branching

/ (ˈbrɑːntʃɪŋ) /

noun

physics the occurrence of several decay paths (branches) in the disintegration of a particular nuclide or the de-excitation of an excited atom. The branching fraction (nuclear) or branching ratio (atomic) is the proportion of the disintegrating nuclei that follow a particular branch to the total number of disintegrating nuclides

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What does “barren” mean?
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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