DECAY, RADIOACTIVE


Meaning of DECAY, RADIOACTIVE in English

The decrease in the amount of any radioactive material with the passage of time due to the spontaneous emission from the atomic nuclei of either alpha or beta particles, often accompanied by gamma radiation.

NRC Nuclear Energy English Glossary.      Английский глоссарий ядерной энергии NRC (Национальный научно исследовательский совет).