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high-energy cosmic rays
پرتوهای ِ کیهانی ِ مهکاروژ، ~ ~ پرکاروژ
partowhâ-ye keyhâni-ye meh-kâruž, ~ ~ por-kâruž
Fr.: rayons cosmiques de hautes énergies
Cosmic rays which typically have energies in the range 1015
to 1020 electron volts. For the most part, they are protons
and other atomic nuclei, and come from distant cosmos, perhaps even
from outside our own Galaxy.
See also: → high; → energy;
→ cosmic; → ray.
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