The fraction of @N04229@ giving rise to a particular @N04257@ before any @N04227@ has occurred.
Source: PAC, 1982, 54, 1533. (Glossary of terms used in nuclear analytical chemistry (Provisional)) on page 1542 [Terms] [Paper]
Citation: 'direct fission yield' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.D01769 RISBibTexEndNote