Billoud, T Bergmann, B Dawson, I Huhtinen, M Leroy, C Menke, S Pospisil, S 10.1109/RADECS53308.2021.9954462 1-4 Atmospheric measurements Europe Detectors Particle measurements Hybrid pixel detectors Radiation detectors Radiation Field TID Particle Tracking ATLAS experiment 2021 2021 ATLAS-TPX detectors were used to measure ionising dose and charged particle fluences in the ATLAS experiment. We present a study of the detector responses to the different particle species and compare measurements with Geant4 simulations.