Neutrino Spectra of Magneto-Rotational Supernovae and Observations Using Large-Volume Telescopes

V. N. Kondratyev, S. Cherubini

Astronomy Reports(2023)

引用 0|浏览1
暂无评分
摘要
The dynamics of neutrinos in hot and dense magnetized matter, corresponding to a magneto-rotational explosion of supernovae, is considered. It is shown that the effective collisions of neutrinos in a magnetized nucleon gas, due to the Gamow–Teller component of the neutral current, change from exo- to endo-energetic scattering, when the neutrino energy becomes approximately four times higher than the temperature of the substance. Correspondingly, the energy transfer cross section in the neutrino kinetics changes from positive to negative values under these conditions. For realistic parameters of supernovae, the considered effects lead to an increase in the hardness of the neutrino spectra. The possibilities of detecting supernova neutrinos by large-volume observatories KM3NeT and Baikal-GVD are discussed.
更多
查看译文
关键词
magneto-rotational,large-volume
AI 理解论文
溯源树
样例
生成溯源树,研究论文发展脉络
Chat Paper
正在生成论文摘要