Auger North - Fermilab Center for Particle Astrophysics

Auger North - Fermilab Center for Particle Astrophysics Auger North - Fermilab Center for Particle Astrophysics

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30.06.2013 Views

Cosmogenic (GZK) ! Neutrinos & Photons! p+γ cmb→ Δ + → p + π 0 → γγ → n + π + n → p + e - + ν e π + → µ + + ν µ µ + → e + + ν e +ν µ GZK Cutoff - Greisen, Zatsepin, Kuzmin 1966!

Horizons:! 10 19 eV ~ 1 Gpc! 100 Mpc Gpc 10 20 eV < 100 Mpc!

Horizons:!<br />

10 19 eV ~ 1 Gpc!<br />

100 Mpc<br />

Gpc<br />

10 20 eV < 100 Mpc!

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