Concept information
Preferred term
Ultra-high-energy cosmic radiation
Definition
- 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. (en)
Broader concept
- Cosmic rays (en)
Entry terms
- Ultra high energy cosmic radiation (en)
- Ultra high energy cosmic rays (en)
- Ultra-high-energy-cosmic rays (en)
URI
http://astrothesaurus.org/uat/1733
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