Galactic magnetic field time delays for transient UHECR sources induce a spectral cutoff, composition shift to heavier nuclei, and developing dipole anisotropy over ~100 kyr timescales.
Curious case of the maximum rigidity distribution of cosmic-ray accelerators.Phys
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A single high-energy neutrino event implies that UHE proton sources must evolve strongly like high-luminosity AGN, but this is disfavored when including null results from other detectors, with proton fraction constrained to about 20% at 20 EeV by composition data.
citing papers explorer
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Temporal Invariance Is an Illusion: Time-Dependent Influences of the Galactic Magnetic Field on UHECR Observations
Galactic magnetic field time delays for transient UHECR sources induce a spectral cutoff, composition shift to heavier nuclei, and developing dipole anisotropy over ~100 kyr timescales.
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Implications of a Cosmogenic Origin of KM3-230213A for Ultra-High-Energy Protons
A single high-energy neutrino event implies that UHE proton sources must evolve strongly like high-luminosity AGN, but this is disfavored when including null results from other detectors, with proton fraction constrained to about 20% at 20 EeV by composition data.