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  • Burst Neutrinos from the Ni...
    Serenelli, A. M; Fukugita, M

    The Astrophysical journal, 10/2005, Letnik: 632, Številka: 1
    Journal Article

    Neutrinos provide us with a novel probe in which to explore the deep interior of astrophysical objects that otherwise would not be accessible with optical observations; among the notable examples are solar and supernova neutrinos. We show that there is a new class of strong neutrino emission from helium burning, super(14)N + a 1 super(18)F + g followed by beta decay super(18)F 1 super(18)O + e super(+) + u sub(e), that gives a maximum neutrino luminosity of 10 super(8) times the solar bolometric luminosity at the helium-core flash of a 1 M sub( )star, whereas the flash is not observable by optical means. This means that the neutrino flux, with an average energy of 0.382 MeV, will be 10% the solar CNO neutrino flux on Earth if the star is located at 10 pc.