Ultra-high-energy cosmic radiation

Alternative definitions (1), class: vernacular (0)
Term: Ultra-high-energy cosmic radiation

A particle belonging to the most energetic population of cosmic rays with an energy above ~10^20 electron-volts. The UHECRs constitute a real challenge for theoretical models, because their acceleration requires extreme conditions hardly fulfilled by known astrophysical objects.

Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan