Differences between revisions 24 and 28 (spanning 4 versions)
Revision 24 as of 2024-05-22 21:07:22
Size: 5363
Comment:
Revision 28 as of 2024-05-22 21:45:24
Size: 5562
Comment:
Deletions are marked like this. Additions are marked like this.
Line 50: Line 50:
 .089 1e18 cosmic rays strike every second, 1 GW; Sheeny '''stupid''' calculation "3.6 billion kW every hour"
  . hence 1 cosmic ray is 1 nanojoule, 6 GeV ... not 80,000,000 GeV
 .0  [[ | ]]
 .0  [[ | ]]
 .089 1e18 cosmic rays strike every second, 1 GW; Sheeny '''silly''' calculation "3.6 billion kW every hour"
  . actually, 1 cosmic ray is 1 nanojoule, 6 GeV ... not 80,000,000 GeV
 .089 cosmic rays make [[ https://en.wikipedia.org/wiki/Carbon-14 | Carbon-14 ]]
 .090 [[ https://en.wikipedia.org/wiki/Beryllium-10 | Beryllium-10 ]] (half life 1.4MY) ratio to stable ⁹Be dates ice cores and soil deposits

The Matter Of Everything

Suzie Sheehy 2023 West Slope Library 539.7 SHEEHY

1984 born Mildura, Victoria, Australia 2006 BS University of Melbourne 2010 PhD University of Oxford 2015 Royal Society University Research Fellow, Oxford

Author website Wikipedia

MoreLater

TheMatterOfEverything (last edited 2024-05-24 09:37:13 by KeithLofstrom)