Cargando…
High energy rise of the cosmic ray positron fraction: Possible causes
In the last year, the PAMELA satellite has suggested an “anomalous” rise with energy of the cosmic ray positron fraction. Several explanations have been proposed: here I recapitulate the basic physics behind astrophysical explanations and summarize the existing issues in interpreting the data via da...
| Autor principal: | |
|---|---|
| Lenguaje: | eng |
| Publicado: |
2009
|
| Materias: | |
| Acceso en línea: | https://dx.doi.org/10.1016/j.nuclphysbps.2009.07.014 http://cds.cern.ch/record/1264082 |