decay chain(redirected from Disintegration chain)
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A sequence of radioactive decay processes in which the decay of one element creates a new element that may itself be radioactive, and continuing until the sequence ends with stable, nonradioactive atoms.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.