论文标题

中微子的照相模型和TXS 0506+056的$γ$ ray排放

Photohadronic model for the neutrino and $γ$-ray emission from TXS 0506+056

论文作者

Sahu, Sarira, Fortin, Carlos Eduardo Lopez, Nagataki, Shigehiro

论文摘要

Icecube中微子检测器于2017年9月22日检测高能量的中性中微子,与Bl Lac对象TXS 0506+056的多波长相吻合,最有可能证实AGN为高能宇宙射线和中间环。使用光黑胶模型,我们解释了魔术望远镜事件发生几天后,魔术望远镜观察到的非常高的能量$γ$ - 砂,并扩展了该模型以计算与TXS 0506+056相一致的不同窗口中的中微子通量,并与IceCube和iCecube和Magic估算值进行了比较。我们还使用该模型来估计FSRQ PKS B1424-418的爆发中中微子通量,这被认为与IceCube观察到的2个PEV中微子事件有关。

The detection of a high energy muon neutrino on 22 September 2017 by IceCube neutrino detector coincides with the multiwavelength flaring from the BL Lac object TXS 0506+056, most likely confirming AGN as a source of high energy cosmic rays and neutrinos. Using the photohadronic model, we have explained the very high energy $γ$-rays observed by MAGIC telescopes few days after the neutrino event and extend the model to calculate the neutrino flux at different windows consistent with the flaring period of TXS 0506+056 and compared with the IceCube and MAGIC estimates. We also use this model to estimate the neutrino flux from the flaring of FSRQ PKS B1424-418 which is believed to be associated with the 2 PeV neutrino event observed by IceCube.

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