. Remington and C. Rott and G. I. Rubtsov and D. Ryu and H. Sagawa and N. Sakaki and R. Sakamoto and T. Sako and N. Sakurai and S. Sakurai and D. Sato and S. Sato and K. Sekino and T. Shibata and J. Shikita and H. Shimodaira and B. K. Shin and H. S. Shin and K. Shinozaki and J. D. Smith and P. Sokolsky and B. T. Stokes and T. A. Stroman and Y. Takagi and K. Takahashi and M. Takeda and R. Takeishi and A. Taketa and M. Takita and Y. Tameda and K. Tanaka and M. Tanaka and S. B. Thomas and G. B. Thomson and P. Tinyakov and I. Tkachev and T. Tomida and S. Troitsky and Y. Tsunesada and S. Udo and F. Urban and I. A. Vaiman and M. Vrábel and D. Warren and K. Yamazaki and Y. Zhezher and Z. Zundel and J. Zvirzdin},
journal= {arXiv preprint arXiv:2406.08612},
year = {2024}
}
备注
8 pages, 6 figures