Primary and secondary contributions to arriving abundances of cosmic-ray nuclides

  • M. E. Wiedenbeck
  • , W. R. Binns
  • , A. C. Cummings
  • , G. A. De Nolfo
  • , M. H. Israel
  • , R. A. Leske
  • , R. A. Mewaldt
  • , R. C. Ogliore
  • , E. C. Stone
  • , T. T. Von Rosenvinge

Research output: Contribution to conferencePaperpeer-review

2 Scopus citations

Abstract

The arriving abundances of a variety of cosmic-ray nuclides consist of comparable amounts of primary material produced by stellar nucleosynthesis and secondary matter resulting from fragmentation of heavier nuclei by collisions during interstellar propagation. We discuss a technique for extracting the primary and secondary contributions that takes advantage of energy spectra of individual nuclides available from the Advanced Composition Explorer mission, a data base of measured and calculated fragmentation cross sections, and the leaky box model of interstellar propagation.

Original languageEnglish
Pages149-152
Number of pages4
StatePublished - 2007
Event30th International Cosmic Ray Conference, ICRC 2007 - Merida, Yucatan, Mexico
Duration: Jul 3 2007Jul 11 2007

Conference

Conference30th International Cosmic Ray Conference, ICRC 2007
Country/TerritoryMexico
CityMerida, Yucatan
Period07/3/0707/11/07

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