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gamma decay

American  

noun

Physics.

  1. type of radioactivity in which an unstable atomic nucleus dissipates energy by gamma emission, producing gamma rays.

gamma decay Scientific  

  1. A radioactive process in which an atomic nucleus loses energy by emitting a gamma ray (a stream of high-energy photons). When an element undergoes gamma decay its atomic number and mass number do not change.

Example Sentences

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It is again constructive to verify the conservation laws for gamma decay.

From Textbooks • Aug. 12, 2015

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.