Cosmic ray physics and AUGER latest results
Cosmic ray physics and AUGER latest results
Cosmic ray physics and AUGER latest results
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52<br />
<strong>Cosmic</strong>-<strong>ray</strong> energetics<br />
■<br />
1.8 eV/cm 3 in (15 kpc × 15 kpc × 10 kpc),<br />
renewed every 2 10 7 years<br />
⇒ 2.8 × 10 41 erg/s<br />
■<br />
1 SN of 10 51 erg every 30 years<br />
⇒ 10 42 erg/s<br />
⇒ 25–30% of the SN power goes to cosmic-<strong>ray</strong>s<br />
Paris, 9 th June 2008 — IDAPPʼs two days 2008 — E. Parizot (APC / Univ. Paris 7)
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