The spontaneous transformation of an unstable atomic nucleus into a lighter one, in which radiation is released in the form of alpha particles, beta particles, gamma rays, and other particles. The rate of decay of radioactive substances such as carbon 14 or uranium is measured in terms of their half-life .
The process by which heavier chemical elements are synthesized from lighter atomic nuclei in the interiors of stars, during supernova explosions, and in the early stages of the universe.
Find another word for alpha-particle. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for alpha-particle, like: radioactive-decay, mesotron, nucleosynthesis and radion.