Issue |
EPJ Web of Conferences
Volume 53, 2013
UHECR 2012 - International Symposium on Future Directions in UHECR Physics
|
|
---|---|---|
Article Number | 07005 | |
Number of page(s) | 7 | |
Section | Particle Physics Aspects and Air Shower Phenomenology | |
DOI | https://doi.org/10.1051/epjconf/20135307005 | |
Published online | 25 June 2013 |
https://doi.org/10.1051/epjconf/20135307005
Measurement of the proton-air cross-section with the Pierre Auger Observatory
1 Karlsruhe Institute of Technology, Germany
2 Observatorio Pierre Auger, Malargüe, Argentina
a e-mail: ralf.ulrich@kit.edu
We present the procedure to measure the proton-air cross-section at a center-of-mass energy per nucleon of 57 TeV developed by the Pierre Auger Collaboration. The conversion from proton-air to inelastic proton-proton cross-section with an extended Glauber calculation is discussed. The systematic uncertainties of the analysis are summarized and the final result compared to accelerator data and model predictions.
© Owned by the authors, published by EDP Sciences, 2013
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