Gamma Radiation Definition

Chemistry Glossary Definition of Gamma Radiation

A nucleus decaying by emission of a gamma ray
A nucleus decaying by emission of a gamma ray. Inductiveload/Wikimedia Commons/Public Domain

Gamma Radiation Definition:

High energy photons that are emitted by radioactive nuclei. Gamma radiation is very high-energy ionizing radiation. Gamma rays originate in the nucleus, while X-rays originate in the electron cloud around the nucleus.

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Helmenstine, Anne Marie, Ph.D. "Gamma Radiation Definition." ThoughtCo, Feb. 9, 2017, thoughtco.com/definition-of-gamma-radiation-604476. Helmenstine, Anne Marie, Ph.D. (2017, February 9). Gamma Radiation Definition. Retrieved from https://www.thoughtco.com/definition-of-gamma-radiation-604476 Helmenstine, Anne Marie, Ph.D. "Gamma Radiation Definition." ThoughtCo. https://www.thoughtco.com/definition-of-gamma-radiation-604476 (accessed October 23, 2017).