Abstract

PAMELA (Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics) is a satellite-borne experiment. It was launched on June 15th 2006 from the Baikonur space centre on board the Russian Resurs-DK1 satellite. For about 10 years PAMELA took data, giving a fundamental contribution to the cosmic ray physics. It made high-precision measurements of the charged component of the cosmic radiation challenging the standard model of the mechanisms of production, acceleration and propagation of cosmic rays in the galaxy and in the heliosphere. PAMELA gave results on different topics on a very wide range of energy. Moreover, the long PAMELA life gives the possibility to study the variation of the proton, electron and positron spectra during the last solar minimum. The time dependence of the cosmic-ray proton and helium nuclei from the solar minimum through the following period of solar maximum activity is currently being studied. Low energy particle spectra were accurately measured also for various solar events that occurred during the PAMELA mission. In this paper a review of main PAMELA results will be reported.

Highlights

  • PAMELA (Payload for Antimatter-Matter Exploration and Light-nuclei Astrophysics) was designed to study the charged component of the cosmic radiation, focusing on antiparticles

  • PAMELA (Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics) is a satellite-borne experiment. It was launched on June 15th 2006 from the Baikonur space centre on board the Russian Resurs-DK1 satellite

  • For about 10 years PAMELA took data, giving a fundamental contribution to the cosmic ray physics. It made high-precision measurements of the charged component of the cosmic radiation challenging the standard model of the mechanisms of production, acceleration and propagation of cosmic rays in the galaxy and in the heliosphere

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Summary

International Conference on Topics in Astroparticle and Underground Physics

University of Naples ‘Federico II’, Department of Physics, I-80126 Naples, Italy INFN, Sezione di Napoli, I-80126 Naples, Italy. University of Florence, Department of Physics and Astronomy, I-50019 Sesto Fiorentino,Florence, Italy INFN, Sezione di Firenze, I-50019 Sesto Fiorentino, Florence, Italy. University of Bari, Department of Physics, I-70126 Bari, Italy INFN, Sezione di Bari, I-70126 Bari, Italy

Vacchi
Di Felice
Introduction
Cosmic ray fluxes
Findings
Conclusions and acknowledgments

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