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gamma decay

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gamma decay

 
Use gamma decay in a Sentence
–noun Physics.
type of radioactivity in which an unstable atomic nucleus dissipates energy by gamma emission, producing gamma rays.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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gamma decay  
n.  

  1. A radioactive process in which an atomic nucleus loses energy by emitting a gamma ray without a change in its atomic or mass numbers.

  2. The decay of an unstable elementary particle by photon emission.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Science Dictionary
gamma decay  
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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