Probing extreme astrophysical accelerators through neutrino anisotropy

TL;DR

This paper explores how anisotropies in ultrahigh energy neutrino observations can reveal the distribution and evolution of extreme astrophysical accelerators, providing insights into the origins of ultrahigh energy cosmic rays.

Contribution

It introduces a method to use neutrino sky anisotropies to measure the distribution and evolution of ultrahigh energy neutrino sources for the first time.

Findings

Neutrino anisotropies can trace the distribution of astrophysical accelerators.

Neutrino anisotropy measurements can reveal source evolution over cosmic time.

Potential to identify origins of ultrahigh energy cosmic rays.

Abstract

We present the extent to which anisotropies in the ultrahigh energy neutrino sky can probe the distribution of extreme astrophysical accelerators in the universe. In this talk, we discuss the origin of an anisotropic neutrino sky and show how observers can use this anisotropy to measure the evolution of ultrahigh energy neutrino sources - and therefore, the sources of ultrahigh energy cosmic rays - for the very first time.