- parent nuclide
Wikipedia foundation.
Wikipedia foundation.
parent — parentless, adj. parentlike, adj. /pair euhnt, par /, n. 1. a father or a mother. 2. an ancestor, precursor, or progenitor. 3. a source, origin, or cause. 4. a protector or guardian. 5. Biol. any organism that produces or generates another. 6.… … Universalium
daughter nuclide — noun An isotope (often one of several) that is the product of the radioactive decay of a specific parent nuclide … Wiktionary
Radiometric dating — (often called radioactive dating) is a technique used to date materials such as rocks, usually based on a comparison between the observed abundance of a naturally occurring radioactive isotope and its decay products, using known decay rates.[1]… … Wikipedia
Radioactive decay — For particle decay in a more general context, see Particle decay. For more information on hazards of various kinds of radiation from decay, see Ionizing radiation. Radioactive redirects here. For other uses, see Radioactive (disambiguation).… … Wikipedia
Isochron dating — is a common technique of radiometric dating and is applied to date certain events, such as crystallization, metamorphism, shock events, and differentiation of precursor melts, in the history of rocks. Isochron dating can be further separated into … Wikipedia
Technetium-99m generator — Five Technetium 99m Generators A technetium 99m generator, or colloquially a technetium cow or moly cow, is a device used to extract the metastable isotope 99mTc of technetium from a source of decaying molybdenum 99. 99Mo has a half life of 66… … Wikipedia
Decay energy — Nuclear physics Radioactive decay Nuclear fission Nuclear fusion Classical decays … Wikipedia
Technetium-99m — is a metastable nuclear isomer of technetium 99, symbolized as 99mTc. The m indicates that this is a metastable nuclear isomer, i.e. it does not change into another element (transmutate) upon its decay . It is a gamma ray emitting isotope used in … Wikipedia
Portal:Technology — Wikipedia portals: Culture Geography Health History Mathematics Natural sciences People Philosophy Religion Society Technology … Wikipedia
Isotopes of oxygen — Late in a massive star s life, 16O concentrates in the O shell, 17O in the H shell and 18O in the He shell There are three stable isotopes of oxygen that lead to oxygen (O) having a standard atomic mass of 15.9994(3) u. 17 radioactive isotopes… … Wikipedia