论文标题

Lorentz不变性违反引起的阈值异常与GRB 221009A的非常高的能量宇宙光子发射

Lorentz invariance violation induced threshold anomaly versus very-high energy cosmic photon emission from GRB 221009A

论文作者

Li, Hao, Ma, Bo-Qiang

论文摘要

据报道,大型高空空气淋浴天文台(LHAASO)观察到GRB 221009a的能量很高,最高能量达到18〜TEV。我们发现,观察到这种高能量光子的观察是非常不平凡的,因为外乳外背景光可能会严重吸收这些光子,并且通量太弱而无法观察到。因此,我们讨论了观察这些光子的潜在机制,并表明洛伦兹违规会引起该过程\(γγ\ to e^-e^+\)的阈值异常,为解释这种现象提供了候选者。

It has been reported that the Large High Altitude Air Shower Observatory (LHAASO) observed very high energy photons from GRB 221009A, with the highest energy reaching 18~TeV. We find that observation of such high energy photons is quite nontrivial since extragalactic background light could absorb these photons severely and the flux is too weak to be observed. Therefore we discuss a potential mechanism for us to observe these photons, and suggest that Lorentz invariance violation induced threshold anomaly of the process \(γγ\to e^-e^+\) provides a candidate to explain this phenomenon.

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