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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Puzzling Composition!<br />
Unexpected <strong>Astrophysics</strong>:!<br />
"Sources are very Iron rich !<br />
"and have low E max (avoid proton secondaries)!<br />
Or !<br />
Interesting <strong>Particle</strong> Physics:!<br />
"Hadronic Models do not represent well UHE<br />
interactions!