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Measuring Atmospheric Neutrinos in Olivine

ORAL

Abstract

Cosmic rays are constantly hitting the Earth's surface, carrying information about the cosmos itself and the nature of the particle itself. These cosmic rays have been hitting the Earth since its formation, spanning back to the beginnings of the Solar System itself. In order to study the long history of cosmic ray interatctions at earth, we can exploit atmospheric neutrinos that have been bombarding the Earth and its paleodetectors, or minerals deep underground. By analyzing these paleodetectors, rare-event interactions (atmospheric and supernova neutrino, and dark matter induced nuclear recoils) can be isolated and measured over gigayear timescales. Through measuring tracks in different aged minerals, we can see how the flux of cosmic rays varies over large time scales and relate that to possible transient cosmic events. We will present an overview of recent progress in this field.

Presenters

  • Katie Ream

    University of Michigan

Authors

  • Katie Ream

    University of Michigan