radiometric dating or radioactive dating is a technique used to date materials such as rocks or carbon in which trace radioactive impurities were selectively incorporated when they were formed the method compares the abundance of a naturally occurring radioactive isotope within the material to the abundance of its decay products which form at a known constant rate of decay.
radioactive decay also known as nuclear decay radioactivity or nuclear radiation is the process by which an unstable atomic nucleus loses energy in terms of mass in its rest frame by emitting radiation such as an alpha particle beta particle with neutrino or only a neutrino in the case of electron capture or a gamma ray or electron in the case of internal conversion.
radiometric dating he question of the ages of the earth and its rock formations and features has fascinated philosophers theologians and scientists for centuries primarily because the answers put our lives in temporal perspective.
How radiometric dating works in general radioactive elements decay gradually into other elements the original element is called the parent and the result of the decay.
Isochron dating by chris stassen the article is well illustrated and well written there is an introduction to the generic problem of radiometric dating but this article concentrates on one well established method called the isochron method.
decay amp half life why is this chapter on halflife being presented the purpose of this chapter is to explain the process of radioactive decay and its relationship to the concept of halflife.
The slope of the line is the ratio of enriched d to remaining pit can be used in place of d now p now in the decay equationmiscellaneous notes age uncertainty when a simple dating method is performed the result is a single number.
earth sciences radiometric dating in 1905 shortly after the discovery of radioactivity the american chemist bertram boltwood suggested that lead is one of the disintegration products of uranium in which case the older a uraniumbearing mineral the greater should be its proportional part of lead analyzing specimens whose relative geologic ages were known boltwood found that the ratio of.