Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
1871650 | Physics Procedia | 2015 | 7 Pages |
Abstract
We report a measurement of the all-particle cosmic ray energy spectrum with IceCube. The results of two different techniques are discussed. The first result is a measurement of the all-particle cosmic ray energy spectrum in the energy range from 1.58 PeV to 1.26 EeV using the IceTop air shower array, which is the surface component of the IceCube Neutrino Observatory at the South Pole. The second result is a measurement of both cosmic ray energy spectrum and composition using neural network techniques and the full IceCube as a 3-dimensional cosmic ray detector. The measured energy spectrum exhibits clear deviations from a single power law above the knee around 4 PeV and below 1 EeV.
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