PAMELA 在 1 AU 处观测到的宇宙线质子中的意外周期性行为
空间物理
2018-01-26 v1 地球与行星天体物理
太阳与恒星天体物理
摘要
我们对 PAMELA 实验在 2006–2014 年间探测到的质子在 0.40–50 GV 能量范围内进行了分析，以探索除众所周知的太阳十一年调制之外的可能周期性。在 15 GV 以下的刚度上发现了一个意外清晰而规则的特征，其准周期性为 450 天。我们以不同方式研究了该周期性的可能木星起源。结果似乎倾向于木星磁层对宇宙线有微小但不可忽略的贡献，尽管其他解释也不能排除。
引用
@article{arxiv.1801.08418,
title = {Unexpected cyclic behavior in cosmic ray protons observed by PAMELA at 1 AU},
author = {O. Adriani and G. C. Barbarino and G. A. Bazilevskaya and R. Bellotti and M. Boezio and E. A. Bogomolov and M. Bongi and V. Bonvicini and A. Bruno and F. Cafagna and D. Campana and P. Carlson and M. Casolino and G. Castellini and C. De Santis and V. Di Felice and A. M. Galper and A. V. Karelin and S. V. Koldashov and S. Koldobskiy and S. Y. Krutkov and A. N. Kvashnin and A. Leonov and V. Malakhov and L. Marcelli and M. Martucci and A. G. Mayorov and W. Menn and M. Mergè and V. V. Mikhailov and E. Mocchiutti and A. Monaco and N. Mori and R. Munini and G. Osteria and B. Panico and P. Papini and M. Pearce and P. Picozza and G. Pizzella and M. Ricci and S. B. Ricciarini and M. Simon and R. Sparvoli and P. Spillantini and Y. I. Stozhkov and A. Vacchi and E. Vannuccini and G. Vasilyev and S. A. Voronov and Y. T. Yurkin and G. Zampa and N. Zampa},
journal= {arXiv preprint arXiv:1801.08418},
year = {2018}
}
备注
article 4 figures, 1 table