What isotopes can be used for radioactive dating

Because the life of a radioisotope isn't affected by any influence outside of the nucleus, its predictable rate of decay acts like a clock.

Further evidence comes from the complete agreement between radiometric dates and other dating methods such as counting tree rings or glacier ice core layers.

Sigman has written: 'The role of biological production in Pleistocene atmospheric carbon dioxide variations and the nitrogen isotope dynamics of the Southern Ocean' -- subject(s): Isotopes, Paleoceanography, Stable isotopes, Nitrogen Isotopes are used as sources of radiation in medicine, sterilization, nondestructive control, etc.

- Isotopes can be used as tracers - Isotopes can be used as energy source - Isotopes are used for radioactive dating - Isotopes are used…

He was employed at Caltech's Division of Geological & Planetary Sciences at the time of writing the first edition.

He is presently employed in the Space & Atmospheric Sciences Group at the Los Alamos National Laboratory.

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