The Cosmic Ray Universe - Part IIFrom MicaThe Cosmic Ray Universe - Part II a talk by Giuseppe Longo, University of Napoli Federico II, Italy, and Visiting Associate, Caltech. Part 2 of a talk on the question, "Where do ultra-high-energy cosmic rays (UHECR) come from?" An overview of Fermi acceleration, the GZK limit, and early results from the Pierre Auger Observatory. Media |