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gamma rays (γ-rays)

A Dictionary of Astronomy | 1997 | © A Dictionary of Astronomy 1997, originally published by Oxford University Press 1997. (Hide copyright information) Copyright

gamma rays (γ-rays) Electromagnetic radiation with wavelengths shorter than about 0.01 nm. Gamma rays are the highest-energy photons in the electromagnetic spectrum. Their energies range from 100 keV up to at least 10 GeV.

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