A charming ICECUBE discover?
D. Fargion, P.G. De Sanctis Lucentini, M.Yu. Khlopov, P. Oliva, F. La, Monaca, P. Paggi

TL;DR
This paper analyzes recent high-energy neutrino data from IceCube, discussing tau neutrino candidates, flavor distribution, and anisotropy, suggesting atmospheric charm events dominate over astrophysical sources.
Contribution
It provides a detailed analysis of neutrino data, highlighting the possible dominance of atmospheric charm events over astrophysical sources in IceCube observations.
Findings
Tau neutrino double bang candidates discussed.
Anisotropy and up-down asymmetry in muon neutrino tracks observed.
Lack of correlation with known astrophysical sources noted.
Abstract
Last two years high energy neutrino data are studied. The two recent tau neutrino double bang candidate are discussed within their detectability, noise and expected rate. The neutrino flavor distribution mainly favoring equal electron and muon presence, is reminded. The angular distribution of highest muon neutrino tracks is analyzed. Their horizontal strong anisotropy and their remarkable up-down asymmetry, with the absence of clustering, is noticed. The main persistent missing of astrophysical X,gamma sources (as GRB and AGN flaring source) and all the above signatures led us to suggest a dominance of prompt charmed (atmospheric) events able to pollute, to smear and to hide any minor astronomical presence.
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Taxonomy
TopicsAstrophysics and Cosmic Phenomena · Neutrino Physics Research · Gamma-ray bursts and supernovae
