Time delay and extended halo for constraints on the intergalactic magnetic field

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从银河系外的 very-high-energy (VHE ) 射出的主要 gamma 光线来源例如 blazars,将与 ~ 的规模在星系际的空间产生串联放射 100 Mpc,为 z ~ 0.1 并且 E <SUB></SUB>~ 1TeV。这些串联通过在宇宙的虚空在宇宙的背景放射地,主要宇宙的微波背景(CMB ) 放射和银河系外的背景光里散布的电子正电子对生产和反的康普顿(IC ) 继续。一个星系际的磁场(IGMF ) 的存在将偏斜散布 CMB 光子的电子正电子对的路径,引起一些
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