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Title: ORIGIN OF THE COSMIC RAY POSITRONS OBSERVED NEAR EARTH: MESON DECAY OR DARK MATTER DECAY?

We show that the flux of the high-energy cosmic ray (CR) positrons observed near Earth is that expected from the decay of mesons produced by the primary CRs in the local interstellar medium.
Authors:
;  [1]
  1. Physics Department, Technion, Haifa 32000 (Israel)
Publication Date:
OSTI Identifier:
22518854
Resource Type:
Journal Article
Resource Relation:
Journal Name: Astrophysical Journal; Journal Volume: 812; Journal Issue: 1; Other Information: Country of input: International Atomic Energy Agency (IAEA)
Country of Publication:
United States
Language:
English
Subject:
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS; 79 ASTROPHYSICS, COSMOLOGY AND ASTRONOMY; COSMIC POSITRONS; COSMIC RAY FLUX; EARTH PLANET; INTERSTELLAR SPACE; MESONS; NONLUMINOUS MATTER; PARTICLE DECAY