论文标题

天文学具有依赖能量的风味比的伴乳外中微子

Astronomy with energy dependent flavour ratios of extragalactic neutrinos

论文作者

Karmakar, Siddhartha, Pandey, Sujata, Rakshit, Subhendu

论文摘要

高能量的天体物理中微子与超轻暗物质(DM)相互作用可以进行风味振荡,从而引起风味比的能量依赖性。这种对中微子能量的依赖性将反映在Icecube或KM3NET等中微子望远镜中的淋浴比中。这打开了研究天体物理物体(例如AGN,GRB等)的DM密度曲线的可能性,这是这种中微子的可疑来源。

High energy astrophysical neutrinos interacting with ultralight dark matter (DM) can undergo flavour oscillations that induce an energy dependence in the flavour ratios. Such a dependence on the neutrino energy will reflect in the track to shower ratio in neutrino telescopes like IceCube or KM3NeT. This opens up a possibility to study DM density profiles of astrophysical objects like AGN, GRB etc., which are the suspected sources of such neutrinos.

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