Upper Limits to CosmicRays in the Range 30 to 500 MeV
- 26 September 1966
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 17 (13) , 733-736
- https://doi.org/10.1103/physrevlett.17.733
Abstract
Upper limits ∼ photon for MeV have been set for the -ray flux for ten possible -ray sources including the Crab nebula, Cygnus A, and several quasars. The -ray flux in a vertical cone of 30° half-angle at 3.5 mb is (5.2±0.5) × photon .
Keywords
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